{
  "type": "FeatureCollection",
  "features": [
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200703_USGS_NJ_18SWJ0037.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.99958638684421,
              39.19114450837391,
              -0.250013468647454
            ],
            [
              -74.99958638623465,
              39.19124849601663,
              -0.250013468647454
            ],
            [
              -74.99902361371737,
              39.191248492659795,
              3.509986531352546
            ],
            [
              -74.99902361515636,
              39.19114450501709,
              3.509986531352546
            ],
            [
              -74.99958638684421,
              39.19114450837391,
              -0.250013468647454
            ]
          ]
        ]
      },
      "bbox": [
        -74.99958639,
        39.19114451,
        -0.2500134686,
        -74.99902361,
        39.1912485,
        3.509986531
      ],
      "properties": {
        "datetime": "2020-07-03T15:38:31Z",
        "pc:count": 905,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 500060.1951,
            "count": 905,
            "maximum": 500084.3189,
            "minimum": 500035.7189,
            "name": "X",
            "position": 0,
            "stddev": 11.79154115,
            "variance": 139.0404426
          },
          {
            "average": 4337995.124,
            "count": 905,
            "maximum": 4337999.983,
            "minimum": 4337988.443,
            "name": "Y",
            "position": 1,
            "stddev": 3.026369516,
            "variance": 9.158912447
          },
          {
            "average": 0.6441964761,
            "count": 905,
            "maximum": 3.509986531,
            "minimum": -0.2500134686,
            "name": "Z",
            "position": 2,
            "stddev": 0.5825281148,
            "variance": 0.3393390045
          },
          {
            "average": 3402.432044,
            "count": 905,
            "maximum": 17459,
            "minimum": 13,
            "name": "Intensity",
            "position": 3,
            "stddev": 2220.441876,
            "variance": 4930362.126
          },
          {
            "average": 1.04198895,
            "count": 905,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2216301728,
            "variance": 0.04911993351
          },
          {
            "average": 1.085082873,
            "count": 905,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.323231435,
            "variance": 0.1044785606
          },
          {
            "average": 1,
            "count": 905,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 905,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.727071823,
            "count": 905,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4457105547,
            "variance": 0.1986578986
          },
          {
            "average": 20.34611326,
            "count": 905,
            "maximum": 22.00200081,
            "minimum": 18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.873531869,
            "variance": 3.510121665
          },
          {
            "average": 1.083977901,
            "count": 905,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.2930192229,
            "variance": 0.085860265
          },
          {
            "average": 3,
            "count": 905,
            "maximum": 3,
            "minimum": 3,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 277825908.8,
            "count": 905,
            "maximum": 277825911,
            "minimum": 277825906.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1.744566104,
            "variance": 3.043510892
          },
          {
            "average": 0,
            "count": 905,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 905,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 905,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 905,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 905,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          500035.7189,
          4337988.443,
          -0.2500134686,
          500084.3189,
          4337999.983,
          3.509986531
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                500035.71892439184,
                4337988.443353489,
                -0.250013468647454
              ],
              [
                500035.71892439184,
                4337999.983353488,
                -0.250013468647454
              ],
              [
                500084.3189243918,
                4337999.983353488,
                3.509986531352546
              ],
              [
                500084.3189243918,
                4337988.443353489,
                3.509986531352546
              ],
              [
                500035.71892439184,
                4337988.443353489,
                -0.250013468647454
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T15:38:31+00:00",
        "end_time": "2020-07-03T15:38:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ0037.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ0037.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ0037.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ0037.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.99958639,
            39.19114451,
            -0.2500134686,
            -74.99902361,
            39.1912485,
            3.509986531
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.99958638684421,
                  39.19114450837391,
                  -0.250013468647454
                ],
                [
                  -74.99958638623465,
                  39.19124849601663,
                  -0.250013468647454
                ],
                [
                  -74.99902361371737,
                  39.191248492659795,
                  3.509986531352546
                ],
                [
                  -74.99902361515636,
                  39.19114450501709,
                  3.509986531352546
                ],
                [
                  -74.99958638684421,
                  39.19114450837391,
                  -0.250013468647454
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ0037.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ0037.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T15:38:31Z",
            "pc:count": 905,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 500060.1951,
                "count": 905,
                "maximum": 500084.3189,
                "minimum": 500035.7189,
                "name": "X",
                "position": 0,
                "stddev": 11.79154115,
                "variance": 139.0404426
              },
              {
                "average": 4337995.124,
                "count": 905,
                "maximum": 4337999.983,
                "minimum": 4337988.443,
                "name": "Y",
                "position": 1,
                "stddev": 3.026369516,
                "variance": 9.158912447
              },
              {
                "average": 0.6441964761,
                "count": 905,
                "maximum": 3.509986531,
                "minimum": -0.2500134686,
                "name": "Z",
                "position": 2,
                "stddev": 0.5825281148,
                "variance": 0.3393390045
              },
              {
                "average": 3402.432044,
                "count": 905,
                "maximum": 17459,
                "minimum": 13,
                "name": "Intensity",
                "position": 3,
                "stddev": 2220.441876,
                "variance": 4930362.126
              },
              {
                "average": 1.04198895,
                "count": 905,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2216301728,
                "variance": 0.04911993351
              },
              {
                "average": 1.085082873,
                "count": 905,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.323231435,
                "variance": 0.1044785606
              },
              {
                "average": 1,
                "count": 905,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 905,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.727071823,
                "count": 905,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4457105547,
                "variance": 0.1986578986
              },
              {
                "average": 20.34611326,
                "count": 905,
                "maximum": 22.00200081,
                "minimum": 18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.873531869,
                "variance": 3.510121665
              },
              {
                "average": 1.083977901,
                "count": 905,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.2930192229,
                "variance": 0.085860265
              },
              {
                "average": 3,
                "count": 905,
                "maximum": 3,
                "minimum": 3,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 277825908.8,
                "count": 905,
                "maximum": 277825911,
                "minimum": 277825906.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1.744566104,
                "variance": 3.043510892
              },
              {
                "average": 0,
                "count": 905,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 905,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 905,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 905,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 905,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              500035.7189,
              4337988.443,
              -0.2500134686,
              500084.3189,
              4337999.983,
              3.509986531
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    500035.71892439184,
                    4337988.443353489,
                    -0.250013468647454
                  ],
                  [
                    500035.71892439184,
                    4337999.983353488,
                    -0.250013468647454
                  ],
                  [
                    500084.3189243918,
                    4337999.983353488,
                    3.509986531352546
                  ],
                  [
                    500084.3189243918,
                    4337988.443353489,
                    3.509986531352546
                  ],
                  [
                    500035.71892439184,
                    4337988.443353489,
                    -0.250013468647454
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T15:38:31+00:00",
            "end_time": "2020-07-03T15:38:26+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": "20200702_USGS_NJ_18SWJ6175.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.27959312423556,
              39.522416075246106,
              0.009595156400535
            ],
            [
              -74.27958342393038,
              39.52335489972818,
              0.009595156400535
            ],
            [
              -74.27865621673209,
              39.52334914978407,
              0.409595156400535
            ],
            [
              -74.27866592951933,
              39.52241032549268,
              0.409595156400535
            ],
            [
              -74.27959312423556,
              39.522416075246106,
              0.009595156400535
            ]
          ]
        ]
      },
      "bbox": [
        -74.27959312,
        39.52241033,
        0.009595156401,
        -74.27865622,
        39.5233549,
        0.4095951564
      ],
      "properties": {
        "datetime": "2020-07-02T13:46:17Z",
        "pc:count": 24716,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 561968.7753,
            "count": 24716,
            "maximum": 561999.9855,
            "minimum": 561920.2855,
            "name": "X",
            "position": 0,
            "stddev": 20.5340248,
            "variance": 421.6461745
          },
          {
            "average": 4375039.932,
            "count": 24716,
            "maximum": 4375104.198,
            "minimum": 4374999.998,
            "name": "Y",
            "position": 1,
            "stddev": 26.55342081,
            "variance": 705.0841567
          },
          {
            "average": 0.1875143181,
            "count": 24716,
            "maximum": 0.4095951564,
            "minimum": 0.009595156401,
            "name": "Z",
            "position": 2,
            "stddev": 0.05641235801,
            "variance": 0.003182354137
          },
          {
            "average": 4829.172156,
            "count": 24716,
            "maximum": 13605,
            "minimum": 1553,
            "name": "Intensity",
            "position": 3,
            "stddev": 1998.71845,
            "variance": 3994875.443
          },
          {
            "average": 1,
            "count": 24716,
            "maximum": 1,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 24716,
            "maximum": 1,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 24716,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24716,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.729203755,
            "count": 24716,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4443800497,
            "variance": 0.1974736286
          },
          {
            "average": 21.0965271,
            "count": 24716,
            "maximum": 22.00200081,
            "minimum": 21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 0.2956455507,
            "variance": 0.08740629165
          },
          {
            "average": 1,
            "count": 24716,
            "maximum": 1,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 24716,
            "maximum": 1,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 277732775.7,
            "count": 24716,
            "maximum": 277732777.2,
            "minimum": 277732773.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 0.8997699328,
            "variance": 0.809585932
          },
          {
            "average": 0,
            "count": 24716,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24716,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24716,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24716,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 24716,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          561920.2855,
          4374999.998,
          0.009595156401,
          561999.9855,
          4375104.198,
          0.4095951564
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                561920.2854764612,
                4374999.997778037,
                0.009595156400535
              ],
              [
                561920.2854764612,
                4375104.197778036,
                0.009595156400535
              ],
              [
                561999.9854764611,
                4375104.197778036,
                0.409595156400535
              ],
              [
                561999.9854764611,
                4374999.997778037,
                0.409595156400535
              ],
              [
                561920.2854764612,
                4374999.997778037,
                0.009595156400535
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T13:46:17+00:00",
        "end_time": "2020-07-02T13:46:13+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ6175.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ6175.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ6175.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6175.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.27959312,
            39.52241033,
            0.009595156401,
            -74.27865622,
            39.5233549,
            0.4095951564
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.27959312423556,
                  39.522416075246106,
                  0.009595156400535
                ],
                [
                  -74.27958342393038,
                  39.52335489972818,
                  0.009595156400535
                ],
                [
                  -74.27865621673209,
                  39.52334914978407,
                  0.409595156400535
                ],
                [
                  -74.27866592951933,
                  39.52241032549268,
                  0.409595156400535
                ],
                [
                  -74.27959312423556,
                  39.522416075246106,
                  0.009595156400535
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ6175.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6175.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T13:46:17Z",
            "pc:count": 24716,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 561968.7753,
                "count": 24716,
                "maximum": 561999.9855,
                "minimum": 561920.2855,
                "name": "X",
                "position": 0,
                "stddev": 20.5340248,
                "variance": 421.6461745
              },
              {
                "average": 4375039.932,
                "count": 24716,
                "maximum": 4375104.198,
                "minimum": 4374999.998,
                "name": "Y",
                "position": 1,
                "stddev": 26.55342081,
                "variance": 705.0841567
              },
              {
                "average": 0.1875143181,
                "count": 24716,
                "maximum": 0.4095951564,
                "minimum": 0.009595156401,
                "name": "Z",
                "position": 2,
                "stddev": 0.05641235801,
                "variance": 0.003182354137
              },
              {
                "average": 4829.172156,
                "count": 24716,
                "maximum": 13605,
                "minimum": 1553,
                "name": "Intensity",
                "position": 3,
                "stddev": 1998.71845,
                "variance": 3994875.443
              },
              {
                "average": 1,
                "count": 24716,
                "maximum": 1,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 24716,
                "maximum": 1,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 24716,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24716,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.729203755,
                "count": 24716,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4443800497,
                "variance": 0.1974736286
              },
              {
                "average": 21.0965271,
                "count": 24716,
                "maximum": 22.00200081,
                "minimum": 21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 0.2956455507,
                "variance": 0.08740629165
              },
              {
                "average": 1,
                "count": 24716,
                "maximum": 1,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 24716,
                "maximum": 1,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 277732775.7,
                "count": 24716,
                "maximum": 277732777.2,
                "minimum": 277732773.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 0.8997699328,
                "variance": 0.809585932
              },
              {
                "average": 0,
                "count": 24716,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24716,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24716,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24716,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 24716,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              561920.2855,
              4374999.998,
              0.009595156401,
              561999.9855,
              4375104.198,
              0.4095951564
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    561920.2854764612,
                    4374999.997778037,
                    0.009595156400535
                  ],
                  [
                    561920.2854764612,
                    4375104.197778036,
                    0.009595156400535
                  ],
                  [
                    561999.9854764611,
                    4375104.197778036,
                    0.409595156400535
                  ],
                  [
                    561999.9854764611,
                    4374999.997778037,
                    0.409595156400535
                  ],
                  [
                    561920.2854764612,
                    4374999.997778037,
                    0.009595156400535
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T13:46:17+00:00",
            "end_time": "2020-07-02T13:46:13+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ1918.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.78054621413678,
              39.01082168530131,
              -3.621220956130511
            ],
            [
              -74.78051837180627,
              39.01982934803181,
              -3.621220956130511
            ],
            [
              -74.77503645358395,
              39.01981890560013,
              -1.621220956130511
            ],
            [
              -74.7750649913088,
              39.01081124620389,
              -1.621220956130511
            ],
            [
              -74.78054621413678,
              39.01082168530131,
              -3.621220956130511
            ]
          ]
        ]
      },
      "bbox": [
        -74.78054621,
        39.01081125,
        -3.621220956,
        -74.77503645,
        39.01982935,
        -1.621220956
      ],
      "properties": {
        "datetime": "2020-07-02T15:49:58Z",
        "pc:count": 90602,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 519166.3676,
            "count": 90602,
            "maximum": 519474.5629,
            "minimum": 519000.0029,
            "name": "X",
            "position": 0,
            "stddev": 139.6676144,
            "variance": 19507.0425
          },
          {
            "average": 4318544.24,
            "count": 90602,
            "maximum": 4318999.983,
            "minimum": 4318000.383,
            "name": "Y",
            "position": 1,
            "stddev": 413.8103083,
            "variance": 171238.9713
          },
          {
            "average": -2.379309299,
            "count": 90602,
            "maximum": -1.621220956,
            "minimum": -3.621220956,
            "name": "Z",
            "position": 2,
            "stddev": 0.2722572917,
            "variance": 0.07412403286
          },
          {
            "average": 502.0037196,
            "count": 90602,
            "maximum": 1842,
            "minimum": 20,
            "name": "Intensity",
            "position": 3,
            "stddev": 318.9751459,
            "variance": 101745.1437
          },
          {
            "average": 1,
            "count": 90602,
            "maximum": 1,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 90602,
            "maximum": 1,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 90602,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 90602,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 29,
            "count": 90602,
            "maximum": 29,
            "minimum": 29,
            "name": "Classification",
            "position": 8,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 19.88602658,
            "count": 90602,
            "maximum": 22.00200081,
            "minimum": 18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.101485391,
            "variance": 1.213270066
          },
          {
            "average": 2.00040838,
            "count": 90602,
            "maximum": 3,
            "minimum": 2,
            "name": "UserData",
            "position": 10,
            "stddev": 0.0202043866,
            "variance": 0.0004082172378
          },
          {
            "average": 3.10066003,
            "count": 90602,
            "maximum": 5,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.997476307,
            "variance": 3.989911596
          },
          {
            "average": 277739638.8,
            "count": 90602,
            "maximum": 277740198.7,
            "minimum": 277739131.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 530.7378417,
            "variance": 281682.6566
          },
          {
            "average": 0,
            "count": 90602,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 90602,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 90602,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 90602,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 90602,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          519000.0029,
          4318000.383,
          -3.621220956,
          519474.5629,
          4318999.983,
          -1.621220956
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                519000.0028571307,
                4318000.382635988,
                -3.621220956130511
              ],
              [
                519000.0028571307,
                4318999.982635988,
                -3.621220956130511
              ],
              [
                519474.5628571308,
                4318999.982635988,
                -1.621220956130511
              ],
              [
                519474.5628571308,
                4318000.382635988,
                -1.621220956130511
              ],
              [
                519000.0028571307,
                4318000.382635988,
                -3.621220956130511
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T15:49:58+00:00",
        "end_time": "2020-07-02T15:32:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1918.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1918.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1918.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1918.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.78054621,
            39.01081125,
            -3.621220956,
            -74.77503645,
            39.01982935,
            -1.621220956
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.78054621413678,
                  39.01082168530131,
                  -3.621220956130511
                ],
                [
                  -74.78051837180627,
                  39.01982934803181,
                  -3.621220956130511
                ],
                [
                  -74.77503645358395,
                  39.01981890560013,
                  -1.621220956130511
                ],
                [
                  -74.7750649913088,
                  39.01081124620389,
                  -1.621220956130511
                ],
                [
                  -74.78054621413678,
                  39.01082168530131,
                  -3.621220956130511
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1918.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1918.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T15:49:58Z",
            "pc:count": 90602,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 519166.3676,
                "count": 90602,
                "maximum": 519474.5629,
                "minimum": 519000.0029,
                "name": "X",
                "position": 0,
                "stddev": 139.6676144,
                "variance": 19507.0425
              },
              {
                "average": 4318544.24,
                "count": 90602,
                "maximum": 4318999.983,
                "minimum": 4318000.383,
                "name": "Y",
                "position": 1,
                "stddev": 413.8103083,
                "variance": 171238.9713
              },
              {
                "average": -2.379309299,
                "count": 90602,
                "maximum": -1.621220956,
                "minimum": -3.621220956,
                "name": "Z",
                "position": 2,
                "stddev": 0.2722572917,
                "variance": 0.07412403286
              },
              {
                "average": 502.0037196,
                "count": 90602,
                "maximum": 1842,
                "minimum": 20,
                "name": "Intensity",
                "position": 3,
                "stddev": 318.9751459,
                "variance": 101745.1437
              },
              {
                "average": 1,
                "count": 90602,
                "maximum": 1,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 90602,
                "maximum": 1,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 90602,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 90602,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 29,
                "count": 90602,
                "maximum": 29,
                "minimum": 29,
                "name": "Classification",
                "position": 8,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 19.88602658,
                "count": 90602,
                "maximum": 22.00200081,
                "minimum": 18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.101485391,
                "variance": 1.213270066
              },
              {
                "average": 2.00040838,
                "count": 90602,
                "maximum": 3,
                "minimum": 2,
                "name": "UserData",
                "position": 10,
                "stddev": 0.0202043866,
                "variance": 0.0004082172378
              },
              {
                "average": 3.10066003,
                "count": 90602,
                "maximum": 5,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.997476307,
                "variance": 3.989911596
              },
              {
                "average": 277739638.8,
                "count": 90602,
                "maximum": 277740198.7,
                "minimum": 277739131.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 530.7378417,
                "variance": 281682.6566
              },
              {
                "average": 0,
                "count": 90602,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 90602,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 90602,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 90602,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 90602,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              519000.0029,
              4318000.383,
              -3.621220956,
              519474.5629,
              4318999.983,
              -1.621220956
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    519000.0028571307,
                    4318000.382635988,
                    -3.621220956130511
                  ],
                  [
                    519000.0028571307,
                    4318999.982635988,
                    -3.621220956130511
                  ],
                  [
                    519474.5628571308,
                    4318999.982635988,
                    -1.621220956130511
                  ],
                  [
                    519474.5628571308,
                    4318000.382635988,
                    -1.621220956130511
                  ],
                  [
                    519000.0028571307,
                    4318000.382635988,
                    -3.621220956130511
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T15:49:58+00:00",
            "end_time": "2020-07-02T15:32:11+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": "20200702_USGS_NJ_18SWJ2527.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.71089768873657,
              39.09609553736189,
              -4.395236384341769
            ],
            [
              -74.71087856253257,
              39.10077878091192,
              -4.395236384341769
            ],
            [
              -74.70568554243206,
              39.10076578760369,
              7.524763615658231
            ],
            [
              -74.70570501215713,
              39.096082546209516,
              7.524763615658231
            ],
            [
              -74.71089768873657,
              39.09609553736189,
              -4.395236384341769
            ]
          ]
        ]
      },
      "bbox": [
        -74.71089769,
        39.09608255,
        -4.395236384,
        -74.70568554,
        39.10077878,
        7.524763616
      ],
      "properties": {
        "datetime": "2020-07-02T15:29:48Z",
        "pc:count": 324317,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 525124.0862,
            "count": 324317,
            "maximum": 525449.0406,
            "minimum": 525000.0006,
            "name": "X",
            "position": 0,
            "stddev": 89.38333161,
            "variance": 7989.37997
          },
          {
            "average": 4327840.579,
            "count": 324317,
            "maximum": 4327999.991,
            "minimum": 4327480.271,
            "name": "Y",
            "position": 1,
            "stddev": 110.9755369,
            "variance": 12315.5698
          },
          {
            "average": -0.9845520539,
            "count": 324317,
            "maximum": 7.524763616,
            "minimum": -4.395236384,
            "name": "Z",
            "position": 2,
            "stddev": 1.857353734,
            "variance": 3.449762893
          },
          {
            "average": 3737.138864,
            "count": 324317,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 5606.244876,
            "variance": 31429981.61
          },
          {
            "average": 1.000243589,
            "count": 324317,
            "maximum": 2,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.01560545577,
            "variance": 0.0002435302498
          },
          {
            "average": 1.000477927,
            "count": 324317,
            "maximum": 2,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.02185636105,
            "variance": 0.0004777005181
          },
          {
            "average": 1,
            "count": 324317,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 324317,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 21.04119735,
            "count": 324317,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 12.3538682,
            "variance": 152.6180594
          },
          {
            "average": 18.78761591,
            "count": 324317,
            "maximum": 22.99799919,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.625314666,
            "variance": 2.641647765
          },
          {
            "average": 1.707887653,
            "count": 324317,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4558247691,
            "variance": 0.2077762201
          },
          {
            "average": 4.457583167,
            "count": 324317,
            "maximum": 5,
            "minimum": 3,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.555361855,
            "variance": 0.30842679
          },
          {
            "average": 277738812,
            "count": 324317,
            "maximum": 277738988.8,
            "minimum": 277738099.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 192.6377807,
            "variance": 37109.31455
          },
          {
            "average": 0,
            "count": 324317,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 324317,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 324317,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 324317,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 324317,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          525000.0006,
          4327480.271,
          -4.395236384,
          525449.0406,
          4327999.991,
          7.524763616
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                525000.0005771525,
                4327480.271313961,
                -4.395236384341769
              ],
              [
                525000.0005771525,
                4327999.991313961,
                -4.395236384341769
              ],
              [
                525449.0405771525,
                4327999.991313961,
                7.524763615658231
              ],
              [
                525449.0405771525,
                4327480.271313961,
                7.524763615658231
              ],
              [
                525000.0005771525,
                4327480.271313961,
                -4.395236384341769
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T15:29:48+00:00",
        "end_time": "2020-07-02T15:14:59+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ2527.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ2527.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ2527.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2527.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.71089769,
            39.09608255,
            -4.395236384,
            -74.70568554,
            39.10077878,
            7.524763616
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.71089768873657,
                  39.09609553736189,
                  -4.395236384341769
                ],
                [
                  -74.71087856253257,
                  39.10077878091192,
                  -4.395236384341769
                ],
                [
                  -74.70568554243206,
                  39.10076578760369,
                  7.524763615658231
                ],
                [
                  -74.70570501215713,
                  39.096082546209516,
                  7.524763615658231
                ],
                [
                  -74.71089768873657,
                  39.09609553736189,
                  -4.395236384341769
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ2527.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2527.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T15:29:48Z",
            "pc:count": 324317,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 525124.0862,
                "count": 324317,
                "maximum": 525449.0406,
                "minimum": 525000.0006,
                "name": "X",
                "position": 0,
                "stddev": 89.38333161,
                "variance": 7989.37997
              },
              {
                "average": 4327840.579,
                "count": 324317,
                "maximum": 4327999.991,
                "minimum": 4327480.271,
                "name": "Y",
                "position": 1,
                "stddev": 110.9755369,
                "variance": 12315.5698
              },
              {
                "average": -0.9845520539,
                "count": 324317,
                "maximum": 7.524763616,
                "minimum": -4.395236384,
                "name": "Z",
                "position": 2,
                "stddev": 1.857353734,
                "variance": 3.449762893
              },
              {
                "average": 3737.138864,
                "count": 324317,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 5606.244876,
                "variance": 31429981.61
              },
              {
                "average": 1.000243589,
                "count": 324317,
                "maximum": 2,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.01560545577,
                "variance": 0.0002435302498
              },
              {
                "average": 1.000477927,
                "count": 324317,
                "maximum": 2,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.02185636105,
                "variance": 0.0004777005181
              },
              {
                "average": 1,
                "count": 324317,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 324317,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 21.04119735,
                "count": 324317,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 12.3538682,
                "variance": 152.6180594
              },
              {
                "average": 18.78761591,
                "count": 324317,
                "maximum": 22.99799919,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.625314666,
                "variance": 2.641647765
              },
              {
                "average": 1.707887653,
                "count": 324317,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4558247691,
                "variance": 0.2077762201
              },
              {
                "average": 4.457583167,
                "count": 324317,
                "maximum": 5,
                "minimum": 3,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.555361855,
                "variance": 0.30842679
              },
              {
                "average": 277738812,
                "count": 324317,
                "maximum": 277738988.8,
                "minimum": 277738099.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 192.6377807,
                "variance": 37109.31455
              },
              {
                "average": 0,
                "count": 324317,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 324317,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 324317,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 324317,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 324317,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              525000.0006,
              4327480.271,
              -4.395236384,
              525449.0406,
              4327999.991,
              7.524763616
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    525000.0005771525,
                    4327480.271313961,
                    -4.395236384341769
                  ],
                  [
                    525000.0005771525,
                    4327999.991313961,
                    -4.395236384341769
                  ],
                  [
                    525449.0405771525,
                    4327999.991313961,
                    7.524763615658231
                  ],
                  [
                    525449.0405771525,
                    4327480.271313961,
                    7.524763615658231
                  ],
                  [
                    525000.0005771525,
                    4327480.271313961,
                    -4.395236384341769
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T15:29:48+00:00",
            "end_time": "2020-07-02T15:14:59+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": "20200703_USGS_NJ_18SWJ1220.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.85157534924392,
              39.03593107297266,
              2.842988790775639
            ],
            [
              -74.8515710962463,
              39.03796401541693,
              2.842988790775639
            ],
            [
              -74.8497898419655,
              39.03796173518259,
              28.10298879077564
            ],
            [
              -74.84979414600171,
              39.03592879290263,
              28.10298879077564
            ],
            [
              -74.85157534924392,
              39.03593107297266,
              2.842988790775639
            ]
          ]
        ]
      },
      "bbox": [
        -74.85157535,
        39.03592879,
        2.842988791,
        -74.84978984,
        39.03796402,
        28.10298879
      ],
      "properties": {
        "datetime": "2020-07-03T18:54:57Z",
        "pc:count": 128819,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 512945.107,
            "count": 128819,
            "maximum": 513000.0109,
            "minimum": 512845.8509,
            "name": "X",
            "position": 0,
            "stddev": 30.79217618,
            "variance": 948.1581138
          },
          {
            "average": 4320908.615,
            "count": 128819,
            "maximum": 4320999.984,
            "minimum": 4320774.384,
            "name": "Y",
            "position": 1,
            "stddev": 63.19467797,
            "variance": 3993.567323
          },
          {
            "average": 13.50811086,
            "count": 128819,
            "maximum": 28.10298879,
            "minimum": 2.842988791,
            "name": "Z",
            "position": 2,
            "stddev": 6.311994065,
            "variance": 39.84126907
          },
          {
            "average": 960.1014058,
            "count": 128819,
            "maximum": 50324,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 1851.08509,
            "variance": 3426516.011
          },
          {
            "average": 2.721415319,
            "count": 128819,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.255568514,
            "variance": 1.576452294
          },
          {
            "average": 4.45098161,
            "count": 128819,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.094983059,
            "variance": 1.198987901
          },
          {
            "average": 1,
            "count": 128819,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 128819,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.147198783,
            "count": 128819,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.3543053424,
            "variance": 0.1255322756
          },
          {
            "average": 20.32152668,
            "count": 128819,
            "maximum": 21,
            "minimum": 18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 0.5980114479,
            "variance": 0.3576176919
          },
          {
            "average": 3.482312392,
            "count": 128819,
            "maximum": 14,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 2.181217126,
            "variance": 4.757708152
          },
          {
            "average": 25.07130159,
            "count": 128819,
            "maximum": 26,
            "minimum": 25,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.2573289538,
            "variance": 0.06621819048
          },
          {
            "average": 277837146.1,
            "count": 128819,
            "maximum": 277837697.4,
            "minimum": 277837103,
            "name": "GpsTime",
            "position": 12,
            "stddev": 152.7349391,
            "variance": 23327.96161
          },
          {
            "average": 0,
            "count": 128819,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 128819,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 128819,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 128819,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 128819,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          512845.8509,
          4320774.384,
          2.842988791,
          513000.0109,
          4320999.984,
          28.10298879
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                512845.85089097865,
                4320774.384319826,
                2.842988790775639
              ],
              [
                512845.85089097865,
                4320999.984319826,
                2.842988790775639
              ],
              [
                513000.0108909787,
                4320999.984319826,
                28.10298879077564
              ],
              [
                513000.0108909787,
                4320774.384319826,
                28.10298879077564
              ],
              [
                512845.85089097865,
                4320774.384319826,
                2.842988790775639
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:54:57+00:00",
        "end_time": "2020-07-03T18:45:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1220.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1220.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1220.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1220.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.85157535,
            39.03592879,
            2.842988791,
            -74.84978984,
            39.03796402,
            28.10298879
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.85157534924392,
                  39.03593107297266,
                  2.842988790775639
                ],
                [
                  -74.8515710962463,
                  39.03796401541693,
                  2.842988790775639
                ],
                [
                  -74.8497898419655,
                  39.03796173518259,
                  28.10298879077564
                ],
                [
                  -74.84979414600171,
                  39.03592879290263,
                  28.10298879077564
                ],
                [
                  -74.85157534924392,
                  39.03593107297266,
                  2.842988790775639
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1220.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1220.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:54:57Z",
            "pc:count": 128819,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 512945.107,
                "count": 128819,
                "maximum": 513000.0109,
                "minimum": 512845.8509,
                "name": "X",
                "position": 0,
                "stddev": 30.79217618,
                "variance": 948.1581138
              },
              {
                "average": 4320908.615,
                "count": 128819,
                "maximum": 4320999.984,
                "minimum": 4320774.384,
                "name": "Y",
                "position": 1,
                "stddev": 63.19467797,
                "variance": 3993.567323
              },
              {
                "average": 13.50811086,
                "count": 128819,
                "maximum": 28.10298879,
                "minimum": 2.842988791,
                "name": "Z",
                "position": 2,
                "stddev": 6.311994065,
                "variance": 39.84126907
              },
              {
                "average": 960.1014058,
                "count": 128819,
                "maximum": 50324,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 1851.08509,
                "variance": 3426516.011
              },
              {
                "average": 2.721415319,
                "count": 128819,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.255568514,
                "variance": 1.576452294
              },
              {
                "average": 4.45098161,
                "count": 128819,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.094983059,
                "variance": 1.198987901
              },
              {
                "average": 1,
                "count": 128819,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 128819,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.147198783,
                "count": 128819,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.3543053424,
                "variance": 0.1255322756
              },
              {
                "average": 20.32152668,
                "count": 128819,
                "maximum": 21,
                "minimum": 18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 0.5980114479,
                "variance": 0.3576176919
              },
              {
                "average": 3.482312392,
                "count": 128819,
                "maximum": 14,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 2.181217126,
                "variance": 4.757708152
              },
              {
                "average": 25.07130159,
                "count": 128819,
                "maximum": 26,
                "minimum": 25,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.2573289538,
                "variance": 0.06621819048
              },
              {
                "average": 277837146.1,
                "count": 128819,
                "maximum": 277837697.4,
                "minimum": 277837103,
                "name": "GpsTime",
                "position": 12,
                "stddev": 152.7349391,
                "variance": 23327.96161
              },
              {
                "average": 0,
                "count": 128819,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 128819,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 128819,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 128819,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 128819,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              512845.8509,
              4320774.384,
              2.842988791,
              513000.0109,
              4320999.984,
              28.10298879
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    512845.85089097865,
                    4320774.384319826,
                    2.842988790775639
                  ],
                  [
                    512845.85089097865,
                    4320999.984319826,
                    2.842988790775639
                  ],
                  [
                    513000.0108909787,
                    4320999.984319826,
                    28.10298879077564
                  ],
                  [
                    513000.0108909787,
                    4320774.384319826,
                    28.10298879077564
                  ],
                  [
                    512845.85089097865,
                    4320774.384319826,
                    2.842988790775639
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:54:57+00:00",
            "end_time": "2020-07-03T18:45:03+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": "20200702_USGS_NJ_18SWJ6476.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.2552293462932,
              39.5381096546844,
              -4.944661367048248
            ],
            [
              -74.25520611730994,
              39.54028298836615,
              -4.944661367048248
            ],
            [
              -74.25303731087247,
              39.5402690708139,
              -0.484661367048247
            ],
            [
              -74.2530606074822,
              39.53809573820046,
              -0.484661367048247
            ],
            [
              -74.2552293462932,
              39.5381096546844,
              -4.944661367048248
            ]
          ]
        ]
      },
      "bbox": [
        -74.25522935,
        39.53809574,
        -4.944661367,
        -74.25303731,
        39.54028299,
        -0.484661367
      ],
      "properties": {
        "datetime": "2020-07-02T13:57:40Z",
        "pc:count": 64112,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 564055.9951,
            "count": 64112,
            "maximum": 564186.388,
            "minimum": 564000.008,
            "name": "X",
            "position": 0,
            "stddev": 41.06016377,
            "variance": 1685.937048
          },
          {
            "average": 4376930.224,
            "count": 64112,
            "maximum": 4376999.979,
            "minimum": 4376758.759,
            "name": "Y",
            "position": 1,
            "stddev": 55.22588658,
            "variance": 3049.898548
          },
          {
            "average": -2.075393211,
            "count": 64112,
            "maximum": -0.484661367,
            "minimum": -4.944661367,
            "name": "Z",
            "position": 2,
            "stddev": 0.6475157762,
            "variance": 0.4192766805
          },
          {
            "average": 926.1596737,
            "count": 64112,
            "maximum": 8860,
            "minimum": 20,
            "name": "Intensity",
            "position": 3,
            "stddev": 802.3753235,
            "variance": 643806.1598
          },
          {
            "average": 1.000015598,
            "count": 64112,
            "maximum": 2,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.003949392867,
            "variance": 1.559770402e-05
          },
          {
            "average": 1.000031195,
            "count": 64112,
            "maximum": 2,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.005585241396,
            "variance": 3.119492145e-05
          },
          {
            "average": 1,
            "count": 64112,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64112,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 29,
            "count": 64112,
            "maximum": 29,
            "minimum": 29,
            "name": "Classification",
            "position": 8,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 20.42470152,
            "count": 64112,
            "maximum": 22.00200081,
            "minimum": 18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.210124091,
            "variance": 1.464400315
          },
          {
            "average": 2.007003369,
            "count": 64112,
            "maximum": 4,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.08505994034,
            "variance": 0.00723519345
          },
          {
            "average": 2.712487522,
            "count": 64112,
            "maximum": 3,
            "minimum": 2,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.452606063,
            "variance": 0.2048522483
          },
          {
            "average": 277733335.4,
            "count": 64112,
            "maximum": 277733460,
            "minimum": 277733034.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 189.7891821,
            "variance": 36019.93363
          },
          {
            "average": 0,
            "count": 64112,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64112,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64112,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64112,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 64112,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          564000.008,
          4376758.759,
          -4.944661367,
          564186.388,
          4376999.979,
          -0.484661367
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                564000.0080458964,
                4376758.75897457,
                -4.944661367048248
              ],
              [
                564000.0080458964,
                4376999.9789745705,
                -4.944661367048248
              ],
              [
                564186.3880458963,
                4376999.9789745705,
                -0.484661367048247
              ],
              [
                564186.3880458963,
                4376758.75897457,
                -0.484661367048247
              ],
              [
                564000.0080458964,
                4376758.75897457,
                -4.944661367048248
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T13:57:40+00:00",
        "end_time": "2020-07-02T13:50:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ6476.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ6476.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ6476.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6476.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.25522935,
            39.53809574,
            -4.944661367,
            -74.25303731,
            39.54028299,
            -0.484661367
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.2552293462932,
                  39.5381096546844,
                  -4.944661367048248
                ],
                [
                  -74.25520611730994,
                  39.54028298836615,
                  -4.944661367048248
                ],
                [
                  -74.25303731087247,
                  39.5402690708139,
                  -0.484661367048247
                ],
                [
                  -74.2530606074822,
                  39.53809573820046,
                  -0.484661367048247
                ],
                [
                  -74.2552293462932,
                  39.5381096546844,
                  -4.944661367048248
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ6476.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6476.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T13:57:40Z",
            "pc:count": 64112,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 564055.9951,
                "count": 64112,
                "maximum": 564186.388,
                "minimum": 564000.008,
                "name": "X",
                "position": 0,
                "stddev": 41.06016377,
                "variance": 1685.937048
              },
              {
                "average": 4376930.224,
                "count": 64112,
                "maximum": 4376999.979,
                "minimum": 4376758.759,
                "name": "Y",
                "position": 1,
                "stddev": 55.22588658,
                "variance": 3049.898548
              },
              {
                "average": -2.075393211,
                "count": 64112,
                "maximum": -0.484661367,
                "minimum": -4.944661367,
                "name": "Z",
                "position": 2,
                "stddev": 0.6475157762,
                "variance": 0.4192766805
              },
              {
                "average": 926.1596737,
                "count": 64112,
                "maximum": 8860,
                "minimum": 20,
                "name": "Intensity",
                "position": 3,
                "stddev": 802.3753235,
                "variance": 643806.1598
              },
              {
                "average": 1.000015598,
                "count": 64112,
                "maximum": 2,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.003949392867,
                "variance": 1.559770402e-05
              },
              {
                "average": 1.000031195,
                "count": 64112,
                "maximum": 2,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.005585241396,
                "variance": 3.119492145e-05
              },
              {
                "average": 1,
                "count": 64112,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64112,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 29,
                "count": 64112,
                "maximum": 29,
                "minimum": 29,
                "name": "Classification",
                "position": 8,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 20.42470152,
                "count": 64112,
                "maximum": 22.00200081,
                "minimum": 18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.210124091,
                "variance": 1.464400315
              },
              {
                "average": 2.007003369,
                "count": 64112,
                "maximum": 4,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.08505994034,
                "variance": 0.00723519345
              },
              {
                "average": 2.712487522,
                "count": 64112,
                "maximum": 3,
                "minimum": 2,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.452606063,
                "variance": 0.2048522483
              },
              {
                "average": 277733335.4,
                "count": 64112,
                "maximum": 277733460,
                "minimum": 277733034.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 189.7891821,
                "variance": 36019.93363
              },
              {
                "average": 0,
                "count": 64112,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64112,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64112,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64112,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 64112,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              564000.008,
              4376758.759,
              -4.944661367,
              564186.388,
              4376999.979,
              -0.484661367
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    564000.0080458964,
                    4376758.75897457,
                    -4.944661367048248
                  ],
                  [
                    564000.0080458964,
                    4376999.9789745705,
                    -4.944661367048248
                  ],
                  [
                    564186.3880458963,
                    4376999.9789745705,
                    -0.484661367048247
                  ],
                  [
                    564186.3880458963,
                    4376758.75897457,
                    -0.484661367048247
                  ],
                  [
                    564000.0080458964,
                    4376758.75897457,
                    -4.944661367048248
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T13:57:40+00:00",
            "end_time": "2020-07-02T13:50:34+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": "20200703_USGS_NJ_18SWJ1424.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.8321689257032,
              39.06497148986,
              2.058318596493045
            ],
            [
              -74.8321549619119,
              39.07086770692174,
              2.058318596493045
            ],
            [
              -74.82660018328124,
              39.070859579673844,
              31.778318596493044
            ],
            [
              -74.82661460919428,
              39.06496336431019,
              31.778318596493044
            ],
            [
              -74.8321689257032,
              39.06497148986,
              2.058318596493045
            ]
          ]
        ]
      },
      "bbox": [
        -74.83216893,
        39.06496336,
        2.058318596,
        -74.82660018,
        39.07086771,
        31.7783186
      ],
      "properties": {
        "datetime": "2020-07-03T18:58:48Z",
        "pc:count": 1127186,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 514886.2051,
            "count": 1127186,
            "maximum": 515000.011,
            "minimum": 514519.491,
            "name": "X",
            "position": 0,
            "stddev": 103.2470674,
            "variance": 10659.95692
          },
          {
            "average": 4324219.562,
            "count": 1127186,
            "maximum": 4324654.301,
            "minimum": 4323999.981,
            "name": "Y",
            "position": 1,
            "stddev": 153.4473575,
            "variance": 23546.09153
          },
          {
            "average": 10.6279127,
            "count": 1127186,
            "maximum": 31.7783186,
            "minimum": 2.058318596,
            "name": "Z",
            "position": 2,
            "stddev": 6.519163516,
            "variance": 42.49949295
          },
          {
            "average": 2465.622741,
            "count": 1127186,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 3772.491936,
            "variance": 14231695.41
          },
          {
            "average": 2.099407729,
            "count": 1127186,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.258550607,
            "variance": 1.583949631
          },
          {
            "average": 3.212224069,
            "count": 1127186,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.7581961,
            "variance": 3.091253527
          },
          {
            "average": 1,
            "count": 1127186,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1127186,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.292170946,
            "count": 1127186,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4547606709,
            "variance": 0.2068072678
          },
          {
            "average": 19.79130853,
            "count": 1127186,
            "maximum": 22.99799919,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.642384923,
            "variance": 2.697428237
          },
          {
            "average": 2.547123545,
            "count": 1127186,
            "maximum": 16,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 2.042645071,
            "variance": 4.172398886
          },
          {
            "average": 26.80438455,
            "count": 1127186,
            "maximum": 27,
            "minimum": 26,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.3966739053,
            "variance": 0.1573501871
          },
          {
            "average": 277837868.2,
            "count": 1127186,
            "maximum": 277837928.2,
            "minimum": 277837643.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 109.5457306,
            "variance": 12000.26709
          },
          {
            "average": 0,
            "count": 1127186,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1127186,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1127186,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1127186,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1127186,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          514519.491,
          4323999.981,
          2.058318596,
          515000.011,
          4324654.301,
          31.7783186
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                514519.4910416524,
                4323999.980858991,
                2.058318596493045
              ],
              [
                514519.4910416524,
                4324654.300858991,
                2.058318596493045
              ],
              [
                515000.0110416524,
                4324654.300858991,
                31.778318596493044
              ],
              [
                515000.0110416524,
                4323999.980858991,
                31.778318596493044
              ],
              [
                514519.4910416524,
                4323999.980858991,
                2.058318596493045
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:58:48+00:00",
        "end_time": "2020-07-03T18:54:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1424.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1424.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1424.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1424.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.83216893,
            39.06496336,
            2.058318596,
            -74.82660018,
            39.07086771,
            31.7783186
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.8321689257032,
                  39.06497148986,
                  2.058318596493045
                ],
                [
                  -74.8321549619119,
                  39.07086770692174,
                  2.058318596493045
                ],
                [
                  -74.82660018328124,
                  39.070859579673844,
                  31.778318596493044
                ],
                [
                  -74.82661460919428,
                  39.06496336431019,
                  31.778318596493044
                ],
                [
                  -74.8321689257032,
                  39.06497148986,
                  2.058318596493045
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1424.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1424.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:58:48Z",
            "pc:count": 1127186,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 514886.2051,
                "count": 1127186,
                "maximum": 515000.011,
                "minimum": 514519.491,
                "name": "X",
                "position": 0,
                "stddev": 103.2470674,
                "variance": 10659.95692
              },
              {
                "average": 4324219.562,
                "count": 1127186,
                "maximum": 4324654.301,
                "minimum": 4323999.981,
                "name": "Y",
                "position": 1,
                "stddev": 153.4473575,
                "variance": 23546.09153
              },
              {
                "average": 10.6279127,
                "count": 1127186,
                "maximum": 31.7783186,
                "minimum": 2.058318596,
                "name": "Z",
                "position": 2,
                "stddev": 6.519163516,
                "variance": 42.49949295
              },
              {
                "average": 2465.622741,
                "count": 1127186,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 3772.491936,
                "variance": 14231695.41
              },
              {
                "average": 2.099407729,
                "count": 1127186,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.258550607,
                "variance": 1.583949631
              },
              {
                "average": 3.212224069,
                "count": 1127186,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.7581961,
                "variance": 3.091253527
              },
              {
                "average": 1,
                "count": 1127186,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1127186,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.292170946,
                "count": 1127186,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4547606709,
                "variance": 0.2068072678
              },
              {
                "average": 19.79130853,
                "count": 1127186,
                "maximum": 22.99799919,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.642384923,
                "variance": 2.697428237
              },
              {
                "average": 2.547123545,
                "count": 1127186,
                "maximum": 16,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 2.042645071,
                "variance": 4.172398886
              },
              {
                "average": 26.80438455,
                "count": 1127186,
                "maximum": 27,
                "minimum": 26,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.3966739053,
                "variance": 0.1573501871
              },
              {
                "average": 277837868.2,
                "count": 1127186,
                "maximum": 277837928.2,
                "minimum": 277837643.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 109.5457306,
                "variance": 12000.26709
              },
              {
                "average": 0,
                "count": 1127186,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1127186,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1127186,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1127186,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1127186,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              514519.491,
              4323999.981,
              2.058318596,
              515000.011,
              4324654.301,
              31.7783186
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    514519.4910416524,
                    4323999.980858991,
                    2.058318596493045
                  ],
                  [
                    514519.4910416524,
                    4324654.300858991,
                    2.058318596493045
                  ],
                  [
                    515000.0110416524,
                    4324654.300858991,
                    31.778318596493044
                  ],
                  [
                    515000.0110416524,
                    4323999.980858991,
                    31.778318596493044
                  ],
                  [
                    514519.4910416524,
                    4323999.980858991,
                    2.058318596493045
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:58:48+00:00",
            "end_time": "2020-07-03T18:54:03+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ2529.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.71084160593917,
              39.10978984583819,
              -6.277152097800943
            ],
            [
              -74.7108047759089,
              39.118800910926446,
              -6.277152097800943
            ],
            [
              -74.699237350236,
              39.11877164107933,
              15.722847902199057
            ],
            [
              -74.6992756533656,
              39.10976058533357,
              15.722847902199057
            ],
            [
              -74.71084160593917,
              39.10978984583819,
              -6.277152097800943
            ]
          ]
        ]
      },
      "bbox": [
        -74.71084161,
        39.10976059,
        -6.277152098,
        -74.69923735,
        39.11880091,
        15.7228479
      ],
      "properties": {
        "datetime": "2020-07-03T16:22:47Z",
        "pc:count": 1381973,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 525388.4633,
            "count": 1381973,
            "maximum": 525999.993,
            "minimum": 525000.013,
            "name": "X",
            "position": 0,
            "stddev": 280.4240735,
            "variance": 78637.66099
          },
          {
            "average": 4329576.096,
            "count": 1381973,
            "maximum": 4329999.99,
            "minimum": 4328999.99,
            "name": "Y",
            "position": 1,
            "stddev": 300.1290796,
            "variance": 90077.46444
          },
          {
            "average": -1.384056321,
            "count": 1381973,
            "maximum": 15.7228479,
            "minimum": -6.277152098,
            "name": "Z",
            "position": 2,
            "stddev": 3.269609639,
            "variance": 10.69034719
          },
          {
            "average": 1468.279112,
            "count": 1381973,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 3441.190494,
            "variance": 11841792.02
          },
          {
            "average": 1.074402322,
            "count": 1381973,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3618827109,
            "variance": 0.1309590965
          },
          {
            "average": 1.155101438,
            "count": 1381973,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5724271084,
            "variance": 0.3276727945
          },
          {
            "average": 1,
            "count": 1381973,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1381973,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 23.88043471,
            "count": 1381973,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 10.71544595,
            "variance": 114.8207818
          },
          {
            "average": 19.83895192,
            "count": 1381973,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.772632812,
            "variance": 3.142227087
          },
          {
            "average": 1.922988365,
            "count": 1381973,
            "maximum": 9,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4461471815,
            "variance": 0.1990473076
          },
          {
            "average": 1.736493405,
            "count": 1381973,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.8437094348,
            "variance": 0.7118456103
          },
          {
            "average": 277782860.3,
            "count": 1381973,
            "maximum": 277828567.9,
            "minimum": 277737207.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 45008.7207,
            "variance": 2025784939
          },
          {
            "average": 0,
            "count": 1381973,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1381973,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1381973,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1381973,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1381973,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          525000.013,
          4328999.99,
          -6.277152098,
          525999.993,
          4329999.99,
          15.7228479
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                525000.012952785,
                4328999.989782009,
                -6.277152097800943
              ],
              [
                525000.012952785,
                4329999.989782009,
                -6.277152097800943
              ],
              [
                525999.992952785,
                4329999.989782009,
                15.722847902199057
              ],
              [
                525999.992952785,
                4328999.989782009,
                15.722847902199057
              ],
              [
                525000.012952785,
                4328999.989782009,
                -6.277152097800943
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T16:22:47+00:00",
        "end_time": "2020-07-02T15:00:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ2529.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ2529.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ2529.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2529.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.71084161,
            39.10976059,
            -6.277152098,
            -74.69923735,
            39.11880091,
            15.7228479
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.71084160593917,
                  39.10978984583819,
                  -6.277152097800943
                ],
                [
                  -74.7108047759089,
                  39.118800910926446,
                  -6.277152097800943
                ],
                [
                  -74.699237350236,
                  39.11877164107933,
                  15.722847902199057
                ],
                [
                  -74.6992756533656,
                  39.10976058533357,
                  15.722847902199057
                ],
                [
                  -74.71084160593917,
                  39.10978984583819,
                  -6.277152097800943
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ2529.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2529.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T16:22:47Z",
            "pc:count": 1381973,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 525388.4633,
                "count": 1381973,
                "maximum": 525999.993,
                "minimum": 525000.013,
                "name": "X",
                "position": 0,
                "stddev": 280.4240735,
                "variance": 78637.66099
              },
              {
                "average": 4329576.096,
                "count": 1381973,
                "maximum": 4329999.99,
                "minimum": 4328999.99,
                "name": "Y",
                "position": 1,
                "stddev": 300.1290796,
                "variance": 90077.46444
              },
              {
                "average": -1.384056321,
                "count": 1381973,
                "maximum": 15.7228479,
                "minimum": -6.277152098,
                "name": "Z",
                "position": 2,
                "stddev": 3.269609639,
                "variance": 10.69034719
              },
              {
                "average": 1468.279112,
                "count": 1381973,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 3441.190494,
                "variance": 11841792.02
              },
              {
                "average": 1.074402322,
                "count": 1381973,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3618827109,
                "variance": 0.1309590965
              },
              {
                "average": 1.155101438,
                "count": 1381973,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5724271084,
                "variance": 0.3276727945
              },
              {
                "average": 1,
                "count": 1381973,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1381973,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 23.88043471,
                "count": 1381973,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 10.71544595,
                "variance": 114.8207818
              },
              {
                "average": 19.83895192,
                "count": 1381973,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.772632812,
                "variance": 3.142227087
              },
              {
                "average": 1.922988365,
                "count": 1381973,
                "maximum": 9,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4461471815,
                "variance": 0.1990473076
              },
              {
                "average": 1.736493405,
                "count": 1381973,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.8437094348,
                "variance": 0.7118456103
              },
              {
                "average": 277782860.3,
                "count": 1381973,
                "maximum": 277828567.9,
                "minimum": 277737207.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 45008.7207,
                "variance": 2025784939
              },
              {
                "average": 0,
                "count": 1381973,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1381973,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1381973,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1381973,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1381973,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              525000.013,
              4328999.99,
              -6.277152098,
              525999.993,
              4329999.99,
              15.7228479
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    525000.012952785,
                    4328999.989782009,
                    -6.277152097800943
                  ],
                  [
                    525000.012952785,
                    4329999.989782009,
                    -6.277152097800943
                  ],
                  [
                    525999.992952785,
                    4329999.989782009,
                    15.722847902199057
                  ],
                  [
                    525999.992952785,
                    4328999.989782009,
                    15.722847902199057
                  ],
                  [
                    525000.012952785,
                    4328999.989782009,
                    -6.277152097800943
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T16:22:47+00:00",
            "end_time": "2020-07-02T15:00:07+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": "20200702_USGS_NJ_18SWJ5971.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.30803968891179,
              39.488293588426345,
              -3.727946045518672
            ],
            [
              -74.3079676801278,
              39.495557037796225,
              -3.727946045518672
            ],
            [
              -74.3022033457935,
              39.49552258517911,
              -0.787946045518672
            ],
            [
              -74.30227595426187,
              39.48825914464973,
              -0.787946045518672
            ],
            [
              -74.30803968891179,
              39.488293588426345,
              -3.727946045518672
            ]
          ]
        ]
      },
      "bbox": [
        -74.30803969,
        39.48825914,
        -3.727946046,
        -74.30220335,
        39.49555704,
        -0.7879460455
      ],
      "properties": {
        "datetime": "2020-07-02T14:20:29Z",
        "pc:count": 1824977,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 559807.4751,
            "count": 1824977,
            "maximum": 560000.004,
            "minimum": 559504.324,
            "name": "X",
            "position": 0,
            "stddev": 114.6941273,
            "variance": 13154.74284
          },
          {
            "average": 4371670.307,
            "count": 1824977,
            "maximum": 4371999.987,
            "minimum": 4371193.827,
            "name": "Y",
            "position": 1,
            "stddev": 168.7841266,
            "variance": 28488.08139
          },
          {
            "average": -2.185757969,
            "count": 1824977,
            "maximum": -0.7879460455,
            "minimum": -3.727946046,
            "name": "Z",
            "position": 2,
            "stddev": 0.4101357571,
            "variance": 0.1682113393
          },
          {
            "average": 404.1969866,
            "count": 1824977,
            "maximum": 4044,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 361.2609225,
            "variance": 130509.4542
          },
          {
            "average": 1,
            "count": 1824977,
            "maximum": 1,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 1824977,
            "maximum": 1,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 1824977,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1824977,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 29,
            "count": 1824977,
            "maximum": 29,
            "minimum": 29,
            "name": "Classification",
            "position": 8,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 19.98767364,
            "count": 1824977,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.458222213,
            "variance": 2.126412022
          },
          {
            "average": 2.000414252,
            "count": 1824977,
            "maximum": 3,
            "minimum": 2,
            "name": "UserData",
            "position": 10,
            "stddev": 0.02034896603,
            "variance": 0.0004140804184
          },
          {
            "average": 2.799904328,
            "count": 1824977,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.9276648299,
            "variance": 0.8605620366
          },
          {
            "average": 277733856.1,
            "count": 1824977,
            "maximum": 277734829.7,
            "minimum": 277732716.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 762.5869218,
            "variance": 581538.8134
          },
          {
            "average": 0,
            "count": 1824977,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1824977,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1824977,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1824977,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1824977,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          559504.324,
          4371193.827,
          -3.727946046,
          560000.004,
          4371999.987,
          -0.7879460455
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                559504.3240412168,
                4371193.8270428665,
                -3.727946045518672
              ],
              [
                559504.3240412168,
                4371999.987042867,
                -3.727946045518672
              ],
              [
                560000.0040412167,
                4371999.987042867,
                -0.787946045518672
              ],
              [
                560000.0040412167,
                4371193.8270428665,
                -0.787946045518672
              ],
              [
                559504.3240412168,
                4371193.8270428665,
                -3.727946045518672
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:20:29+00:00",
        "end_time": "2020-07-02T13:45:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5971.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5971.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5971.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5971.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.30803969,
            39.48825914,
            -3.727946046,
            -74.30220335,
            39.49555704,
            -0.7879460455
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.30803968891179,
                  39.488293588426345,
                  -3.727946045518672
                ],
                [
                  -74.3079676801278,
                  39.495557037796225,
                  -3.727946045518672
                ],
                [
                  -74.3022033457935,
                  39.49552258517911,
                  -0.787946045518672
                ],
                [
                  -74.30227595426187,
                  39.48825914464973,
                  -0.787946045518672
                ],
                [
                  -74.30803968891179,
                  39.488293588426345,
                  -3.727946045518672
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5971.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5971.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:20:29Z",
            "pc:count": 1824977,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 559807.4751,
                "count": 1824977,
                "maximum": 560000.004,
                "minimum": 559504.324,
                "name": "X",
                "position": 0,
                "stddev": 114.6941273,
                "variance": 13154.74284
              },
              {
                "average": 4371670.307,
                "count": 1824977,
                "maximum": 4371999.987,
                "minimum": 4371193.827,
                "name": "Y",
                "position": 1,
                "stddev": 168.7841266,
                "variance": 28488.08139
              },
              {
                "average": -2.185757969,
                "count": 1824977,
                "maximum": -0.7879460455,
                "minimum": -3.727946046,
                "name": "Z",
                "position": 2,
                "stddev": 0.4101357571,
                "variance": 0.1682113393
              },
              {
                "average": 404.1969866,
                "count": 1824977,
                "maximum": 4044,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 361.2609225,
                "variance": 130509.4542
              },
              {
                "average": 1,
                "count": 1824977,
                "maximum": 1,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 1824977,
                "maximum": 1,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 1824977,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1824977,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 29,
                "count": 1824977,
                "maximum": 29,
                "minimum": 29,
                "name": "Classification",
                "position": 8,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 19.98767364,
                "count": 1824977,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.458222213,
                "variance": 2.126412022
              },
              {
                "average": 2.000414252,
                "count": 1824977,
                "maximum": 3,
                "minimum": 2,
                "name": "UserData",
                "position": 10,
                "stddev": 0.02034896603,
                "variance": 0.0004140804184
              },
              {
                "average": 2.799904328,
                "count": 1824977,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.9276648299,
                "variance": 0.8605620366
              },
              {
                "average": 277733856.1,
                "count": 1824977,
                "maximum": 277734829.7,
                "minimum": 277732716.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 762.5869218,
                "variance": 581538.8134
              },
              {
                "average": 0,
                "count": 1824977,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1824977,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1824977,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1824977,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1824977,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              559504.324,
              4371193.827,
              -3.727946046,
              560000.004,
              4371999.987,
              -0.7879460455
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    559504.3240412168,
                    4371193.8270428665,
                    -3.727946045518672
                  ],
                  [
                    559504.3240412168,
                    4371999.987042867,
                    -3.727946045518672
                  ],
                  [
                    560000.0040412167,
                    4371999.987042867,
                    -0.787946045518672
                  ],
                  [
                    560000.0040412167,
                    4371193.8270428665,
                    -0.787946045518672
                  ],
                  [
                    559504.3240412168,
                    4371193.8270428665,
                    -3.727946045518672
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:20:29+00:00",
            "end_time": "2020-07-02T13:45:16+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ0623.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.92726497417593,
              39.05605837800235,
              -0.947161871065926
            ],
            [
              -74.9272557276061,
              39.06506963414054,
              -0.947161871065926
            ],
            [
              -74.91908673155712,
              39.065064252508506,
              7.492838128934074
            ],
            [
              -74.91909701649048,
              39.05605299808877,
              7.492838128934074
            ],
            [
              -74.92726497417593,
              39.05605837800235,
              -0.947161871065926
            ]
          ]
        ]
      },
      "bbox": [
        -74.92726497,
        39.056053,
        -0.9471618711,
        -74.91908673,
        39.06506963,
        7.492838129
      ],
      "properties": {
        "datetime": "2020-07-02T17:21:44Z",
        "pc:count": 1368042,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 506755.6601,
            "count": 1368042,
            "maximum": 507000.0009,
            "minimum": 506293.2809,
            "name": "X",
            "position": 0,
            "stddev": 162.6156807,
            "variance": 26443.8596
          },
          {
            "average": 4323400.218,
            "count": 1368042,
            "maximum": 4323999.988,
            "minimum": 4322999.988,
            "name": "Y",
            "position": 1,
            "stddev": 267.0555679,
            "variance": 71318.67637
          },
          {
            "average": 0.2583968983,
            "count": 1368042,
            "maximum": 7.492838129,
            "minimum": -0.9471618711,
            "name": "Z",
            "position": 2,
            "stddev": 0.9156818906,
            "variance": 0.8384733248
          },
          {
            "average": 4909.061959,
            "count": 1368042,
            "maximum": 40461,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 3683.851395,
            "variance": 13570761.1
          },
          {
            "average": 1.004155574,
            "count": 1368042,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.06825511437,
            "variance": 0.004658760637
          },
          {
            "average": 1.008394479,
            "count": 1368042,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.09951340598,
            "variance": 0.009902917969
          },
          {
            "average": 1,
            "count": 1368042,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1368042,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.797778869,
            "count": 1368042,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.401656399,
            "variance": 0.1613278629
          },
          {
            "average": 19.69864251,
            "count": 1368042,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.785192817,
            "variance": 3.186913393
          },
          {
            "average": 1.009294305,
            "count": 1368042,
            "maximum": 4,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.09879546006,
            "variance": 0.009760542928
          },
          {
            "average": 1.37329775,
            "count": 1368042,
            "maximum": 2,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4836803808,
            "variance": 0.2339467108
          },
          {
            "average": 277745469.4,
            "count": 1368042,
            "maximum": 277745704.2,
            "minimum": 277745324.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 176.2461517,
            "variance": 31062.70597
          },
          {
            "average": 0,
            "count": 1368042,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1368042,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1368042,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1368042,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1368042,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          506293.2809,
          4322999.988,
          -0.9471618711,
          507000.0009,
          4323999.988,
          7.492838129
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                506293.28089521074,
                4322999.988426561,
                -0.947161871065926
              ],
              [
                506293.28089521074,
                4323999.988426561,
                -0.947161871065926
              ],
              [
                507000.0008952107,
                4323999.988426561,
                7.492838128934074
              ],
              [
                507000.0008952107,
                4322999.988426561,
                7.492838128934074
              ],
              [
                506293.28089521074,
                4322999.988426561,
                -0.947161871065926
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:21:44+00:00",
        "end_time": "2020-07-02T17:15:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0623.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0623.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0623.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0623.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.92726497,
            39.056053,
            -0.9471618711,
            -74.91908673,
            39.06506963,
            7.492838129
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.92726497417593,
                  39.05605837800235,
                  -0.947161871065926
                ],
                [
                  -74.9272557276061,
                  39.06506963414054,
                  -0.947161871065926
                ],
                [
                  -74.91908673155712,
                  39.065064252508506,
                  7.492838128934074
                ],
                [
                  -74.91909701649048,
                  39.05605299808877,
                  7.492838128934074
                ],
                [
                  -74.92726497417593,
                  39.05605837800235,
                  -0.947161871065926
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0623.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0623.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:21:44Z",
            "pc:count": 1368042,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 506755.6601,
                "count": 1368042,
                "maximum": 507000.0009,
                "minimum": 506293.2809,
                "name": "X",
                "position": 0,
                "stddev": 162.6156807,
                "variance": 26443.8596
              },
              {
                "average": 4323400.218,
                "count": 1368042,
                "maximum": 4323999.988,
                "minimum": 4322999.988,
                "name": "Y",
                "position": 1,
                "stddev": 267.0555679,
                "variance": 71318.67637
              },
              {
                "average": 0.2583968983,
                "count": 1368042,
                "maximum": 7.492838129,
                "minimum": -0.9471618711,
                "name": "Z",
                "position": 2,
                "stddev": 0.9156818906,
                "variance": 0.8384733248
              },
              {
                "average": 4909.061959,
                "count": 1368042,
                "maximum": 40461,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 3683.851395,
                "variance": 13570761.1
              },
              {
                "average": 1.004155574,
                "count": 1368042,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.06825511437,
                "variance": 0.004658760637
              },
              {
                "average": 1.008394479,
                "count": 1368042,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.09951340598,
                "variance": 0.009902917969
              },
              {
                "average": 1,
                "count": 1368042,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1368042,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.797778869,
                "count": 1368042,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.401656399,
                "variance": 0.1613278629
              },
              {
                "average": 19.69864251,
                "count": 1368042,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.785192817,
                "variance": 3.186913393
              },
              {
                "average": 1.009294305,
                "count": 1368042,
                "maximum": 4,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.09879546006,
                "variance": 0.009760542928
              },
              {
                "average": 1.37329775,
                "count": 1368042,
                "maximum": 2,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4836803808,
                "variance": 0.2339467108
              },
              {
                "average": 277745469.4,
                "count": 1368042,
                "maximum": 277745704.2,
                "minimum": 277745324.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 176.2461517,
                "variance": 31062.70597
              },
              {
                "average": 0,
                "count": 1368042,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1368042,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1368042,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1368042,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1368042,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              506293.2809,
              4322999.988,
              -0.9471618711,
              507000.0009,
              4323999.988,
              7.492838129
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    506293.28089521074,
                    4322999.988426561,
                    -0.947161871065926
                  ],
                  [
                    506293.28089521074,
                    4323999.988426561,
                    -0.947161871065926
                  ],
                  [
                    507000.0008952107,
                    4323999.988426561,
                    7.492838128934074
                  ],
                  [
                    507000.0008952107,
                    4322999.988426561,
                    7.492838128934074
                  ],
                  [
                    506293.28089521074,
                    4322999.988426561,
                    -0.947161871065926
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:21:44+00:00",
            "end_time": "2020-07-02T17:15:24+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": "20200703_USGS_NJ_18SWJ2026.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.76876108276761,
              39.08288553007877,
              -1.97645226092386
            ],
            [
              -74.76873165808156,
              39.09189667834376,
              -1.97645226092386
            ],
            [
              -74.75716834263203,
              39.091873169573304,
              1.52354773907614
            ],
            [
              -74.75719923850505,
              39.08286202881352,
              1.52354773907614
            ],
            [
              -74.76876108276761,
              39.08288553007877,
              -1.97645226092386
            ]
          ]
        ]
      },
      "bbox": [
        -74.76876108,
        39.08286203,
        -1.976452261,
        -74.75716834,
        39.09189668,
        1.523547739
      ],
      "properties": {
        "datetime": "2020-07-03T17:40:57Z",
        "pc:count": 2998947,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 520434.9415,
            "count": 2998947,
            "maximum": 521000.0121,
            "minimum": 520000.0121,
            "name": "X",
            "position": 0,
            "stddev": 245.282949,
            "variance": 60163.72508
          },
          {
            "average": 4326499.928,
            "count": 2998947,
            "maximum": 4326999.989,
            "minimum": 4325999.989,
            "name": "Y",
            "position": 1,
            "stddev": 284.1070586,
            "variance": 80716.82076
          },
          {
            "average": -1.169040153,
            "count": 2998947,
            "maximum": 1.523547739,
            "minimum": -1.976452261,
            "name": "Z",
            "position": 2,
            "stddev": 0.5910696566,
            "variance": 0.3493633389
          },
          {
            "average": 1162.317224,
            "count": 2998947,
            "maximum": 16705,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 1385.294881,
            "variance": 1919041.908
          },
          {
            "average": 1.000129045,
            "count": 2998947,
            "maximum": 2,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.01135907942,
            "variance": 0.0001290286852
          },
          {
            "average": 1.000277097,
            "count": 2998947,
            "maximum": 2,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.01664393495,
            "variance": 0.0002770205706
          },
          {
            "average": 1,
            "count": 2998947,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2998947,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 25.6869768,
            "count": 2998947,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 8.906667111,
            "variance": 79.32871902
          },
          {
            "average": 19.92626196,
            "count": 2998947,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.349887549,
            "variance": 1.822196396
          },
          {
            "average": 1.879019536,
            "count": 2998947,
            "maximum": 4,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.3262579686,
            "variance": 0.106444262
          },
          {
            "average": 11.42977752,
            "count": 2998947,
            "maximum": 15,
            "minimum": 7,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.394725858,
            "variance": 1.945260219
          },
          {
            "average": 277831744,
            "count": 2998947,
            "maximum": 277833257.2,
            "minimum": 277829939.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 579.1552968,
            "variance": 335420.8578
          },
          {
            "average": 0,
            "count": 2998947,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2998947,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2998947,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2998947,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2998947,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          520000.0121,
          4325999.989,
          -1.976452261,
          521000.0121,
          4326999.989,
          1.523547739
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                520000.01214226935,
                4325999.989055117,
                -1.97645226092386
              ],
              [
                520000.01214226935,
                4326999.989055117,
                -1.97645226092386
              ],
              [
                521000.01214226935,
                4326999.989055117,
                1.52354773907614
              ],
              [
                521000.01214226935,
                4325999.989055117,
                1.52354773907614
              ],
              [
                520000.01214226935,
                4325999.989055117,
                -1.97645226092386
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T17:40:57+00:00",
        "end_time": "2020-07-03T16:45:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ2026.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ2026.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ2026.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2026.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.76876108,
            39.08286203,
            -1.976452261,
            -74.75716834,
            39.09189668,
            1.523547739
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.76876108276761,
                  39.08288553007877,
                  -1.97645226092386
                ],
                [
                  -74.76873165808156,
                  39.09189667834376,
                  -1.97645226092386
                ],
                [
                  -74.75716834263203,
                  39.091873169573304,
                  1.52354773907614
                ],
                [
                  -74.75719923850505,
                  39.08286202881352,
                  1.52354773907614
                ],
                [
                  -74.76876108276761,
                  39.08288553007877,
                  -1.97645226092386
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ2026.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2026.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T17:40:57Z",
            "pc:count": 2998947,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 520434.9415,
                "count": 2998947,
                "maximum": 521000.0121,
                "minimum": 520000.0121,
                "name": "X",
                "position": 0,
                "stddev": 245.282949,
                "variance": 60163.72508
              },
              {
                "average": 4326499.928,
                "count": 2998947,
                "maximum": 4326999.989,
                "minimum": 4325999.989,
                "name": "Y",
                "position": 1,
                "stddev": 284.1070586,
                "variance": 80716.82076
              },
              {
                "average": -1.169040153,
                "count": 2998947,
                "maximum": 1.523547739,
                "minimum": -1.976452261,
                "name": "Z",
                "position": 2,
                "stddev": 0.5910696566,
                "variance": 0.3493633389
              },
              {
                "average": 1162.317224,
                "count": 2998947,
                "maximum": 16705,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 1385.294881,
                "variance": 1919041.908
              },
              {
                "average": 1.000129045,
                "count": 2998947,
                "maximum": 2,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.01135907942,
                "variance": 0.0001290286852
              },
              {
                "average": 1.000277097,
                "count": 2998947,
                "maximum": 2,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.01664393495,
                "variance": 0.0002770205706
              },
              {
                "average": 1,
                "count": 2998947,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2998947,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 25.6869768,
                "count": 2998947,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 8.906667111,
                "variance": 79.32871902
              },
              {
                "average": 19.92626196,
                "count": 2998947,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.349887549,
                "variance": 1.822196396
              },
              {
                "average": 1.879019536,
                "count": 2998947,
                "maximum": 4,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.3262579686,
                "variance": 0.106444262
              },
              {
                "average": 11.42977752,
                "count": 2998947,
                "maximum": 15,
                "minimum": 7,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.394725858,
                "variance": 1.945260219
              },
              {
                "average": 277831744,
                "count": 2998947,
                "maximum": 277833257.2,
                "minimum": 277829939.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 579.1552968,
                "variance": 335420.8578
              },
              {
                "average": 0,
                "count": 2998947,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2998947,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2998947,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2998947,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2998947,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              520000.0121,
              4325999.989,
              -1.976452261,
              521000.0121,
              4326999.989,
              1.523547739
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    520000.01214226935,
                    4325999.989055117,
                    -1.97645226092386
                  ],
                  [
                    520000.01214226935,
                    4326999.989055117,
                    -1.97645226092386
                  ],
                  [
                    521000.01214226935,
                    4326999.989055117,
                    1.52354773907614
                  ],
                  [
                    521000.01214226935,
                    4325999.989055117,
                    1.52354773907614
                  ],
                  [
                    520000.01214226935,
                    4325999.989055117,
                    -1.97645226092386
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T17:40:57+00:00",
            "end_time": "2020-07-03T16:45:39+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ0930.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.89341863375192,
              39.11911091914822,
              -1.104909055930134
            ],
            [
              -74.89340555515842,
              39.12778955801805,
              -1.104909055930134
            ],
            [
              -74.88722872641148,
              39.12778374607082,
              25.575090944069863
            ],
            [
              -74.88724256286649,
              39.11910510898754,
              25.575090944069863
            ],
            [
              -74.89341863375192,
              39.11911091914822,
              -1.104909055930134
            ]
          ]
        ]
      },
      "bbox": [
        -74.89341863,
        39.11910511,
        -1.104909056,
        -74.88722873,
        39.12778956,
        25.57509094
      ],
      "properties": {
        "datetime": "2020-07-02T17:35:21Z",
        "pc:count": 1216890,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 509504.4921,
            "count": 1216890,
            "maximum": 509747.4748,
            "minimum": 509213.5748,
            "name": "X",
            "position": 0,
            "stddev": 98.43945135,
            "variance": 9690.325582
          },
          {
            "average": 4330579.536,
            "count": 1216890,
            "maximum": 4330963.092,
            "minimum": 4329999.992,
            "name": "Y",
            "position": 1,
            "stddev": 249.2681038,
            "variance": 62134.58759
          },
          {
            "average": 2.204083491,
            "count": 1216890,
            "maximum": 25.57509094,
            "minimum": -1.104909056,
            "name": "Z",
            "position": 2,
            "stddev": 2.263758259,
            "variance": 5.124601453
          },
          {
            "average": 5311.873805,
            "count": 1216890,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 4305.031082,
            "variance": 18533292.62
          },
          {
            "average": 1.296439284,
            "count": 1216890,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7368192838,
            "variance": 0.542902657
          },
          {
            "average": 1.599935902,
            "count": 1216890,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.131547801,
            "variance": 1.280400427
          },
          {
            "average": 1,
            "count": 1216890,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1216890,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.61264535,
            "count": 1216890,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4871459947,
            "variance": 0.2373112201
          },
          {
            "average": 19.60421429,
            "count": 1216890,
            "maximum": 22.00200081,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.446136725,
            "variance": 2.091311427
          },
          {
            "average": 1.316175661,
            "count": 1216890,
            "maximum": 10,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.7850129149,
            "variance": 0.6162452765
          },
          {
            "average": 1.736335248,
            "count": 1216890,
            "maximum": 2,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4406198022,
            "variance": 0.1941458101
          },
          {
            "average": 277746426.2,
            "count": 1216890,
            "maximum": 277746521.8,
            "minimum": 277746180.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 143.6981047,
            "variance": 20649.14529
          },
          {
            "average": 0,
            "count": 1216890,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1216890,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1216890,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1216890,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1216890,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          509213.5748,
          4329999.992,
          -1.104909056,
          509747.4748,
          4330963.092,
          25.57509094
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                509213.57484838954,
                4329999.9919899115,
                -1.104909055930134
              ],
              [
                509213.57484838954,
                4330963.091989911,
                -1.104909055930134
              ],
              [
                509747.47484838957,
                4330963.091989911,
                25.575090944069863
              ],
              [
                509747.47484838957,
                4329999.9919899115,
                25.575090944069863
              ],
              [
                509213.57484838954,
                4329999.9919899115,
                -1.104909055930134
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:35:21+00:00",
        "end_time": "2020-07-02T17:29:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0930.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0930.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0930.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0930.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.89341863,
            39.11910511,
            -1.104909056,
            -74.88722873,
            39.12778956,
            25.57509094
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.89341863375192,
                  39.11911091914822,
                  -1.104909055930134
                ],
                [
                  -74.89340555515842,
                  39.12778955801805,
                  -1.104909055930134
                ],
                [
                  -74.88722872641148,
                  39.12778374607082,
                  25.575090944069863
                ],
                [
                  -74.88724256286649,
                  39.11910510898754,
                  25.575090944069863
                ],
                [
                  -74.89341863375192,
                  39.11911091914822,
                  -1.104909055930134
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0930.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0930.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:35:21Z",
            "pc:count": 1216890,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 509504.4921,
                "count": 1216890,
                "maximum": 509747.4748,
                "minimum": 509213.5748,
                "name": "X",
                "position": 0,
                "stddev": 98.43945135,
                "variance": 9690.325582
              },
              {
                "average": 4330579.536,
                "count": 1216890,
                "maximum": 4330963.092,
                "minimum": 4329999.992,
                "name": "Y",
                "position": 1,
                "stddev": 249.2681038,
                "variance": 62134.58759
              },
              {
                "average": 2.204083491,
                "count": 1216890,
                "maximum": 25.57509094,
                "minimum": -1.104909056,
                "name": "Z",
                "position": 2,
                "stddev": 2.263758259,
                "variance": 5.124601453
              },
              {
                "average": 5311.873805,
                "count": 1216890,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 4305.031082,
                "variance": 18533292.62
              },
              {
                "average": 1.296439284,
                "count": 1216890,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7368192838,
                "variance": 0.542902657
              },
              {
                "average": 1.599935902,
                "count": 1216890,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.131547801,
                "variance": 1.280400427
              },
              {
                "average": 1,
                "count": 1216890,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1216890,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.61264535,
                "count": 1216890,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4871459947,
                "variance": 0.2373112201
              },
              {
                "average": 19.60421429,
                "count": 1216890,
                "maximum": 22.00200081,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.446136725,
                "variance": 2.091311427
              },
              {
                "average": 1.316175661,
                "count": 1216890,
                "maximum": 10,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.7850129149,
                "variance": 0.6162452765
              },
              {
                "average": 1.736335248,
                "count": 1216890,
                "maximum": 2,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4406198022,
                "variance": 0.1941458101
              },
              {
                "average": 277746426.2,
                "count": 1216890,
                "maximum": 277746521.8,
                "minimum": 277746180.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 143.6981047,
                "variance": 20649.14529
              },
              {
                "average": 0,
                "count": 1216890,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1216890,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1216890,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1216890,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1216890,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              509213.5748,
              4329999.992,
              -1.104909056,
              509747.4748,
              4330963.092,
              25.57509094
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    509213.57484838954,
                    4329999.9919899115,
                    -1.104909055930134
                  ],
                  [
                    509213.57484838954,
                    4330963.091989911,
                    -1.104909055930134
                  ],
                  [
                    509747.47484838957,
                    4330963.091989911,
                    25.575090944069863
                  ],
                  [
                    509747.47484838957,
                    4329999.9919899115,
                    25.575090944069863
                  ],
                  [
                    509213.57484838954,
                    4329999.9919899115,
                    -1.104909055930134
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:35:21+00:00",
            "end_time": "2020-07-02T17:29:40+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": "20200703_USGS_NJ_18SWJ2331.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.73390640740841,
              39.12786703459421,
              -1.854175877878433
            ],
            [
              -74.73387249329636,
              39.136878089280046,
              -1.854175877878433
            ],
            [
              -74.72230162423574,
              39.13685109671962,
              1.505824122121567
            ],
            [
              -74.72233701284294,
              39.12784005064824,
              1.505824122121567
            ],
            [
              -74.73390640740841,
              39.12786703459421,
              -1.854175877878433
            ]
          ]
        ]
      },
      "bbox": [
        -74.73390641,
        39.12784005,
        -1.854175878,
        -74.72230162,
        39.13687809,
        1.505824122
      ],
      "properties": {
        "datetime": "2020-07-03T19:04:32Z",
        "pc:count": 3934093,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 523503.7277,
            "count": 3934093,
            "maximum": 524000.0185,
            "minimum": 522999.9985,
            "name": "X",
            "position": 0,
            "stddev": 286.8504845,
            "variance": 82283.20046
          },
          {
            "average": 4331505.981,
            "count": 3934093,
            "maximum": 4331999.985,
            "minimum": 4330999.985,
            "name": "Y",
            "position": 1,
            "stddev": 263.9851404,
            "variance": 69688.15435
          },
          {
            "average": 0.5983070833,
            "count": 3934093,
            "maximum": 1.505824122,
            "minimum": -1.854175878,
            "name": "Z",
            "position": 2,
            "stddev": 0.3638817371,
            "variance": 0.1324099186
          },
          {
            "average": 4610.714206,
            "count": 3934093,
            "maximum": 26181,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2462.034848,
            "variance": 6061615.592
          },
          {
            "average": 1.001225695,
            "count": 3934093,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.03503929359,
            "variance": 0.001227752095
          },
          {
            "average": 1.002540611,
            "count": 3934093,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.05045641299,
            "variance": 0.002545849612
          },
          {
            "average": 1,
            "count": 3934093,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3934093,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.1476808,
            "count": 3934093,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 3.486939621,
            "variance": 12.15874792
          },
          {
            "average": 20.03486137,
            "count": 3934093,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.485843608,
            "variance": 2.207731228
          },
          {
            "average": 1.023139514,
            "count": 3934093,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.1503718999,
            "variance": 0.02261170827
          },
          {
            "average": 13.52219254,
            "count": 3934093,
            "maximum": 28,
            "minimum": 10,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.757313107,
            "variance": 3.088149356
          },
          {
            "average": 277832611.8,
            "count": 3934093,
            "maximum": 277838272.2,
            "minimum": 277831049.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 723.7812436,
            "variance": 523859.2885
          },
          {
            "average": 0,
            "count": 3934093,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3934093,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3934093,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3934093,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3934093,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          522999.9985,
          4330999.985,
          -1.854175878,
          524000.0185,
          4331999.985,
          1.505824122
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                522999.99848705984,
                4330999.985030267,
                -1.854175877878433
              ],
              [
                522999.99848705984,
                4331999.985030267,
                -1.854175877878433
              ],
              [
                524000.01848705986,
                4331999.985030267,
                1.505824122121567
              ],
              [
                524000.01848705986,
                4330999.985030267,
                1.505824122121567
              ],
              [
                522999.99848705984,
                4330999.985030267,
                -1.854175877878433
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T19:04:32+00:00",
        "end_time": "2020-07-03T17:04:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ2331.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ2331.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ2331.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2331.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.73390641,
            39.12784005,
            -1.854175878,
            -74.72230162,
            39.13687809,
            1.505824122
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.73390640740841,
                  39.12786703459421,
                  -1.854175877878433
                ],
                [
                  -74.73387249329636,
                  39.136878089280046,
                  -1.854175877878433
                ],
                [
                  -74.72230162423574,
                  39.13685109671962,
                  1.505824122121567
                ],
                [
                  -74.72233701284294,
                  39.12784005064824,
                  1.505824122121567
                ],
                [
                  -74.73390640740841,
                  39.12786703459421,
                  -1.854175877878433
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ2331.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2331.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T19:04:32Z",
            "pc:count": 3934093,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 523503.7277,
                "count": 3934093,
                "maximum": 524000.0185,
                "minimum": 522999.9985,
                "name": "X",
                "position": 0,
                "stddev": 286.8504845,
                "variance": 82283.20046
              },
              {
                "average": 4331505.981,
                "count": 3934093,
                "maximum": 4331999.985,
                "minimum": 4330999.985,
                "name": "Y",
                "position": 1,
                "stddev": 263.9851404,
                "variance": 69688.15435
              },
              {
                "average": 0.5983070833,
                "count": 3934093,
                "maximum": 1.505824122,
                "minimum": -1.854175878,
                "name": "Z",
                "position": 2,
                "stddev": 0.3638817371,
                "variance": 0.1324099186
              },
              {
                "average": 4610.714206,
                "count": 3934093,
                "maximum": 26181,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2462.034848,
                "variance": 6061615.592
              },
              {
                "average": 1.001225695,
                "count": 3934093,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.03503929359,
                "variance": 0.001227752095
              },
              {
                "average": 1.002540611,
                "count": 3934093,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.05045641299,
                "variance": 0.002545849612
              },
              {
                "average": 1,
                "count": 3934093,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3934093,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.1476808,
                "count": 3934093,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 3.486939621,
                "variance": 12.15874792
              },
              {
                "average": 20.03486137,
                "count": 3934093,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.485843608,
                "variance": 2.207731228
              },
              {
                "average": 1.023139514,
                "count": 3934093,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.1503718999,
                "variance": 0.02261170827
              },
              {
                "average": 13.52219254,
                "count": 3934093,
                "maximum": 28,
                "minimum": 10,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.757313107,
                "variance": 3.088149356
              },
              {
                "average": 277832611.8,
                "count": 3934093,
                "maximum": 277838272.2,
                "minimum": 277831049.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 723.7812436,
                "variance": 523859.2885
              },
              {
                "average": 0,
                "count": 3934093,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3934093,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3934093,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3934093,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3934093,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              522999.9985,
              4330999.985,
              -1.854175878,
              524000.0185,
              4331999.985,
              1.505824122
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    522999.99848705984,
                    4330999.985030267,
                    -1.854175877878433
                  ],
                  [
                    522999.99848705984,
                    4331999.985030267,
                    -1.854175877878433
                  ],
                  [
                    524000.01848705986,
                    4331999.985030267,
                    1.505824122121567
                  ],
                  [
                    524000.01848705986,
                    4330999.985030267,
                    1.505824122121567
                  ],
                  [
                    522999.99848705984,
                    4330999.985030267,
                    -1.854175877878433
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T19:04:32+00:00",
            "end_time": "2020-07-03T17:04:09+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": "20200703_USGS_NJ_18SWJ2028.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.76870237849822,
              39.10090767464605,
              -3.023540419907972
            ],
            [
              -74.76867292686049,
              39.109918975161996,
              -3.023540419907972
            ],
            [
              -74.75710643572646,
              39.10989545090917,
              1.956459580092028
            ],
            [
              -74.75713735992913,
              39.10088415790249,
              1.956459580092028
            ],
            [
              -74.76870237849822,
              39.10090767464605,
              -3.023540419907972
            ]
          ]
        ]
      },
      "bbox": [
        -74.76870238,
        39.10088416,
        -3.02354042,
        -74.75710644,
        39.10991898,
        1.95645958
      ],
      "properties": {
        "datetime": "2020-07-03T19:05:32Z",
        "pc:count": 3799246,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 520548.6165,
            "count": 3799246,
            "maximum": 521000.0185,
            "minimum": 519999.9985,
            "name": "X",
            "position": 0,
            "stddev": 286.7041545,
            "variance": 82199.27221
          },
          {
            "average": 4328571.141,
            "count": 3799246,
            "maximum": 4328999.994,
            "minimum": 4327999.974,
            "name": "Y",
            "position": 1,
            "stddev": 270.6913373,
            "variance": 73273.80008
          },
          {
            "average": 0.1562167924,
            "count": 3799246,
            "maximum": 1.95645958,
            "minimum": -3.02354042,
            "name": "Z",
            "position": 2,
            "stddev": 0.6406499886,
            "variance": 0.4104324079
          },
          {
            "average": 3722.271913,
            "count": 3799246,
            "maximum": 37434,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2492.457841,
            "variance": 6212346.087
          },
          {
            "average": 1.000675924,
            "count": 3799246,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.02600999302,
            "variance": 0.000676519737
          },
          {
            "average": 1.001390802,
            "count": 3799246,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.03730987587,
            "variance": 0.001392026837
          },
          {
            "average": 1,
            "count": 3799246,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3799246,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 4.688608477,
            "count": 3799246,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 8.595783902,
            "variance": 73.88750089
          },
          {
            "average": 20.06022033,
            "count": 3799246,
            "maximum": 25.00200081,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.730648042,
            "variance": 2.995142644
          },
          {
            "average": 1.11571296,
            "count": 3799246,
            "maximum": 4,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.3199010132,
            "variance": 0.1023366582
          },
          {
            "average": 18.25836416,
            "count": 3799246,
            "maximum": 28,
            "minimum": 13,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 3.841293916,
            "variance": 14.75553895
          },
          {
            "average": 277834532.9,
            "count": 3799246,
            "maximum": 277838332.7,
            "minimum": 277832446.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1502.217214,
            "variance": 2256656.558
          },
          {
            "average": 0,
            "count": 3799246,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3799246,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3799246,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3799246,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3799246,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          519999.9985,
          4327999.974,
          -3.02354042,
          521000.0185,
          4328999.994,
          1.95645958
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                519999.99849403533,
                4327999.973708484,
                -3.023540419907972
              ],
              [
                519999.99849403533,
                4328999.993708484,
                -3.023540419907972
              ],
              [
                521000.01849403535,
                4328999.993708484,
                1.956459580092028
              ],
              [
                521000.01849403535,
                4327999.973708484,
                1.956459580092028
              ],
              [
                519999.99849403533,
                4327999.973708484,
                -3.023540419907972
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T19:05:32+00:00",
        "end_time": "2020-07-03T17:27:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ2028.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ2028.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ2028.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2028.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.76870238,
            39.10088416,
            -3.02354042,
            -74.75710644,
            39.10991898,
            1.95645958
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.76870237849822,
                  39.10090767464605,
                  -3.023540419907972
                ],
                [
                  -74.76867292686049,
                  39.109918975161996,
                  -3.023540419907972
                ],
                [
                  -74.75710643572646,
                  39.10989545090917,
                  1.956459580092028
                ],
                [
                  -74.75713735992913,
                  39.10088415790249,
                  1.956459580092028
                ],
                [
                  -74.76870237849822,
                  39.10090767464605,
                  -3.023540419907972
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ2028.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2028.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T19:05:32Z",
            "pc:count": 3799246,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 520548.6165,
                "count": 3799246,
                "maximum": 521000.0185,
                "minimum": 519999.9985,
                "name": "X",
                "position": 0,
                "stddev": 286.7041545,
                "variance": 82199.27221
              },
              {
                "average": 4328571.141,
                "count": 3799246,
                "maximum": 4328999.994,
                "minimum": 4327999.974,
                "name": "Y",
                "position": 1,
                "stddev": 270.6913373,
                "variance": 73273.80008
              },
              {
                "average": 0.1562167924,
                "count": 3799246,
                "maximum": 1.95645958,
                "minimum": -3.02354042,
                "name": "Z",
                "position": 2,
                "stddev": 0.6406499886,
                "variance": 0.4104324079
              },
              {
                "average": 3722.271913,
                "count": 3799246,
                "maximum": 37434,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2492.457841,
                "variance": 6212346.087
              },
              {
                "average": 1.000675924,
                "count": 3799246,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.02600999302,
                "variance": 0.000676519737
              },
              {
                "average": 1.001390802,
                "count": 3799246,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.03730987587,
                "variance": 0.001392026837
              },
              {
                "average": 1,
                "count": 3799246,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3799246,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 4.688608477,
                "count": 3799246,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 8.595783902,
                "variance": 73.88750089
              },
              {
                "average": 20.06022033,
                "count": 3799246,
                "maximum": 25.00200081,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.730648042,
                "variance": 2.995142644
              },
              {
                "average": 1.11571296,
                "count": 3799246,
                "maximum": 4,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.3199010132,
                "variance": 0.1023366582
              },
              {
                "average": 18.25836416,
                "count": 3799246,
                "maximum": 28,
                "minimum": 13,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 3.841293916,
                "variance": 14.75553895
              },
              {
                "average": 277834532.9,
                "count": 3799246,
                "maximum": 277838332.7,
                "minimum": 277832446.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1502.217214,
                "variance": 2256656.558
              },
              {
                "average": 0,
                "count": 3799246,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3799246,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3799246,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3799246,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3799246,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              519999.9985,
              4327999.974,
              -3.02354042,
              521000.0185,
              4328999.994,
              1.95645958
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    519999.99849403533,
                    4327999.973708484,
                    -3.023540419907972
                  ],
                  [
                    519999.99849403533,
                    4328999.993708484,
                    -3.023540419907972
                  ],
                  [
                    521000.01849403535,
                    4328999.993708484,
                    1.956459580092028
                  ],
                  [
                    521000.01849403535,
                    4327999.973708484,
                    1.956459580092028
                  ],
                  [
                    519999.99849403533,
                    4327999.973708484,
                    -3.023540419907972
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T19:05:32+00:00",
            "end_time": "2020-07-03T17:27:26+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": "20200702_USGS_NJ_18SWJ5259.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.3962497249496,
              39.37891143512366,
              -3.60128940681135
            ],
            [
              -74.39617208692826,
              39.387921696142946,
              -3.60128940681135
            ],
            [
              -74.3845606332128,
              39.38786085785525,
              18.67871059318865
            ],
            [
              -74.38463976396564,
              39.378850616215324,
              18.67871059318865
            ],
            [
              -74.3962497249496,
              39.37891143512366,
              -3.60128940681135
            ]
          ]
        ]
      },
      "bbox": [
        -74.39624972,
        39.37885062,
        -3.601289407,
        -74.38456063,
        39.3879217,
        18.67871059
      ],
      "properties": {
        "datetime": "2020-07-02T14:52:19Z",
        "pc:count": 3672474,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 552440.3072,
            "count": 3672474,
            "maximum": 552999.9998,
            "minimum": 551999.9998,
            "name": "X",
            "position": 0,
            "stddev": 254.0148724,
            "variance": 64523.5554
          },
          {
            "average": 4359575.381,
            "count": 3672474,
            "maximum": 4359999.988,
            "minimum": 4358999.988,
            "name": "Y",
            "position": 1,
            "stddev": 253.3649048,
            "variance": 64193.77497
          },
          {
            "average": 2.912970858,
            "count": 3672474,
            "maximum": 18.67871059,
            "minimum": -3.601289407,
            "name": "Z",
            "position": 2,
            "stddev": 2.37731777,
            "variance": 5.65163978
          },
          {
            "average": 6748.179298,
            "count": 3672474,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 6674.160698,
            "variance": 44544421.02
          },
          {
            "average": 1.292531683,
            "count": 3672474,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6226783523,
            "variance": 0.3877283305
          },
          {
            "average": 1.591549185,
            "count": 3672474,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8934750416,
            "variance": 0.79829765
          },
          {
            "average": 1,
            "count": 3672474,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3672474,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3.032608808,
            "count": 3672474,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 6.523068074,
            "variance": 42.5504171
          },
          {
            "average": 20.04032632,
            "count": 3672474,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.433091555,
            "variance": 2.053751406
          },
          {
            "average": 1.368946928,
            "count": 3672474,
            "maximum": 10,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.6466143458,
            "variance": 0.4181101122
          },
          {
            "average": 1.8420046,
            "count": 3672474,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.7688842727,
            "variance": 0.5911830249
          },
          {
            "average": 277736244.8,
            "count": 3672474,
            "maximum": 277736739.6,
            "minimum": 277735944.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 294.1590361,
            "variance": 86529.5385
          },
          {
            "average": 0,
            "count": 3672474,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3672474,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3672474,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3672474,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3672474,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          551999.9998,
          4358999.988,
          -3.601289407,
          552999.9998,
          4359999.988,
          18.67871059
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                551999.9997960575,
                4358999.987697644,
                -3.60128940681135
              ],
              [
                551999.9997960575,
                4359999.987697644,
                -3.60128940681135
              ],
              [
                552999.9997960575,
                4359999.987697644,
                18.67871059318865
              ],
              [
                552999.9997960575,
                4358999.987697644,
                18.67871059318865
              ],
              [
                551999.9997960575,
                4358999.987697644,
                -3.60128940681135
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:52:19+00:00",
        "end_time": "2020-07-02T14:39:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5259.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5259.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5259.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5259.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.39624972,
            39.37885062,
            -3.601289407,
            -74.38456063,
            39.3879217,
            18.67871059
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.3962497249496,
                  39.37891143512366,
                  -3.60128940681135
                ],
                [
                  -74.39617208692826,
                  39.387921696142946,
                  -3.60128940681135
                ],
                [
                  -74.3845606332128,
                  39.38786085785525,
                  18.67871059318865
                ],
                [
                  -74.38463976396564,
                  39.378850616215324,
                  18.67871059318865
                ],
                [
                  -74.3962497249496,
                  39.37891143512366,
                  -3.60128940681135
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5259.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5259.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:52:19Z",
            "pc:count": 3672474,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 552440.3072,
                "count": 3672474,
                "maximum": 552999.9998,
                "minimum": 551999.9998,
                "name": "X",
                "position": 0,
                "stddev": 254.0148724,
                "variance": 64523.5554
              },
              {
                "average": 4359575.381,
                "count": 3672474,
                "maximum": 4359999.988,
                "minimum": 4358999.988,
                "name": "Y",
                "position": 1,
                "stddev": 253.3649048,
                "variance": 64193.77497
              },
              {
                "average": 2.912970858,
                "count": 3672474,
                "maximum": 18.67871059,
                "minimum": -3.601289407,
                "name": "Z",
                "position": 2,
                "stddev": 2.37731777,
                "variance": 5.65163978
              },
              {
                "average": 6748.179298,
                "count": 3672474,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 6674.160698,
                "variance": 44544421.02
              },
              {
                "average": 1.292531683,
                "count": 3672474,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6226783523,
                "variance": 0.3877283305
              },
              {
                "average": 1.591549185,
                "count": 3672474,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8934750416,
                "variance": 0.79829765
              },
              {
                "average": 1,
                "count": 3672474,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3672474,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3.032608808,
                "count": 3672474,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 6.523068074,
                "variance": 42.5504171
              },
              {
                "average": 20.04032632,
                "count": 3672474,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.433091555,
                "variance": 2.053751406
              },
              {
                "average": 1.368946928,
                "count": 3672474,
                "maximum": 10,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.6466143458,
                "variance": 0.4181101122
              },
              {
                "average": 1.8420046,
                "count": 3672474,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.7688842727,
                "variance": 0.5911830249
              },
              {
                "average": 277736244.8,
                "count": 3672474,
                "maximum": 277736739.6,
                "minimum": 277735944.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 294.1590361,
                "variance": 86529.5385
              },
              {
                "average": 0,
                "count": 3672474,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3672474,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3672474,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3672474,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3672474,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              551999.9998,
              4358999.988,
              -3.601289407,
              552999.9998,
              4359999.988,
              18.67871059
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    551999.9997960575,
                    4358999.987697644,
                    -3.60128940681135
                  ],
                  [
                    551999.9997960575,
                    4359999.987697644,
                    -3.60128940681135
                  ],
                  [
                    552999.9997960575,
                    4359999.987697644,
                    18.67871059318865
                  ],
                  [
                    552999.9997960575,
                    4358999.987697644,
                    18.67871059318865
                  ],
                  [
                    551999.9997960575,
                    4358999.987697644,
                    -3.60128940681135
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:52:19+00:00",
            "end_time": "2020-07-02T14:39:04+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ5361.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.38090513561671,
              39.396852069006385,
              1.211679185956374
            ],
            [
              -74.38083864746883,
              39.40437252963913,
              1.211679185956374
            ],
            [
              -74.3728011890004,
              39.40432947666772,
              42.57167918595637
            ],
            [
              -74.37286854010735,
              39.39680902748038,
              42.57167918595637
            ],
            [
              -74.38090513561671,
              39.396852069006385,
              1.211679185956374
            ]
          ]
        ]
      },
      "bbox": [
        -74.38090514,
        39.39680903,
        1.211679186,
        -74.37280119,
        39.40437253,
        42.57167919
      ],
      "properties": {
        "datetime": "2020-07-02T14:51:42Z",
        "pc:count": 1617865,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 553767.2742,
            "count": 1617865,
            "maximum": 554000.0011,
            "minimum": 553307.9611,
            "name": "X",
            "position": 0,
            "stddev": 163.547412,
            "variance": 26747.75599
          },
          {
            "average": 4361262.213,
            "count": 1617865,
            "maximum": 4361834.643,
            "minimum": 4360999.983,
            "name": "Y",
            "position": 1,
            "stddev": 191.310091,
            "variance": 36599.55094
          },
          {
            "average": 4.795129035,
            "count": 1617865,
            "maximum": 42.57167919,
            "minimum": 1.211679186,
            "name": "Z",
            "position": 2,
            "stddev": 3.427395048,
            "variance": 11.74703681
          },
          {
            "average": 5903.265936,
            "count": 1617865,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 6239.629887,
            "variance": 38932981.13
          },
          {
            "average": 1.435611748,
            "count": 1617865,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8090624877,
            "variance": 0.654582109
          },
          {
            "average": 1.891824102,
            "count": 1617865,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.181495028,
            "variance": 1.395930501
          },
          {
            "average": 1,
            "count": 1617865,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1617865,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.399870199,
            "count": 1617865,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4898715866,
            "variance": 0.2399741713
          },
          {
            "average": 20.06354128,
            "count": 1617865,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.856969076,
            "variance": 3.448334149
          },
          {
            "average": 1.468945184,
            "count": 1617865,
            "maximum": 11,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.8832859781,
            "variance": 0.7801941192
          },
          {
            "average": 1.369409685,
            "count": 1617865,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.5427881614,
            "variance": 0.2946189882
          },
          {
            "average": 277736056.7,
            "count": 1617865,
            "maximum": 277736702.2,
            "minimum": 277735914.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 199.4436244,
            "variance": 39777.75929
          },
          {
            "average": 0,
            "count": 1617865,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1617865,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1617865,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1617865,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1617865,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          553307.9611,
          4360999.983,
          1.211679186,
          554000.0011,
          4361834.643,
          42.57167919
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                553307.9611412511,
                4360999.9831332695,
                1.211679185956374
              ],
              [
                553307.9611412511,
                4361834.64313327,
                1.211679185956374
              ],
              [
                554000.0011412512,
                4361834.64313327,
                42.57167918595637
              ],
              [
                554000.0011412512,
                4360999.9831332695,
                42.57167918595637
              ],
              [
                553307.9611412511,
                4360999.9831332695,
                1.211679185956374
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:51:42+00:00",
        "end_time": "2020-07-02T14:38:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5361.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5361.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5361.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5361.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.38090514,
            39.39680903,
            1.211679186,
            -74.37280119,
            39.40437253,
            42.57167919
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.38090513561671,
                  39.396852069006385,
                  1.211679185956374
                ],
                [
                  -74.38083864746883,
                  39.40437252963913,
                  1.211679185956374
                ],
                [
                  -74.3728011890004,
                  39.40432947666772,
                  42.57167918595637
                ],
                [
                  -74.37286854010735,
                  39.39680902748038,
                  42.57167918595637
                ],
                [
                  -74.38090513561671,
                  39.396852069006385,
                  1.211679185956374
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5361.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5361.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:51:42Z",
            "pc:count": 1617865,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 553767.2742,
                "count": 1617865,
                "maximum": 554000.0011,
                "minimum": 553307.9611,
                "name": "X",
                "position": 0,
                "stddev": 163.547412,
                "variance": 26747.75599
              },
              {
                "average": 4361262.213,
                "count": 1617865,
                "maximum": 4361834.643,
                "minimum": 4360999.983,
                "name": "Y",
                "position": 1,
                "stddev": 191.310091,
                "variance": 36599.55094
              },
              {
                "average": 4.795129035,
                "count": 1617865,
                "maximum": 42.57167919,
                "minimum": 1.211679186,
                "name": "Z",
                "position": 2,
                "stddev": 3.427395048,
                "variance": 11.74703681
              },
              {
                "average": 5903.265936,
                "count": 1617865,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 6239.629887,
                "variance": 38932981.13
              },
              {
                "average": 1.435611748,
                "count": 1617865,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8090624877,
                "variance": 0.654582109
              },
              {
                "average": 1.891824102,
                "count": 1617865,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.181495028,
                "variance": 1.395930501
              },
              {
                "average": 1,
                "count": 1617865,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1617865,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.399870199,
                "count": 1617865,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4898715866,
                "variance": 0.2399741713
              },
              {
                "average": 20.06354128,
                "count": 1617865,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.856969076,
                "variance": 3.448334149
              },
              {
                "average": 1.468945184,
                "count": 1617865,
                "maximum": 11,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.8832859781,
                "variance": 0.7801941192
              },
              {
                "average": 1.369409685,
                "count": 1617865,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.5427881614,
                "variance": 0.2946189882
              },
              {
                "average": 277736056.7,
                "count": 1617865,
                "maximum": 277736702.2,
                "minimum": 277735914.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 199.4436244,
                "variance": 39777.75929
              },
              {
                "average": 0,
                "count": 1617865,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1617865,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1617865,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1617865,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1617865,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              553307.9611,
              4360999.983,
              1.211679186,
              554000.0011,
              4361834.643,
              42.57167919
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    553307.9611412511,
                    4360999.9831332695,
                    1.211679185956374
                  ],
                  [
                    553307.9611412511,
                    4361834.64313327,
                    1.211679185956374
                  ],
                  [
                    554000.0011412512,
                    4361834.64313327,
                    42.57167918595637
                  ],
                  [
                    554000.0011412512,
                    4360999.9831332695,
                    42.57167918595637
                  ],
                  [
                    553307.9611412511,
                    4360999.9831332695,
                    1.211679185956374
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:51:42+00:00",
            "end_time": "2020-07-02T14:38:34+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": "20200702_USGS_NJ_18SWJ1514.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.82683467362344,
              38.97485057840826,
              -1.914322340049644
            ],
            [
              -74.82681272329683,
              38.98386192636522,
              -1.914322340049644
            ],
            [
              -74.81526695966699,
              38.98384421936244,
              42.345677659950354
            ],
            [
              -74.81529037332209,
              38.97483287706314,
              42.345677659950354
            ],
            [
              -74.82683467362344,
              38.97485057840826,
              -1.914322340049644
            ]
          ]
        ]
      },
      "bbox": [
        -74.82683467,
        38.97483288,
        -1.91432234,
        -74.81526696,
        38.98386193,
        42.34567766
      ],
      "properties": {
        "datetime": "2020-07-02T16:10:07Z",
        "pc:count": 2803224,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 515600.5372,
            "count": 2803224,
            "maximum": 516000.0008,
            "minimum": 515000.0008,
            "name": "X",
            "position": 0,
            "stddev": 260.8067051,
            "variance": 68020.13745
          },
          {
            "average": 4314397.269,
            "count": 2803224,
            "maximum": 4314999.988,
            "minimum": 4313999.988,
            "name": "Y",
            "position": 1,
            "stddev": 251.9087719,
            "variance": 63458.02937
          },
          {
            "average": 3.23860099,
            "count": 2803224,
            "maximum": 42.34567766,
            "minimum": -1.91432234,
            "name": "Z",
            "position": 2,
            "stddev": 4.169731502,
            "variance": 17.3866608
          },
          {
            "average": 10132.53723,
            "count": 2803224,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 7914.027929,
            "variance": 62631838.06
          },
          {
            "average": 1.136931619,
            "count": 2803224,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4665722973,
            "variance": 0.2176897086
          },
          {
            "average": 1.283456121,
            "count": 2803224,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7250608211,
            "variance": 0.5257131943
          },
          {
            "average": 1,
            "count": 2803224,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2803224,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.13499278,
            "count": 2803224,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 3.816600678,
            "variance": 14.56644074
          },
          {
            "average": 19.93922323,
            "count": 2803224,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.285180225,
            "variance": 1.65168821
          },
          {
            "average": 1.172944795,
            "count": 2803224,
            "maximum": 16,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.5228383407,
            "variance": 0.2733599305
          },
          {
            "average": 1.698745801,
            "count": 2803224,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.8059478547,
            "variance": 0.6495519445
          },
          {
            "average": 277740538.7,
            "count": 2803224,
            "maximum": 277741407.8,
            "minimum": 277740256.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 306.1926406,
            "variance": 93753.93317
          },
          {
            "average": 0,
            "count": 2803224,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2803224,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2803224,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2803224,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2803224,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          515000.0008,
          4313999.988,
          -1.91432234,
          516000.0008,
          4314999.988,
          42.34567766
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                515000.0008116644,
                4313999.988060274,
                -1.914322340049644
              ],
              [
                515000.0008116644,
                4314999.988060274,
                -1.914322340049644
              ],
              [
                516000.0008116644,
                4314999.988060274,
                42.345677659950354
              ],
              [
                516000.0008116644,
                4313999.988060274,
                42.345677659950354
              ],
              [
                515000.0008116644,
                4313999.988060274,
                -1.914322340049644
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T16:10:07+00:00",
        "end_time": "2020-07-02T15:50:56+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1514.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1514.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1514.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1514.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.82683467,
            38.97483288,
            -1.91432234,
            -74.81526696,
            38.98386193,
            42.34567766
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.82683467362344,
                  38.97485057840826,
                  -1.914322340049644
                ],
                [
                  -74.82681272329683,
                  38.98386192636522,
                  -1.914322340049644
                ],
                [
                  -74.81526695966699,
                  38.98384421936244,
                  42.345677659950354
                ],
                [
                  -74.81529037332209,
                  38.97483287706314,
                  42.345677659950354
                ],
                [
                  -74.82683467362344,
                  38.97485057840826,
                  -1.914322340049644
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1514.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1514.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T16:10:07Z",
            "pc:count": 2803224,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 515600.5372,
                "count": 2803224,
                "maximum": 516000.0008,
                "minimum": 515000.0008,
                "name": "X",
                "position": 0,
                "stddev": 260.8067051,
                "variance": 68020.13745
              },
              {
                "average": 4314397.269,
                "count": 2803224,
                "maximum": 4314999.988,
                "minimum": 4313999.988,
                "name": "Y",
                "position": 1,
                "stddev": 251.9087719,
                "variance": 63458.02937
              },
              {
                "average": 3.23860099,
                "count": 2803224,
                "maximum": 42.34567766,
                "minimum": -1.91432234,
                "name": "Z",
                "position": 2,
                "stddev": 4.169731502,
                "variance": 17.3866608
              },
              {
                "average": 10132.53723,
                "count": 2803224,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 7914.027929,
                "variance": 62631838.06
              },
              {
                "average": 1.136931619,
                "count": 2803224,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4665722973,
                "variance": 0.2176897086
              },
              {
                "average": 1.283456121,
                "count": 2803224,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7250608211,
                "variance": 0.5257131943
              },
              {
                "average": 1,
                "count": 2803224,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2803224,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.13499278,
                "count": 2803224,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 3.816600678,
                "variance": 14.56644074
              },
              {
                "average": 19.93922323,
                "count": 2803224,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.285180225,
                "variance": 1.65168821
              },
              {
                "average": 1.172944795,
                "count": 2803224,
                "maximum": 16,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.5228383407,
                "variance": 0.2733599305
              },
              {
                "average": 1.698745801,
                "count": 2803224,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.8059478547,
                "variance": 0.6495519445
              },
              {
                "average": 277740538.7,
                "count": 2803224,
                "maximum": 277741407.8,
                "minimum": 277740256.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 306.1926406,
                "variance": 93753.93317
              },
              {
                "average": 0,
                "count": 2803224,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2803224,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2803224,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2803224,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2803224,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              515000.0008,
              4313999.988,
              -1.91432234,
              516000.0008,
              4314999.988,
              42.34567766
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    515000.0008116644,
                    4313999.988060274,
                    -1.914322340049644
                  ],
                  [
                    515000.0008116644,
                    4314999.988060274,
                    -1.914322340049644
                  ],
                  [
                    516000.0008116644,
                    4314999.988060274,
                    42.345677659950354
                  ],
                  [
                    516000.0008116644,
                    4313999.988060274,
                    42.345677659950354
                  ],
                  [
                    515000.0008116644,
                    4313999.988060274,
                    -1.914322340049644
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T16:10:07+00:00",
            "end_time": "2020-07-02T15:50:56+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": "20200702_USGS_NJ_18SWJ5563.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.36031726081629,
              39.41476184334976,
              -3.877294459506802
            ],
            [
              -74.36023489583052,
              39.42377216741705,
              -3.877294459506802
            ],
            [
              -74.34939152043864,
              39.42371202524408,
              15.002705540493197
            ],
            [
              -74.34947528119015,
              39.41470172032974,
              15.002705540493197
            ],
            [
              -74.36031726081629,
              39.41476184334976,
              -3.877294459506802
            ]
          ]
        ]
      },
      "bbox": [
        -74.36031726,
        39.41470172,
        -3.87729446,
        -74.34939152,
        39.42377217,
        15.00270554
      ],
      "properties": {
        "datetime": "2020-07-02T14:51:04Z",
        "pc:count": 2179968,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 555693.1937,
            "count": 2179968,
            "maximum": 556000.0132,
            "minimum": 555066.6332,
            "name": "X",
            "position": 0,
            "stddev": 212.2010412,
            "variance": 45029.28187
          },
          {
            "average": 4363357.165,
            "count": 2179968,
            "maximum": 4363999.993,
            "minimum": 4362999.973,
            "name": "Y",
            "position": 1,
            "stddev": 242.4106631,
            "variance": 58762.9296
          },
          {
            "average": 1.954281279,
            "count": 2179968,
            "maximum": 15.00270554,
            "minimum": -3.87729446,
            "name": "Z",
            "position": 2,
            "stddev": 2.30020422,
            "variance": 5.290939455
          },
          {
            "average": 5178.290157,
            "count": 2179968,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 4881.503192,
            "variance": 23829073.42
          },
          {
            "average": 1.197543267,
            "count": 2179968,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5064894595,
            "variance": 0.2565315726
          },
          {
            "average": 1.402866464,
            "count": 2179968,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7396708364,
            "variance": 0.5471129462
          },
          {
            "average": 1,
            "count": 2179968,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2179968,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3.205459438,
            "count": 2179968,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 6.730135755,
            "variance": 45.29472728
          },
          {
            "average": 20.17608551,
            "count": 2179968,
            "maximum": 22.99799919,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.50098751,
            "variance": 2.252963504
          },
          {
            "average": 1.28587438,
            "count": 2179968,
            "maximum": 10,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.5552688079,
            "variance": 0.308323449
          },
          {
            "average": 1.580025945,
            "count": 2179968,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.6569869358,
            "variance": 0.4316318338
          },
          {
            "average": 277736128,
            "count": 2179968,
            "maximum": 277736664.4,
            "minimum": 277735873.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 267.2393036,
            "variance": 71416.84541
          },
          {
            "average": 0,
            "count": 2179968,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2179968,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2179968,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2179968,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2179968,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          555066.6332,
          4362999.973,
          -3.87729446,
          556000.0132,
          4363999.993,
          15.00270554
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                555066.6332347332,
                4362999.973378394,
                -3.877294459506802
              ],
              [
                555066.6332347332,
                4363999.993378393,
                -3.877294459506802
              ],
              [
                556000.0132347331,
                4363999.993378393,
                15.002705540493197
              ],
              [
                556000.0132347331,
                4362999.973378394,
                15.002705540493197
              ],
              [
                555066.6332347332,
                4362999.973378394,
                -3.877294459506802
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:51:04+00:00",
        "end_time": "2020-07-02T14:37:53+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5563.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5563.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5563.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5563.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.36031726,
            39.41470172,
            -3.87729446,
            -74.34939152,
            39.42377217,
            15.00270554
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.36031726081629,
                  39.41476184334976,
                  -3.877294459506802
                ],
                [
                  -74.36023489583052,
                  39.42377216741705,
                  -3.877294459506802
                ],
                [
                  -74.34939152043864,
                  39.42371202524408,
                  15.002705540493197
                ],
                [
                  -74.34947528119015,
                  39.41470172032974,
                  15.002705540493197
                ],
                [
                  -74.36031726081629,
                  39.41476184334976,
                  -3.877294459506802
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5563.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5563.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:51:04Z",
            "pc:count": 2179968,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 555693.1937,
                "count": 2179968,
                "maximum": 556000.0132,
                "minimum": 555066.6332,
                "name": "X",
                "position": 0,
                "stddev": 212.2010412,
                "variance": 45029.28187
              },
              {
                "average": 4363357.165,
                "count": 2179968,
                "maximum": 4363999.993,
                "minimum": 4362999.973,
                "name": "Y",
                "position": 1,
                "stddev": 242.4106631,
                "variance": 58762.9296
              },
              {
                "average": 1.954281279,
                "count": 2179968,
                "maximum": 15.00270554,
                "minimum": -3.87729446,
                "name": "Z",
                "position": 2,
                "stddev": 2.30020422,
                "variance": 5.290939455
              },
              {
                "average": 5178.290157,
                "count": 2179968,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 4881.503192,
                "variance": 23829073.42
              },
              {
                "average": 1.197543267,
                "count": 2179968,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5064894595,
                "variance": 0.2565315726
              },
              {
                "average": 1.402866464,
                "count": 2179968,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7396708364,
                "variance": 0.5471129462
              },
              {
                "average": 1,
                "count": 2179968,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2179968,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3.205459438,
                "count": 2179968,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 6.730135755,
                "variance": 45.29472728
              },
              {
                "average": 20.17608551,
                "count": 2179968,
                "maximum": 22.99799919,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.50098751,
                "variance": 2.252963504
              },
              {
                "average": 1.28587438,
                "count": 2179968,
                "maximum": 10,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.5552688079,
                "variance": 0.308323449
              },
              {
                "average": 1.580025945,
                "count": 2179968,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.6569869358,
                "variance": 0.4316318338
              },
              {
                "average": 277736128,
                "count": 2179968,
                "maximum": 277736664.4,
                "minimum": 277735873.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 267.2393036,
                "variance": 71416.84541
              },
              {
                "average": 0,
                "count": 2179968,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2179968,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2179968,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2179968,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2179968,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              555066.6332,
              4362999.973,
              -3.87729446,
              556000.0132,
              4363999.993,
              15.00270554
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    555066.6332347332,
                    4362999.973378394,
                    -3.877294459506802
                  ],
                  [
                    555066.6332347332,
                    4363999.993378393,
                    -3.877294459506802
                  ],
                  [
                    556000.0132347331,
                    4363999.993378393,
                    15.002705540493197
                  ],
                  [
                    556000.0132347331,
                    4362999.973378394,
                    15.002705540493197
                  ],
                  [
                    555066.6332347332,
                    4362999.973378394,
                    -3.877294459506802
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:51:04+00:00",
            "end_time": "2020-07-02T14:37:53+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": "20200702_USGS_NJ_18SWJ5973.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.30544583088717,
              39.50455244781813,
              -2.950347964195867
            ],
            [
              -74.3054223979713,
              39.50690619640777,
              -2.950347964195867
            ],
            [
              -74.30208964151457,
              39.50688623736573,
              4.069652035804133
            ],
            [
              -74.30211318684523,
              39.504532490435686,
              4.069652035804133
            ],
            [
              -74.30544583088717,
              39.50455244781813,
              -2.950347964195867
            ]
          ]
        ]
      },
      "bbox": [
        -74.30544583,
        39.50453249,
        -2.950347964,
        -74.30208964,
        39.5069062,
        4.069652036
      ],
      "properties": {
        "datetime": "2020-07-02T14:09:10Z",
        "pc:count": 153375,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 559879.5278,
            "count": 153375,
            "maximum": 560000.0088,
            "minimum": 559713.4688,
            "name": "X",
            "position": 0,
            "stddev": 62.52690529,
            "variance": 3909.613885
          },
          {
            "average": 4373086.831,
            "count": 153375,
            "maximum": 4373261.226,
            "minimum": 4372999.986,
            "name": "Y",
            "position": 1,
            "stddev": 61.68220028,
            "variance": 3804.693831
          },
          {
            "average": -0.04749378327,
            "count": 153375,
            "maximum": 4.069652036,
            "minimum": -2.950347964,
            "name": "Z",
            "position": 2,
            "stddev": 1.013611706,
            "variance": 1.02740869
          },
          {
            "average": 6549.732818,
            "count": 153375,
            "maximum": 60646,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 7108.433963,
            "variance": 50529833.41
          },
          {
            "average": 1.000162999,
            "count": 153375,
            "maximum": 2,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.01276611448,
            "variance": 0.0001629736789
          },
          {
            "average": 1.000325998,
            "count": 153375,
            "maximum": 2,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.01805254054,
            "variance": 0.0003258942199
          },
          {
            "average": 1,
            "count": 153375,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 153375,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 13.46389568,
            "count": 153375,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 13.47201617,
            "variance": 181.4952197
          },
          {
            "average": 20.65527148,
            "count": 153375,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.236527467,
            "variance": 1.529000176
          },
          {
            "average": 1.430409128,
            "count": 153375,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.495372011,
            "variance": 0.2453934293
          },
          {
            "average": 1.529199674,
            "count": 153375,
            "maximum": 2,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4991482781,
            "variance": 0.2491490035
          },
          {
            "average": 277733929.4,
            "count": 153375,
            "maximum": 277734150.2,
            "minimum": 277733683.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 229.1475238,
            "variance": 52508.58765
          },
          {
            "average": 0,
            "count": 153375,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 153375,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 153375,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 153375,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 153375,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          559713.4688,
          4372999.986,
          -2.950347964,
          560000.0088,
          4373261.226,
          4.069652036
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                559713.468805486,
                4372999.986393114,
                -2.950347964195867
              ],
              [
                559713.468805486,
                4373261.226393114,
                -2.950347964195867
              ],
              [
                560000.008805486,
                4373261.226393114,
                4.069652035804133
              ],
              [
                560000.008805486,
                4372999.986393114,
                4.069652035804133
              ],
              [
                559713.468805486,
                4372999.986393114,
                -2.950347964195867
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:09:10+00:00",
        "end_time": "2020-07-02T14:01:23+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5973.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5973.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5973.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5973.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.30544583,
            39.50453249,
            -2.950347964,
            -74.30208964,
            39.5069062,
            4.069652036
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.30544583088717,
                  39.50455244781813,
                  -2.950347964195867
                ],
                [
                  -74.3054223979713,
                  39.50690619640777,
                  -2.950347964195867
                ],
                [
                  -74.30208964151457,
                  39.50688623736573,
                  4.069652035804133
                ],
                [
                  -74.30211318684523,
                  39.504532490435686,
                  4.069652035804133
                ],
                [
                  -74.30544583088717,
                  39.50455244781813,
                  -2.950347964195867
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5973.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5973.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:09:10Z",
            "pc:count": 153375,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 559879.5278,
                "count": 153375,
                "maximum": 560000.0088,
                "minimum": 559713.4688,
                "name": "X",
                "position": 0,
                "stddev": 62.52690529,
                "variance": 3909.613885
              },
              {
                "average": 4373086.831,
                "count": 153375,
                "maximum": 4373261.226,
                "minimum": 4372999.986,
                "name": "Y",
                "position": 1,
                "stddev": 61.68220028,
                "variance": 3804.693831
              },
              {
                "average": -0.04749378327,
                "count": 153375,
                "maximum": 4.069652036,
                "minimum": -2.950347964,
                "name": "Z",
                "position": 2,
                "stddev": 1.013611706,
                "variance": 1.02740869
              },
              {
                "average": 6549.732818,
                "count": 153375,
                "maximum": 60646,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 7108.433963,
                "variance": 50529833.41
              },
              {
                "average": 1.000162999,
                "count": 153375,
                "maximum": 2,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.01276611448,
                "variance": 0.0001629736789
              },
              {
                "average": 1.000325998,
                "count": 153375,
                "maximum": 2,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.01805254054,
                "variance": 0.0003258942199
              },
              {
                "average": 1,
                "count": 153375,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 153375,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 13.46389568,
                "count": 153375,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 13.47201617,
                "variance": 181.4952197
              },
              {
                "average": 20.65527148,
                "count": 153375,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.236527467,
                "variance": 1.529000176
              },
              {
                "average": 1.430409128,
                "count": 153375,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.495372011,
                "variance": 0.2453934293
              },
              {
                "average": 1.529199674,
                "count": 153375,
                "maximum": 2,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4991482781,
                "variance": 0.2491490035
              },
              {
                "average": 277733929.4,
                "count": 153375,
                "maximum": 277734150.2,
                "minimum": 277733683.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 229.1475238,
                "variance": 52508.58765
              },
              {
                "average": 0,
                "count": 153375,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 153375,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 153375,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 153375,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 153375,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              559713.4688,
              4372999.986,
              -2.950347964,
              560000.0088,
              4373261.226,
              4.069652036
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    559713.468805486,
                    4372999.986393114,
                    -2.950347964195867
                  ],
                  [
                    559713.468805486,
                    4373261.226393114,
                    -2.950347964195867
                  ],
                  [
                    560000.008805486,
                    4373261.226393114,
                    4.069652035804133
                  ],
                  [
                    560000.008805486,
                    4372999.986393114,
                    4.069652035804133
                  ],
                  [
                    559713.468805486,
                    4372999.986393114,
                    -2.950347964195867
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:09:10+00:00",
            "end_time": "2020-07-02T14:01:23+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200703_USGS_NJ_18SWJ1826.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.7918848521039,
              39.082928951793676,
              -1.562623116211323
            ],
            [
              -74.7918583692866,
              39.091940294194124,
              -1.562623116211323
            ],
            [
              -74.78029502811377,
              39.09191907891789,
              1.677376883788678
            ],
            [
              -74.78032298216009,
              39.08290774329059,
              1.677376883788678
            ],
            [
              -74.7918848521039,
              39.082928951793676,
              -1.562623116211323
            ]
          ]
        ]
      },
      "bbox": [
        -74.79188485,
        39.08290774,
        -1.562623116,
        -74.78029503,
        39.09194029,
        1.677376884
      ],
      "properties": {
        "datetime": "2020-07-03T18:33:52Z",
        "pc:count": 3307804,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 518457.257,
            "count": 3307804,
            "maximum": 519000.0086,
            "minimum": 518000.0086,
            "name": "X",
            "position": 0,
            "stddev": 286.2180104,
            "variance": 81920.74946
          },
          {
            "average": 4326477.518,
            "count": 3307804,
            "maximum": 4326999.993,
            "minimum": 4325999.973,
            "name": "Y",
            "position": 1,
            "stddev": 278.2332087,
            "variance": 77413.71843
          },
          {
            "average": 0.02005140138,
            "count": 3307804,
            "maximum": 1.677376884,
            "minimum": -1.562623116,
            "name": "Z",
            "position": 2,
            "stddev": 0.9210065392,
            "variance": 0.8482530452
          },
          {
            "average": 3232.511146,
            "count": 3307804,
            "maximum": 28717,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2753.292205,
            "variance": 7580617.964
          },
          {
            "average": 1.001169658,
            "count": 3307804,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.03433029503,
            "variance": 0.001178569157
          },
          {
            "average": 1.002368339,
            "count": 3307804,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.04892408911,
            "variance": 0.002393566496
          },
          {
            "average": 1,
            "count": 3307804,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3307804,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 11.7339138,
            "count": 3307804,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 13.15388959,
            "variance": 173.0248114
          },
          {
            "average": 19.92372986,
            "count": 3307804,
            "maximum": 25.99799919,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.634206155,
            "variance": 2.670629757
          },
          {
            "average": 1.371390203,
            "count": 3307804,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4831984611,
            "variance": 0.2334807529
          },
          {
            "average": 19.23596743,
            "count": 3307804,
            "maximum": 23,
            "minimum": 15,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.434449066,
            "variance": 2.057644122
          },
          {
            "average": 277834938.6,
            "count": 3307804,
            "maximum": 277836432.5,
            "minimum": 277833236.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 569.6481434,
            "variance": 324499.0073
          },
          {
            "average": 0,
            "count": 3307804,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3307804,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3307804,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3307804,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3307804,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          518000.0086,
          4325999.973,
          -1.562623116,
          519000.0086,
          4326999.993,
          1.677376884
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                518000.00855214027,
                4325999.97332412,
                -1.562623116211323
              ],
              [
                518000.00855214027,
                4326999.99332412,
                -1.562623116211323
              ],
              [
                519000.00855214027,
                4326999.99332412,
                1.677376883788678
              ],
              [
                519000.00855214027,
                4325999.97332412,
                1.677376883788678
              ],
              [
                518000.00855214027,
                4325999.97332412,
                -1.562623116211323
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:33:52+00:00",
        "end_time": "2020-07-03T17:40:36+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1826.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1826.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1826.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1826.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.79188485,
            39.08290774,
            -1.562623116,
            -74.78029503,
            39.09194029,
            1.677376884
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.7918848521039,
                  39.082928951793676,
                  -1.562623116211323
                ],
                [
                  -74.7918583692866,
                  39.091940294194124,
                  -1.562623116211323
                ],
                [
                  -74.78029502811377,
                  39.09191907891789,
                  1.677376883788678
                ],
                [
                  -74.78032298216009,
                  39.08290774329059,
                  1.677376883788678
                ],
                [
                  -74.7918848521039,
                  39.082928951793676,
                  -1.562623116211323
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1826.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1826.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:33:52Z",
            "pc:count": 3307804,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 518457.257,
                "count": 3307804,
                "maximum": 519000.0086,
                "minimum": 518000.0086,
                "name": "X",
                "position": 0,
                "stddev": 286.2180104,
                "variance": 81920.74946
              },
              {
                "average": 4326477.518,
                "count": 3307804,
                "maximum": 4326999.993,
                "minimum": 4325999.973,
                "name": "Y",
                "position": 1,
                "stddev": 278.2332087,
                "variance": 77413.71843
              },
              {
                "average": 0.02005140138,
                "count": 3307804,
                "maximum": 1.677376884,
                "minimum": -1.562623116,
                "name": "Z",
                "position": 2,
                "stddev": 0.9210065392,
                "variance": 0.8482530452
              },
              {
                "average": 3232.511146,
                "count": 3307804,
                "maximum": 28717,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2753.292205,
                "variance": 7580617.964
              },
              {
                "average": 1.001169658,
                "count": 3307804,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.03433029503,
                "variance": 0.001178569157
              },
              {
                "average": 1.002368339,
                "count": 3307804,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.04892408911,
                "variance": 0.002393566496
              },
              {
                "average": 1,
                "count": 3307804,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3307804,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 11.7339138,
                "count": 3307804,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 13.15388959,
                "variance": 173.0248114
              },
              {
                "average": 19.92372986,
                "count": 3307804,
                "maximum": 25.99799919,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.634206155,
                "variance": 2.670629757
              },
              {
                "average": 1.371390203,
                "count": 3307804,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4831984611,
                "variance": 0.2334807529
              },
              {
                "average": 19.23596743,
                "count": 3307804,
                "maximum": 23,
                "minimum": 15,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.434449066,
                "variance": 2.057644122
              },
              {
                "average": 277834938.6,
                "count": 3307804,
                "maximum": 277836432.5,
                "minimum": 277833236.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 569.6481434,
                "variance": 324499.0073
              },
              {
                "average": 0,
                "count": 3307804,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3307804,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3307804,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3307804,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3307804,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              518000.0086,
              4325999.973,
              -1.562623116,
              519000.0086,
              4326999.993,
              1.677376884
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    518000.00855214027,
                    4325999.97332412,
                    -1.562623116211323
                  ],
                  [
                    518000.00855214027,
                    4326999.99332412,
                    -1.562623116211323
                  ],
                  [
                    519000.00855214027,
                    4326999.99332412,
                    1.677376883788678
                  ],
                  [
                    519000.00855214027,
                    4325999.97332412,
                    1.677376883788678
                  ],
                  [
                    518000.00855214027,
                    4325999.97332412,
                    -1.562623116211323
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:33:52+00:00",
            "end_time": "2020-07-03T17:40:36+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": "20200703_USGS_NJ_18SWJ1721.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.80357156011263,
              39.03789296521211,
              -2.97342023445406
            ],
            [
              -74.80354660449123,
              39.046904383908696,
              -2.97342023445406
            ],
            [
              -74.79199060088808,
              39.04688434739547,
              1.586579765545941
            ],
            [
              -74.79201702445216,
              39.0378729350979,
              1.586579765545941
            ],
            [
              -74.80357156011263,
              39.03789296521211,
              -2.97342023445406
            ]
          ]
        ]
      },
      "bbox": [
        -74.80357156,
        39.03787294,
        -2.973420234,
        -74.7919906,
        39.04690438,
        1.586579766
      ],
      "properties": {
        "datetime": "2020-07-03T17:20:32Z",
        "pc:count": 3700718,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 517502.233,
            "count": 3700718,
            "maximum": 518000.0139,
            "minimum": 517000.0139,
            "name": "X",
            "position": 0,
            "stddev": 263.0844929,
            "variance": 69213.4504
          },
          {
            "average": 4321523.347,
            "count": 3700718,
            "maximum": 4321999.994,
            "minimum": 4320999.974,
            "name": "Y",
            "position": 1,
            "stddev": 271.7188933,
            "variance": 73831.15698
          },
          {
            "average": 0.5048955005,
            "count": 3700718,
            "maximum": 1.586579766,
            "minimum": -2.973420234,
            "name": "Z",
            "position": 2,
            "stddev": 0.5630272662,
            "variance": 0.3169997025
          },
          {
            "average": 4529.061318,
            "count": 3700718,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2668.917815,
            "variance": 7123122.303
          },
          {
            "average": 1.001522137,
            "count": 3700718,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.03916467664,
            "variance": 0.001533871896
          },
          {
            "average": 1.003093724,
            "count": 3700718,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.05593272224,
            "variance": 0.003128469417
          },
          {
            "average": 1,
            "count": 3700718,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3700718,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3.075161901,
            "count": 3700718,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 5.99469793,
            "variance": 35.93640327
          },
          {
            "average": 20.17984991,
            "count": 3700718,
            "maximum": 25.99799919,
            "minimum": 13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.753442967,
            "variance": 3.074562239
          },
          {
            "average": 1.059191216,
            "count": 3700718,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.2360292126,
            "variance": 0.05570978922
          },
          {
            "average": 8.901658813,
            "count": 3700718,
            "maximum": 12,
            "minimum": 5,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.410733224,
            "variance": 1.990168229
          },
          {
            "average": 277830704.2,
            "count": 3700718,
            "maximum": 277832032.6,
            "minimum": 277829030.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 581.9247361,
            "variance": 338636.3985
          },
          {
            "average": 0,
            "count": 3700718,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3700718,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3700718,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3700718,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3700718,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          517000.0139,
          4320999.974,
          -2.973420234,
          518000.0139,
          4321999.994,
          1.586579766
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                517000.01385223423,
                4320999.97376762,
                -2.97342023445406
              ],
              [
                517000.01385223423,
                4321999.993767619,
                -2.97342023445406
              ],
              [
                518000.01385223423,
                4321999.993767619,
                1.586579765545941
              ],
              [
                518000.01385223423,
                4320999.97376762,
                1.586579765545941
              ],
              [
                517000.01385223423,
                4320999.97376762,
                -2.97342023445406
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T17:20:32+00:00",
        "end_time": "2020-07-03T16:30:30+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1721.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1721.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1721.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1721.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.80357156,
            39.03787294,
            -2.973420234,
            -74.7919906,
            39.04690438,
            1.586579766
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.80357156011263,
                  39.03789296521211,
                  -2.97342023445406
                ],
                [
                  -74.80354660449123,
                  39.046904383908696,
                  -2.97342023445406
                ],
                [
                  -74.79199060088808,
                  39.04688434739547,
                  1.586579765545941
                ],
                [
                  -74.79201702445216,
                  39.0378729350979,
                  1.586579765545941
                ],
                [
                  -74.80357156011263,
                  39.03789296521211,
                  -2.97342023445406
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1721.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1721.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T17:20:32Z",
            "pc:count": 3700718,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 517502.233,
                "count": 3700718,
                "maximum": 518000.0139,
                "minimum": 517000.0139,
                "name": "X",
                "position": 0,
                "stddev": 263.0844929,
                "variance": 69213.4504
              },
              {
                "average": 4321523.347,
                "count": 3700718,
                "maximum": 4321999.994,
                "minimum": 4320999.974,
                "name": "Y",
                "position": 1,
                "stddev": 271.7188933,
                "variance": 73831.15698
              },
              {
                "average": 0.5048955005,
                "count": 3700718,
                "maximum": 1.586579766,
                "minimum": -2.973420234,
                "name": "Z",
                "position": 2,
                "stddev": 0.5630272662,
                "variance": 0.3169997025
              },
              {
                "average": 4529.061318,
                "count": 3700718,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2668.917815,
                "variance": 7123122.303
              },
              {
                "average": 1.001522137,
                "count": 3700718,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.03916467664,
                "variance": 0.001533871896
              },
              {
                "average": 1.003093724,
                "count": 3700718,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.05593272224,
                "variance": 0.003128469417
              },
              {
                "average": 1,
                "count": 3700718,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3700718,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3.075161901,
                "count": 3700718,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 5.99469793,
                "variance": 35.93640327
              },
              {
                "average": 20.17984991,
                "count": 3700718,
                "maximum": 25.99799919,
                "minimum": 13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.753442967,
                "variance": 3.074562239
              },
              {
                "average": 1.059191216,
                "count": 3700718,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.2360292126,
                "variance": 0.05570978922
              },
              {
                "average": 8.901658813,
                "count": 3700718,
                "maximum": 12,
                "minimum": 5,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.410733224,
                "variance": 1.990168229
              },
              {
                "average": 277830704.2,
                "count": 3700718,
                "maximum": 277832032.6,
                "minimum": 277829030.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 581.9247361,
                "variance": 338636.3985
              },
              {
                "average": 0,
                "count": 3700718,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3700718,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3700718,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3700718,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3700718,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              517000.0139,
              4320999.974,
              -2.973420234,
              518000.0139,
              4321999.994,
              1.586579766
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    517000.01385223423,
                    4320999.97376762,
                    -2.97342023445406
                  ],
                  [
                    517000.01385223423,
                    4321999.993767619,
                    -2.97342023445406
                  ],
                  [
                    518000.01385223423,
                    4321999.993767619,
                    1.586579765545941
                  ],
                  [
                    518000.01385223423,
                    4320999.97376762,
                    1.586579765545941
                  ],
                  [
                    517000.01385223423,
                    4320999.97376762,
                    -2.97342023445406
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T17:20:32+00:00",
            "end_time": "2020-07-03T16:30:30+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200703_USGS_NJ_18SWJ0338.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.96526094134487,
              39.19124332660104,
              -0.299209875555659
            ],
            [
              -74.96525871242503,
              39.19576994029667,
              -0.299209875555659
            ],
            [
              -74.95367829211328,
              39.19576591179594,
              5.140790124444342
            ],
            [
              -74.95368126400527,
              39.191239298745906,
              5.140790124444342
            ],
            [
              -74.96526094134487,
              39.19124332660104,
              -0.299209875555659
            ]
          ]
        ]
      },
      "bbox": [
        -74.96526094,
        39.1912393,
        -0.2992098756,
        -74.95367829,
        39.19576994,
        5.140790124
      ],
      "properties": {
        "datetime": "2020-07-03T15:52:41Z",
        "pc:count": 2280772,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 503510.5935,
            "count": 2280772,
            "maximum": 504000.0015,
            "minimum": 503000.0015,
            "name": "X",
            "position": 0,
            "stddev": 289.1205945,
            "variance": 83590.71815
          },
          {
            "average": 4338237.876,
            "count": 2280772,
            "maximum": 4338502.324,
            "minimum": 4337999.984,
            "name": "Y",
            "position": 1,
            "stddev": 127.6959048,
            "variance": 16306.24411
          },
          {
            "average": 1.161639701,
            "count": 2280772,
            "maximum": 5.140790124,
            "minimum": -0.2992098756,
            "name": "Z",
            "position": 2,
            "stddev": 0.3836473977,
            "variance": 0.1471853258
          },
          {
            "average": 4985.498247,
            "count": 2280772,
            "maximum": 45114,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2628.794488,
            "variance": 6910560.462
          },
          {
            "average": 1.016134011,
            "count": 2280772,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1344292153,
            "variance": 0.01807121393
          },
          {
            "average": 1.032341242,
            "count": 2280772,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1946118632,
            "variance": 0.03787377731
          },
          {
            "average": 1,
            "count": 2280772,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2280772,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.66763096,
            "count": 2280772,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4710625845,
            "variance": 0.2218999585
          },
          {
            "average": 20.13172637,
            "count": 2280772,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.925952877,
            "variance": 3.709294484
          },
          {
            "average": 1.02333552,
            "count": 2280772,
            "maximum": 4,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.1582437978,
            "variance": 0.02504109954
          },
          {
            "average": 1.373565179,
            "count": 2280772,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.5845337331,
            "variance": 0.3416796851
          },
          {
            "average": 277825671.1,
            "count": 2280772,
            "maximum": 277826761.4,
            "minimum": 277825311.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 405.0156945,
            "variance": 164037.7128
          },
          {
            "average": 0,
            "count": 2280772,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2280772,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2280772,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2280772,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2280772,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          503000.0015,
          4337999.984,
          -0.2992098756,
          504000.0015,
          4338502.324,
          5.140790124
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                503000.00149869046,
                4337999.984299581,
                -0.299209875555659
              ],
              [
                503000.00149869046,
                4338502.32429958,
                -0.299209875555659
              ],
              [
                504000.00149869046,
                4338502.32429958,
                5.140790124444342
              ],
              [
                504000.00149869046,
                4337999.984299581,
                5.140790124444342
              ],
              [
                503000.00149869046,
                4337999.984299581,
                -0.299209875555659
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T15:52:41+00:00",
        "end_time": "2020-07-03T15:28:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ0338.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ0338.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ0338.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ0338.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.96526094,
            39.1912393,
            -0.2992098756,
            -74.95367829,
            39.19576994,
            5.140790124
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.96526094134487,
                  39.19124332660104,
                  -0.299209875555659
                ],
                [
                  -74.96525871242503,
                  39.19576994029667,
                  -0.299209875555659
                ],
                [
                  -74.95367829211328,
                  39.19576591179594,
                  5.140790124444342
                ],
                [
                  -74.95368126400527,
                  39.191239298745906,
                  5.140790124444342
                ],
                [
                  -74.96526094134487,
                  39.19124332660104,
                  -0.299209875555659
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ0338.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ0338.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T15:52:41Z",
            "pc:count": 2280772,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 503510.5935,
                "count": 2280772,
                "maximum": 504000.0015,
                "minimum": 503000.0015,
                "name": "X",
                "position": 0,
                "stddev": 289.1205945,
                "variance": 83590.71815
              },
              {
                "average": 4338237.876,
                "count": 2280772,
                "maximum": 4338502.324,
                "minimum": 4337999.984,
                "name": "Y",
                "position": 1,
                "stddev": 127.6959048,
                "variance": 16306.24411
              },
              {
                "average": 1.161639701,
                "count": 2280772,
                "maximum": 5.140790124,
                "minimum": -0.2992098756,
                "name": "Z",
                "position": 2,
                "stddev": 0.3836473977,
                "variance": 0.1471853258
              },
              {
                "average": 4985.498247,
                "count": 2280772,
                "maximum": 45114,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2628.794488,
                "variance": 6910560.462
              },
              {
                "average": 1.016134011,
                "count": 2280772,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1344292153,
                "variance": 0.01807121393
              },
              {
                "average": 1.032341242,
                "count": 2280772,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1946118632,
                "variance": 0.03787377731
              },
              {
                "average": 1,
                "count": 2280772,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2280772,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.66763096,
                "count": 2280772,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4710625845,
                "variance": 0.2218999585
              },
              {
                "average": 20.13172637,
                "count": 2280772,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.925952877,
                "variance": 3.709294484
              },
              {
                "average": 1.02333552,
                "count": 2280772,
                "maximum": 4,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.1582437978,
                "variance": 0.02504109954
              },
              {
                "average": 1.373565179,
                "count": 2280772,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.5845337331,
                "variance": 0.3416796851
              },
              {
                "average": 277825671.1,
                "count": 2280772,
                "maximum": 277826761.4,
                "minimum": 277825311.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 405.0156945,
                "variance": 164037.7128
              },
              {
                "average": 0,
                "count": 2280772,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2280772,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2280772,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2280772,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2280772,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              503000.0015,
              4337999.984,
              -0.2992098756,
              504000.0015,
              4338502.324,
              5.140790124
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    503000.00149869046,
                    4337999.984299581,
                    -0.299209875555659
                  ],
                  [
                    503000.00149869046,
                    4338502.32429958,
                    -0.299209875555659
                  ],
                  [
                    504000.00149869046,
                    4338502.32429958,
                    5.140790124444342
                  ],
                  [
                    504000.00149869046,
                    4337999.984299581,
                    5.140790124444342
                  ],
                  [
                    503000.00149869046,
                    4337999.984299581,
                    -0.299209875555659
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T15:52:41+00:00",
            "end_time": "2020-07-03T15:28:31+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": "20200702_USGS_NJ_18SWJ1818.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.79209634528746,
              39.01083926785298,
              -3.534054996609923
            ],
            [
              -74.79206995775365,
              39.01985054185256,
              -3.534054996609923
            ],
            [
              -74.78051836775231,
              39.01982938071904,
              10.105945003390078
            ],
            [
              -74.78054622122227,
              39.0108181134789,
              10.105945003390078
            ],
            [
              -74.79209634528746,
              39.01083926785298,
              -3.534054996609923
            ]
          ]
        ]
      },
      "bbox": [
        -74.79209635,
        39.01081811,
        -3.534054997,
        -74.78051837,
        39.01985054,
        10.105945
      ],
      "properties": {
        "datetime": "2020-07-02T15:46:09Z",
        "pc:count": 2410720,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 518398.2144,
            "count": 2410720,
            "maximum": 519000.0032,
            "minimum": 518000.0032,
            "name": "X",
            "position": 0,
            "stddev": 246.8937771,
            "variance": 60956.53716
          },
          {
            "average": 4318572.079,
            "count": 2410720,
            "maximum": 4318999.986,
            "minimum": 4317999.986,
            "name": "Y",
            "position": 1,
            "stddev": 344.0840056,
            "variance": 118393.8029
          },
          {
            "average": -1.125571402,
            "count": 2410720,
            "maximum": 10.105945,
            "minimum": -3.534054997,
            "name": "Z",
            "position": 2,
            "stddev": 0.9384604573,
            "variance": 0.8807080299
          },
          {
            "average": 3466.65584,
            "count": 2410720,
            "maximum": 65463,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 3924.656792,
            "variance": 15402930.93
          },
          {
            "average": 1.000793124,
            "count": 2410720,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.03006102929,
            "variance": 0.0009036654819
          },
          {
            "average": 1.001636441,
            "count": 2410720,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.04470793698,
            "variance": 0.001998799629
          },
          {
            "average": 1,
            "count": 2410720,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2410720,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 19.7717686,
            "count": 2410720,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 12.8997787,
            "variance": 166.4042904
          },
          {
            "average": 19.9764273,
            "count": 2410720,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.723519211,
            "variance": 2.970518472
          },
          {
            "average": 1.663385213,
            "count": 2410720,
            "maximum": 5,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4732537029,
            "variance": 0.2239690673
          },
          {
            "average": 3.608234469,
            "count": 2410720,
            "maximum": 5,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.14286566,
            "variance": 1.306141918
          },
          {
            "average": 277738964.8,
            "count": 2410720,
            "maximum": 277739969.7,
            "minimum": 277737404.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 707.1355814,
            "variance": 500040.7304
          },
          {
            "average": 0,
            "count": 2410720,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2410720,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2410720,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2410720,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2410720,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          518000.0032,
          4317999.986,
          -3.534054997,
          519000.0032,
          4318999.986,
          10.105945
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                518000.0031993237,
                4317999.986264188,
                -3.534054996609923
              ],
              [
                518000.0031993237,
                4318999.986264188,
                -3.534054996609923
              ],
              [
                519000.0031993237,
                4318999.986264188,
                10.105945003390078
              ],
              [
                519000.0031993237,
                4317999.986264188,
                10.105945003390078
              ],
              [
                518000.0031993237,
                4317999.986264188,
                -3.534054996609923
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T15:46:09+00:00",
        "end_time": "2020-07-02T15:03:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1818.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1818.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1818.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1818.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.79209635,
            39.01081811,
            -3.534054997,
            -74.78051837,
            39.01985054,
            10.105945
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.79209634528746,
                  39.01083926785298,
                  -3.534054996609923
                ],
                [
                  -74.79206995775365,
                  39.01985054185256,
                  -3.534054996609923
                ],
                [
                  -74.78051836775231,
                  39.01982938071904,
                  10.105945003390078
                ],
                [
                  -74.78054622122227,
                  39.0108181134789,
                  10.105945003390078
                ],
                [
                  -74.79209634528746,
                  39.01083926785298,
                  -3.534054996609923
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1818.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1818.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T15:46:09Z",
            "pc:count": 2410720,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 518398.2144,
                "count": 2410720,
                "maximum": 519000.0032,
                "minimum": 518000.0032,
                "name": "X",
                "position": 0,
                "stddev": 246.8937771,
                "variance": 60956.53716
              },
              {
                "average": 4318572.079,
                "count": 2410720,
                "maximum": 4318999.986,
                "minimum": 4317999.986,
                "name": "Y",
                "position": 1,
                "stddev": 344.0840056,
                "variance": 118393.8029
              },
              {
                "average": -1.125571402,
                "count": 2410720,
                "maximum": 10.105945,
                "minimum": -3.534054997,
                "name": "Z",
                "position": 2,
                "stddev": 0.9384604573,
                "variance": 0.8807080299
              },
              {
                "average": 3466.65584,
                "count": 2410720,
                "maximum": 65463,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 3924.656792,
                "variance": 15402930.93
              },
              {
                "average": 1.000793124,
                "count": 2410720,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.03006102929,
                "variance": 0.0009036654819
              },
              {
                "average": 1.001636441,
                "count": 2410720,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.04470793698,
                "variance": 0.001998799629
              },
              {
                "average": 1,
                "count": 2410720,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2410720,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 19.7717686,
                "count": 2410720,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 12.8997787,
                "variance": 166.4042904
              },
              {
                "average": 19.9764273,
                "count": 2410720,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.723519211,
                "variance": 2.970518472
              },
              {
                "average": 1.663385213,
                "count": 2410720,
                "maximum": 5,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4732537029,
                "variance": 0.2239690673
              },
              {
                "average": 3.608234469,
                "count": 2410720,
                "maximum": 5,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.14286566,
                "variance": 1.306141918
              },
              {
                "average": 277738964.8,
                "count": 2410720,
                "maximum": 277739969.7,
                "minimum": 277737404.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 707.1355814,
                "variance": 500040.7304
              },
              {
                "average": 0,
                "count": 2410720,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2410720,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2410720,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2410720,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2410720,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              518000.0032,
              4317999.986,
              -3.534054997,
              519000.0032,
              4318999.986,
              10.105945
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    518000.0031993237,
                    4317999.986264188,
                    -3.534054996609923
                  ],
                  [
                    518000.0031993237,
                    4318999.986264188,
                    -3.534054996609923
                  ],
                  [
                    519000.0031993237,
                    4318999.986264188,
                    10.105945003390078
                  ],
                  [
                    519000.0031993237,
                    4317999.986264188,
                    10.105945003390078
                  ],
                  [
                    518000.0031993237,
                    4317999.986264188,
                    -3.534054996609923
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T15:46:09+00:00",
            "end_time": "2020-07-02T15:03:24+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": "20200702_USGS_NJ_18SWJ1820.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.79204364434332,
              39.0288617911831,
              -2.722569704630193
            ],
            [
              -74.79201723316876,
              39.03787303723258,
              -2.722569704630193
            ],
            [
              -74.7804624782357,
              39.03785186214867,
              6.497430295369807
            ],
            [
              -74.78049035668968,
              39.02884062286215,
              6.497430295369807
            ],
            [
              -74.79204364434332,
              39.0288617911831,
              -2.722569704630193
            ]
          ]
        ]
      },
      "bbox": [
        -74.79204364,
        39.02884062,
        -2.722569705,
        -74.78046248,
        39.03787304,
        6.497430295
      ],
      "properties": {
        "datetime": "2020-07-03T16:39:45Z",
        "pc:count": 3009024,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 518485.3763,
            "count": 3009024,
            "maximum": 519000.0158,
            "minimum": 517999.9958,
            "name": "X",
            "position": 0,
            "stddev": 306.2803014,
            "variance": 93807.62303
          },
          {
            "average": 4320480.05,
            "count": 3009024,
            "maximum": 4320999.985,
            "minimum": 4319999.985,
            "name": "Y",
            "position": 1,
            "stddev": 290.9207885,
            "variance": 84634.90516
          },
          {
            "average": 0.330236923,
            "count": 3009024,
            "maximum": 6.497430295,
            "minimum": -2.722569705,
            "name": "Z",
            "position": 2,
            "stddev": 0.7432082004,
            "variance": 0.5523584291
          },
          {
            "average": 4535.879421,
            "count": 3009024,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2958.142691,
            "variance": 8750608.182
          },
          {
            "average": 1.004651674,
            "count": 3009024,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.07660058032,
            "variance": 0.005867648906
          },
          {
            "average": 1.009352534,
            "count": 3009024,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1139380905,
            "variance": 0.01298188847
          },
          {
            "average": 1,
            "count": 3009024,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3009024,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 4.675303022,
            "count": 3009024,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 8.464053907,
            "variance": 71.64020854
          },
          {
            "average": 19.91486293,
            "count": 3009024,
            "maximum": 25.00200081,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.882585386,
            "variance": 3.544127734
          },
          {
            "average": 1.116764772,
            "count": 3009024,
            "maximum": 6,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.3230990524,
            "variance": 0.1043929977
          },
          {
            "average": 2.379745725,
            "count": 3009024,
            "maximum": 6,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.314762977,
            "variance": 1.728601686
          },
          {
            "average": 277805503.3,
            "count": 3009024,
            "maximum": 277829585.4,
            "minimum": 277737376.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 39250.71544,
            "variance": 1540618662
          },
          {
            "average": 0,
            "count": 3009024,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3009024,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3009024,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3009024,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3009024,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          517999.9958,
          4319999.985,
          -2.722569705,
          519000.0158,
          4320999.985,
          6.497430295
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                517999.9957627993,
                4319999.985060406,
                -2.722569704630193
              ],
              [
                517999.9957627993,
                4320999.985060406,
                -2.722569704630193
              ],
              [
                519000.0157627993,
                4320999.985060406,
                6.497430295369807
              ],
              [
                519000.0157627993,
                4319999.985060406,
                6.497430295369807
              ],
              [
                517999.9957627993,
                4319999.985060406,
                -2.722569704630193
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T16:39:45+00:00",
        "end_time": "2020-07-02T15:02:56+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1820.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1820.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1820.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1820.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.79204364,
            39.02884062,
            -2.722569705,
            -74.78046248,
            39.03787304,
            6.497430295
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.79204364434332,
                  39.0288617911831,
                  -2.722569704630193
                ],
                [
                  -74.79201723316876,
                  39.03787303723258,
                  -2.722569704630193
                ],
                [
                  -74.7804624782357,
                  39.03785186214867,
                  6.497430295369807
                ],
                [
                  -74.78049035668968,
                  39.02884062286215,
                  6.497430295369807
                ],
                [
                  -74.79204364434332,
                  39.0288617911831,
                  -2.722569704630193
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1820.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1820.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T16:39:45Z",
            "pc:count": 3009024,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 518485.3763,
                "count": 3009024,
                "maximum": 519000.0158,
                "minimum": 517999.9958,
                "name": "X",
                "position": 0,
                "stddev": 306.2803014,
                "variance": 93807.62303
              },
              {
                "average": 4320480.05,
                "count": 3009024,
                "maximum": 4320999.985,
                "minimum": 4319999.985,
                "name": "Y",
                "position": 1,
                "stddev": 290.9207885,
                "variance": 84634.90516
              },
              {
                "average": 0.330236923,
                "count": 3009024,
                "maximum": 6.497430295,
                "minimum": -2.722569705,
                "name": "Z",
                "position": 2,
                "stddev": 0.7432082004,
                "variance": 0.5523584291
              },
              {
                "average": 4535.879421,
                "count": 3009024,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2958.142691,
                "variance": 8750608.182
              },
              {
                "average": 1.004651674,
                "count": 3009024,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.07660058032,
                "variance": 0.005867648906
              },
              {
                "average": 1.009352534,
                "count": 3009024,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1139380905,
                "variance": 0.01298188847
              },
              {
                "average": 1,
                "count": 3009024,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3009024,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 4.675303022,
                "count": 3009024,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 8.464053907,
                "variance": 71.64020854
              },
              {
                "average": 19.91486293,
                "count": 3009024,
                "maximum": 25.00200081,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.882585386,
                "variance": 3.544127734
              },
              {
                "average": 1.116764772,
                "count": 3009024,
                "maximum": 6,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.3230990524,
                "variance": 0.1043929977
              },
              {
                "average": 2.379745725,
                "count": 3009024,
                "maximum": 6,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.314762977,
                "variance": 1.728601686
              },
              {
                "average": 277805503.3,
                "count": 3009024,
                "maximum": 277829585.4,
                "minimum": 277737376.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 39250.71544,
                "variance": 1540618662
              },
              {
                "average": 0,
                "count": 3009024,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3009024,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3009024,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3009024,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3009024,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              517999.9958,
              4319999.985,
              -2.722569705,
              519000.0158,
              4320999.985,
              6.497430295
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    517999.9957627993,
                    4319999.985060406,
                    -2.722569704630193
                  ],
                  [
                    517999.9957627993,
                    4320999.985060406,
                    -2.722569704630193
                  ],
                  [
                    519000.0157627993,
                    4320999.985060406,
                    6.497430295369807
                  ],
                  [
                    519000.0157627993,
                    4319999.985060406,
                    6.497430295369807
                  ],
                  [
                    517999.9957627993,
                    4319999.985060406,
                    -2.722569704630193
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T16:39:45+00:00",
            "end_time": "2020-07-02T15:02:56+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200703_USGS_NJ_18SWJ1723.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.80352180700815,
              39.05591551916857,
              -1.875951993372932
            ],
            [
              -74.80349682953666,
              39.064926729688096,
              -1.875951993372932
            ],
            [
              -74.79193765696894,
              39.06490667997664,
              1.544048006627068
            ],
            [
              -74.79196410369902,
              39.05589547585932,
              1.544048006627068
            ],
            [
              -74.80352180700815,
              39.05591551916857,
              -1.875951993372932
            ]
          ]
        ]
      },
      "bbox": [
        -74.80352181,
        39.05589548,
        -1.875951993,
        -74.79193766,
        39.06492673,
        1.544048007
      ],
      "properties": {
        "datetime": "2020-07-03T18:01:37Z",
        "pc:count": 3097532,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 517543.5448,
            "count": 3097532,
            "maximum": 518000.0193,
            "minimum": 516999.9993,
            "name": "X",
            "position": 0,
            "stddev": 286.1946447,
            "variance": 81907.37465
          },
          {
            "average": 4323419.678,
            "count": 3097532,
            "maximum": 4323999.984,
            "minimum": 4322999.984,
            "name": "Y",
            "position": 1,
            "stddev": 282.7285781,
            "variance": 79935.4489
          },
          {
            "average": 0.04077309938,
            "count": 3097532,
            "maximum": 1.544048007,
            "minimum": -1.875951993,
            "name": "Z",
            "position": 2,
            "stddev": 0.7960799622,
            "variance": 0.6337433061
          },
          {
            "average": 3415.011658,
            "count": 3097532,
            "maximum": 28016,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2550.127874,
            "variance": 6503152.174
          },
          {
            "average": 1.000543013,
            "count": 3097532,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.02331016819,
            "variance": 0.0005433639412
          },
          {
            "average": 1.001095388,
            "count": 3097532,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.03310778917,
            "variance": 0.001096125704
          },
          {
            "average": 1,
            "count": 3097532,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3097532,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 9.141240187,
            "count": 3097532,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 12.18717297,
            "variance": 148.527185
          },
          {
            "average": 20.02433319,
            "count": 3097532,
            "maximum": 25.00200081,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.617791691,
            "variance": 2.617249954
          },
          {
            "average": 1.277430548,
            "count": 3097532,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4477337227,
            "variance": 0.2004654864
          },
          {
            "average": 14.18305218,
            "count": 3097532,
            "maximum": 18,
            "minimum": 11,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.398061957,
            "variance": 1.954577236
          },
          {
            "average": 277832893,
            "count": 3097532,
            "maximum": 277834497.3,
            "minimum": 277831527.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 583.0169106,
            "variance": 339908.718
          },
          {
            "average": 0,
            "count": 3097532,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3097532,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3097532,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3097532,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3097532,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          516999.9993,
          4322999.984,
          -1.875951993,
          518000.0193,
          4323999.984,
          1.544048007
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                516999.9992665404,
                4322999.98383333,
                -1.875951993372932
              ],
              [
                516999.9992665404,
                4323999.98383333,
                -1.875951993372932
              ],
              [
                518000.0192665404,
                4323999.98383333,
                1.544048006627068
              ],
              [
                518000.0192665404,
                4322999.98383333,
                1.544048006627068
              ],
              [
                516999.9992665404,
                4322999.98383333,
                -1.875951993372932
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:01:37+00:00",
        "end_time": "2020-07-03T17:12:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1723.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1723.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1723.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1723.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.80352181,
            39.05589548,
            -1.875951993,
            -74.79193766,
            39.06492673,
            1.544048007
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.80352180700815,
                  39.05591551916857,
                  -1.875951993372932
                ],
                [
                  -74.80349682953666,
                  39.064926729688096,
                  -1.875951993372932
                ],
                [
                  -74.79193765696894,
                  39.06490667997664,
                  1.544048006627068
                ],
                [
                  -74.79196410369902,
                  39.05589547585932,
                  1.544048006627068
                ],
                [
                  -74.80352180700815,
                  39.05591551916857,
                  -1.875951993372932
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1723.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1723.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:01:37Z",
            "pc:count": 3097532,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 517543.5448,
                "count": 3097532,
                "maximum": 518000.0193,
                "minimum": 516999.9993,
                "name": "X",
                "position": 0,
                "stddev": 286.1946447,
                "variance": 81907.37465
              },
              {
                "average": 4323419.678,
                "count": 3097532,
                "maximum": 4323999.984,
                "minimum": 4322999.984,
                "name": "Y",
                "position": 1,
                "stddev": 282.7285781,
                "variance": 79935.4489
              },
              {
                "average": 0.04077309938,
                "count": 3097532,
                "maximum": 1.544048007,
                "minimum": -1.875951993,
                "name": "Z",
                "position": 2,
                "stddev": 0.7960799622,
                "variance": 0.6337433061
              },
              {
                "average": 3415.011658,
                "count": 3097532,
                "maximum": 28016,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2550.127874,
                "variance": 6503152.174
              },
              {
                "average": 1.000543013,
                "count": 3097532,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.02331016819,
                "variance": 0.0005433639412
              },
              {
                "average": 1.001095388,
                "count": 3097532,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.03310778917,
                "variance": 0.001096125704
              },
              {
                "average": 1,
                "count": 3097532,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3097532,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 9.141240187,
                "count": 3097532,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 12.18717297,
                "variance": 148.527185
              },
              {
                "average": 20.02433319,
                "count": 3097532,
                "maximum": 25.00200081,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.617791691,
                "variance": 2.617249954
              },
              {
                "average": 1.277430548,
                "count": 3097532,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4477337227,
                "variance": 0.2004654864
              },
              {
                "average": 14.18305218,
                "count": 3097532,
                "maximum": 18,
                "minimum": 11,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.398061957,
                "variance": 1.954577236
              },
              {
                "average": 277832893,
                "count": 3097532,
                "maximum": 277834497.3,
                "minimum": 277831527.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 583.0169106,
                "variance": 339908.718
              },
              {
                "average": 0,
                "count": 3097532,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3097532,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3097532,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3097532,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3097532,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              516999.9993,
              4322999.984,
              -1.875951993,
              518000.0193,
              4323999.984,
              1.544048007
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    516999.9992665404,
                    4322999.98383333,
                    -1.875951993372932
                  ],
                  [
                    516999.9992665404,
                    4323999.98383333,
                    -1.875951993372932
                  ],
                  [
                    518000.0192665404,
                    4323999.98383333,
                    1.544048006627068
                  ],
                  [
                    518000.0192665404,
                    4322999.98383333,
                    1.544048006627068
                  ],
                  [
                    516999.9992665404,
                    4322999.98383333,
                    -1.875951993372932
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:01:37+00:00",
            "end_time": "2020-07-03T17:12:07+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": "20200703_USGS_NJ_18SWJ1828.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.79183199205936,
              39.10095134393595,
              -1.681324055977171
            ],
            [
              -74.79180548604191,
              39.10996247814862,
              -1.681324055977171
            ],
            [
              -74.78023896918182,
              39.10994124889686,
              26.178675944022828
            ],
            [
              -74.78026694774739,
              39.100930121460735,
              26.178675944022828
            ],
            [
              -74.79183199205936,
              39.10095134393595,
              -1.681324055977171
            ]
          ]
        ]
      },
      "bbox": [
        -74.79183199,
        39.10093012,
        -1.681324056,
        -74.78023897,
        39.10996248,
        26.17867594
      ],
      "properties": {
        "datetime": "2020-07-03T19:00:03Z",
        "pc:count": 4070945,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 518417.5823,
            "count": 4070945,
            "maximum": 519000.0185,
            "minimum": 517999.9985,
            "name": "X",
            "position": 0,
            "stddev": 272.1937896,
            "variance": 74089.45912
          },
          {
            "average": 4328562.116,
            "count": 4070945,
            "maximum": 4328999.982,
            "minimum": 4327999.982,
            "name": "Y",
            "position": 1,
            "stddev": 307.3687664,
            "variance": 94475.55858
          },
          {
            "average": 1.819555796,
            "count": 4070945,
            "maximum": 26.17867594,
            "minimum": -1.681324056,
            "name": "Z",
            "position": 2,
            "stddev": 4.416498283,
            "variance": 19.50545708
          },
          {
            "average": 3086.682921,
            "count": 4070945,
            "maximum": 65535,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 2936.538779,
            "variance": 8623259.999
          },
          {
            "average": 1.296344706,
            "count": 4070945,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8116531449,
            "variance": 0.6587808276
          },
          {
            "average": 1.594067716,
            "count": 4070945,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.313946151,
            "variance": 1.726454487
          },
          {
            "average": 1,
            "count": 4070945,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4070945,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 7.791724772,
            "count": 4070945,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 11.53291769,
            "variance": 133.0081905
          },
          {
            "average": 19.97023754,
            "count": 4070945,
            "maximum": 25.99799919,
            "minimum": 13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.850169163,
            "variance": 3.423125932
          },
          {
            "average": 1.610826233,
            "count": 4070945,
            "maximum": 16,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.132590487,
            "variance": 1.282761211
          },
          {
            "average": 25.31402782,
            "count": 4070945,
            "maximum": 27,
            "minimum": 21,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.45597564,
            "variance": 2.119865066
          },
          {
            "average": 277837326.8,
            "count": 4070945,
            "maximum": 277838003.4,
            "minimum": 277835664.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 571.1518327,
            "variance": 326214.416
          },
          {
            "average": 0,
            "count": 4070945,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4070945,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4070945,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4070945,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4070945,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          517999.9985,
          4327999.982,
          -1.681324056,
          519000.0185,
          4328999.982,
          26.17867594
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                517999.9984663981,
                4327999.98237527,
                -1.681324055977171
              ],
              [
                517999.9984663981,
                4328999.98237527,
                -1.681324055977171
              ],
              [
                519000.0184663981,
                4328999.98237527,
                26.178675944022828
              ],
              [
                519000.0184663981,
                4327999.98237527,
                26.178675944022828
              ],
              [
                517999.9984663981,
                4327999.98237527,
                -1.681324055977171
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T19:00:03+00:00",
        "end_time": "2020-07-03T18:21:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1828.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1828.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1828.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1828.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.79183199,
            39.10093012,
            -1.681324056,
            -74.78023897,
            39.10996248,
            26.17867594
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.79183199205936,
                  39.10095134393595,
                  -1.681324055977171
                ],
                [
                  -74.79180548604191,
                  39.10996247814862,
                  -1.681324055977171
                ],
                [
                  -74.78023896918182,
                  39.10994124889686,
                  26.178675944022828
                ],
                [
                  -74.78026694774739,
                  39.100930121460735,
                  26.178675944022828
                ],
                [
                  -74.79183199205936,
                  39.10095134393595,
                  -1.681324055977171
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1828.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1828.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T19:00:03Z",
            "pc:count": 4070945,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 518417.5823,
                "count": 4070945,
                "maximum": 519000.0185,
                "minimum": 517999.9985,
                "name": "X",
                "position": 0,
                "stddev": 272.1937896,
                "variance": 74089.45912
              },
              {
                "average": 4328562.116,
                "count": 4070945,
                "maximum": 4328999.982,
                "minimum": 4327999.982,
                "name": "Y",
                "position": 1,
                "stddev": 307.3687664,
                "variance": 94475.55858
              },
              {
                "average": 1.819555796,
                "count": 4070945,
                "maximum": 26.17867594,
                "minimum": -1.681324056,
                "name": "Z",
                "position": 2,
                "stddev": 4.416498283,
                "variance": 19.50545708
              },
              {
                "average": 3086.682921,
                "count": 4070945,
                "maximum": 65535,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 2936.538779,
                "variance": 8623259.999
              },
              {
                "average": 1.296344706,
                "count": 4070945,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8116531449,
                "variance": 0.6587808276
              },
              {
                "average": 1.594067716,
                "count": 4070945,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.313946151,
                "variance": 1.726454487
              },
              {
                "average": 1,
                "count": 4070945,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4070945,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 7.791724772,
                "count": 4070945,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 11.53291769,
                "variance": 133.0081905
              },
              {
                "average": 19.97023754,
                "count": 4070945,
                "maximum": 25.99799919,
                "minimum": 13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.850169163,
                "variance": 3.423125932
              },
              {
                "average": 1.610826233,
                "count": 4070945,
                "maximum": 16,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.132590487,
                "variance": 1.282761211
              },
              {
                "average": 25.31402782,
                "count": 4070945,
                "maximum": 27,
                "minimum": 21,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.45597564,
                "variance": 2.119865066
              },
              {
                "average": 277837326.8,
                "count": 4070945,
                "maximum": 277838003.4,
                "minimum": 277835664.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 571.1518327,
                "variance": 326214.416
              },
              {
                "average": 0,
                "count": 4070945,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4070945,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4070945,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4070945,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4070945,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              517999.9985,
              4327999.982,
              -1.681324056,
              519000.0185,
              4328999.982,
              26.17867594
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    517999.9984663981,
                    4327999.98237527,
                    -1.681324055977171
                  ],
                  [
                    517999.9984663981,
                    4328999.98237527,
                    -1.681324055977171
                  ],
                  [
                    519000.0184663981,
                    4328999.98237527,
                    26.178675944022828
                  ],
                  [
                    519000.0184663981,
                    4327999.98237527,
                    26.178675944022828
                  ],
                  [
                    517999.9984663981,
                    4327999.98237527,
                    -1.681324055977171
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T19:00:03+00:00",
            "end_time": "2020-07-03T18:21:04+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ6478.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.25181823560088,
              39.549271566801394,
              -3.359969332230667
            ],
            [
              -74.25180348123159,
              39.55064519079818,
              -3.359969332230667
            ],
            [
              -74.24522674021303,
              39.550602666692754,
              15.240030667769334
            ],
            [
              -74.2452416242452,
              39.5492290447589,
              15.240030667769334
            ],
            [
              -74.25181823560088,
              39.549271566801394,
              -3.359969332230667
            ]
          ]
        ]
      },
      "bbox": [
        -74.25181824,
        39.54922904,
        -3.359969332,
        -74.24522674,
        39.55064519,
        15.24003067
      ],
      "properties": {
        "datetime": "2020-07-02T13:50:21Z",
        "pc:count": 117968,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 564470.3828,
            "count": 117968,
            "maximum": 564847.937,
            "minimum": 564282.837,
            "name": "X",
            "position": 0,
            "stddev": 138.1763696,
            "variance": 19092.70911
          },
          {
            "average": 4378053.664,
            "count": 117968,
            "maximum": 4378152.436,
            "minimum": 4377999.976,
            "name": "Y",
            "position": 1,
            "stddev": 38.44755543,
            "variance": 1478.214518
          },
          {
            "average": 4.357354603,
            "count": 117968,
            "maximum": 15.24003067,
            "minimum": -3.359969332,
            "name": "Z",
            "position": 2,
            "stddev": 3.356588609,
            "variance": 11.26668709
          },
          {
            "average": 6745.455751,
            "count": 117968,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 6825.095824,
            "variance": 46581933.01
          },
          {
            "average": 1.481757765,
            "count": 117968,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8623248122,
            "variance": 0.7436040817
          },
          {
            "average": 2.021497355,
            "count": 117968,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.284984903,
            "variance": 1.651186202
          },
          {
            "average": 1,
            "count": 117968,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 117968,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.839414078,
            "count": 117968,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 6.103035514,
            "variance": 37.24704248
          },
          {
            "average": 20.47910869,
            "count": 117968,
            "maximum": 22.00200081,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.699563826,
            "variance": 2.888517198
          },
          {
            "average": 1.565492337,
            "count": 117968,
            "maximum": 10,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.9456569639,
            "variance": 0.8942670934
          },
          {
            "average": 1.216677404,
            "count": 117968,
            "maximum": 2,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4119827004,
            "variance": 0.1697297454
          },
          {
            "average": 277732870,
            "count": 117968,
            "maximum": 277733021.5,
            "minimum": 277732826.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 79.16678786,
            "variance": 6267.380301
          },
          {
            "average": 0,
            "count": 117968,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 117968,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 117968,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 117968,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 117968,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          564282.837,
          4377999.976,
          -3.359969332,
          564847.937,
          4378152.436,
          15.24003067
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                564282.8369909313,
                4377999.975882396,
                -3.359969332230667
              ],
              [
                564282.8369909313,
                4378152.435882397,
                -3.359969332230667
              ],
              [
                564847.9369909314,
                4378152.435882397,
                15.240030667769334
              ],
              [
                564847.9369909314,
                4377999.975882396,
                15.240030667769334
              ],
              [
                564282.8369909313,
                4377999.975882396,
                -3.359969332230667
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T13:50:21+00:00",
        "end_time": "2020-07-02T13:47:06+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ6478.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ6478.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ6478.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6478.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.25181824,
            39.54922904,
            -3.359969332,
            -74.24522674,
            39.55064519,
            15.24003067
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.25181823560088,
                  39.549271566801394,
                  -3.359969332230667
                ],
                [
                  -74.25180348123159,
                  39.55064519079818,
                  -3.359969332230667
                ],
                [
                  -74.24522674021303,
                  39.550602666692754,
                  15.240030667769334
                ],
                [
                  -74.2452416242452,
                  39.5492290447589,
                  15.240030667769334
                ],
                [
                  -74.25181823560088,
                  39.549271566801394,
                  -3.359969332230667
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ6478.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6478.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T13:50:21Z",
            "pc:count": 117968,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 564470.3828,
                "count": 117968,
                "maximum": 564847.937,
                "minimum": 564282.837,
                "name": "X",
                "position": 0,
                "stddev": 138.1763696,
                "variance": 19092.70911
              },
              {
                "average": 4378053.664,
                "count": 117968,
                "maximum": 4378152.436,
                "minimum": 4377999.976,
                "name": "Y",
                "position": 1,
                "stddev": 38.44755543,
                "variance": 1478.214518
              },
              {
                "average": 4.357354603,
                "count": 117968,
                "maximum": 15.24003067,
                "minimum": -3.359969332,
                "name": "Z",
                "position": 2,
                "stddev": 3.356588609,
                "variance": 11.26668709
              },
              {
                "average": 6745.455751,
                "count": 117968,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 6825.095824,
                "variance": 46581933.01
              },
              {
                "average": 1.481757765,
                "count": 117968,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8623248122,
                "variance": 0.7436040817
              },
              {
                "average": 2.021497355,
                "count": 117968,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.284984903,
                "variance": 1.651186202
              },
              {
                "average": 1,
                "count": 117968,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 117968,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.839414078,
                "count": 117968,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 6.103035514,
                "variance": 37.24704248
              },
              {
                "average": 20.47910869,
                "count": 117968,
                "maximum": 22.00200081,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.699563826,
                "variance": 2.888517198
              },
              {
                "average": 1.565492337,
                "count": 117968,
                "maximum": 10,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.9456569639,
                "variance": 0.8942670934
              },
              {
                "average": 1.216677404,
                "count": 117968,
                "maximum": 2,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4119827004,
                "variance": 0.1697297454
              },
              {
                "average": 277732870,
                "count": 117968,
                "maximum": 277733021.5,
                "minimum": 277732826.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 79.16678786,
                "variance": 6267.380301
              },
              {
                "average": 0,
                "count": 117968,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 117968,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 117968,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 117968,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 117968,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              564282.837,
              4377999.976,
              -3.359969332,
              564847.937,
              4378152.436,
              15.24003067
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    564282.8369909313,
                    4377999.975882396,
                    -3.359969332230667
                  ],
                  [
                    564282.8369909313,
                    4378152.435882397,
                    -3.359969332230667
                  ],
                  [
                    564847.9369909314,
                    4378152.435882397,
                    15.240030667769334
                  ],
                  [
                    564847.9369909314,
                    4377999.975882396,
                    15.240030667769334
                  ],
                  [
                    564282.8369909313,
                    4377999.975882396,
                    -3.359969332230667
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T13:50:21+00:00",
            "end_time": "2020-07-02T13:47:06+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": "20200703_USGS_NJ_18SWJ2030.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.76864346532567,
              39.11893002293744,
              -1.276685038518394
            ],
            [
              -74.76861398786848,
              39.127941115255744,
              -1.276685038518394
            ],
            [
              -74.75704454969258,
              39.12791757597929,
              135.46331496148161
            ],
            [
              -74.75707550100566,
              39.118906491173895,
              135.46331496148161
            ],
            [
              -74.76864346532567,
              39.11893002293744,
              -1.276685038518394
            ]
          ]
        ]
      },
      "bbox": [
        -74.76864347,
        39.11890649,
        -1.276685039,
        -74.75704455,
        39.12794112,
        135.463315
      ],
      "properties": {
        "datetime": "2020-07-03T18:52:09Z",
        "pc:count": 4266992,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 520460.7821,
            "count": 4266992,
            "maximum": 521000.0183,
            "minimum": 519999.9983,
            "name": "X",
            "position": 0,
            "stddev": 275.4440753,
            "variance": 75869.43859
          },
          {
            "average": 4330489.3,
            "count": 4266992,
            "maximum": 4330999.987,
            "minimum": 4329999.987,
            "name": "Y",
            "position": 1,
            "stddev": 279.0888017,
            "variance": 77890.55921
          },
          {
            "average": 1.051349289,
            "count": 4266992,
            "maximum": 135.463315,
            "minimum": -1.276685039,
            "name": "Z",
            "position": 2,
            "stddev": 2.5092832,
            "variance": 6.296502178
          },
          {
            "average": 4338.730879,
            "count": 4266992,
            "maximum": 65535,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 2716.184548,
            "variance": 7377658.501
          },
          {
            "average": 1.079606196,
            "count": 4266992,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3941682469,
            "variance": 0.1553686068
          },
          {
            "average": 1.159480496,
            "count": 4266992,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6220931816,
            "variance": 0.3869999266
          },
          {
            "average": 1,
            "count": 4266992,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4266992,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.305144936,
            "count": 4266992,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 4.201519183,
            "variance": 17.65276344
          },
          {
            "average": 20.13066121,
            "count": 4266992,
            "maximum": 27,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.584560291,
            "variance": 2.510831315
          },
          {
            "average": 1.114065131,
            "count": 4266992,
            "maximum": 10,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4524017701,
            "variance": 0.2046673616
          },
          {
            "average": 22.72545836,
            "count": 4266992,
            "maximum": 26,
            "minimum": 19,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.580824647,
            "variance": 2.499006565
          },
          {
            "average": 277836311.2,
            "count": 4266992,
            "maximum": 277837529.1,
            "minimum": 277834902.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 622.9383386,
            "variance": 388052.1737
          },
          {
            "average": 0,
            "count": 4266992,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4266992,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4266992,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4266992,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4266992,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          519999.9983,
          4329999.987,
          -1.276685039,
          521000.0183,
          4330999.987,
          135.463315
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                519999.9982758668,
                4329999.987212514,
                -1.276685038518394
              ],
              [
                519999.9982758668,
                4330999.987212514,
                -1.276685038518394
              ],
              [
                521000.0182758668,
                4330999.987212514,
                135.46331496148161
              ],
              [
                521000.0182758668,
                4329999.987212514,
                135.46331496148161
              ],
              [
                519999.9982758668,
                4329999.987212514,
                -1.276685038518394
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:52:09+00:00",
        "end_time": "2020-07-03T18:08:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ2030.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ2030.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ2030.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2030.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.76864347,
            39.11890649,
            -1.276685039,
            -74.75704455,
            39.12794112,
            135.463315
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.76864346532567,
                  39.11893002293744,
                  -1.276685038518394
                ],
                [
                  -74.76861398786848,
                  39.127941115255744,
                  -1.276685038518394
                ],
                [
                  -74.75704454969258,
                  39.12791757597929,
                  135.46331496148161
                ],
                [
                  -74.75707550100566,
                  39.118906491173895,
                  135.46331496148161
                ],
                [
                  -74.76864346532567,
                  39.11893002293744,
                  -1.276685038518394
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ2030.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2030.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:52:09Z",
            "pc:count": 4266992,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 520460.7821,
                "count": 4266992,
                "maximum": 521000.0183,
                "minimum": 519999.9983,
                "name": "X",
                "position": 0,
                "stddev": 275.4440753,
                "variance": 75869.43859
              },
              {
                "average": 4330489.3,
                "count": 4266992,
                "maximum": 4330999.987,
                "minimum": 4329999.987,
                "name": "Y",
                "position": 1,
                "stddev": 279.0888017,
                "variance": 77890.55921
              },
              {
                "average": 1.051349289,
                "count": 4266992,
                "maximum": 135.463315,
                "minimum": -1.276685039,
                "name": "Z",
                "position": 2,
                "stddev": 2.5092832,
                "variance": 6.296502178
              },
              {
                "average": 4338.730879,
                "count": 4266992,
                "maximum": 65535,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 2716.184548,
                "variance": 7377658.501
              },
              {
                "average": 1.079606196,
                "count": 4266992,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3941682469,
                "variance": 0.1553686068
              },
              {
                "average": 1.159480496,
                "count": 4266992,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6220931816,
                "variance": 0.3869999266
              },
              {
                "average": 1,
                "count": 4266992,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4266992,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.305144936,
                "count": 4266992,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 4.201519183,
                "variance": 17.65276344
              },
              {
                "average": 20.13066121,
                "count": 4266992,
                "maximum": 27,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.584560291,
                "variance": 2.510831315
              },
              {
                "average": 1.114065131,
                "count": 4266992,
                "maximum": 10,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4524017701,
                "variance": 0.2046673616
              },
              {
                "average": 22.72545836,
                "count": 4266992,
                "maximum": 26,
                "minimum": 19,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.580824647,
                "variance": 2.499006565
              },
              {
                "average": 277836311.2,
                "count": 4266992,
                "maximum": 277837529.1,
                "minimum": 277834902.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 622.9383386,
                "variance": 388052.1737
              },
              {
                "average": 0,
                "count": 4266992,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4266992,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4266992,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4266992,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4266992,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              519999.9983,
              4329999.987,
              -1.276685039,
              521000.0183,
              4330999.987,
              135.463315
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    519999.9982758668,
                    4329999.987212514,
                    -1.276685038518394
                  ],
                  [
                    519999.9982758668,
                    4330999.987212514,
                    -1.276685038518394
                  ],
                  [
                    521000.0182758668,
                    4330999.987212514,
                    135.46331496148161
                  ],
                  [
                    521000.0182758668,
                    4329999.987212514,
                    135.46331496148161
                  ],
                  [
                    519999.9982758668,
                    4329999.987212514,
                    -1.276685038518394
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:52:09+00:00",
            "end_time": "2020-07-03T18:08:22+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": "20200702_USGS_NJ_18SWJ0934.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.88872856325266,
              39.15515101433801,
              -1.02682738790831
            ],
            [
              -74.88871436768505,
              39.16416210711058,
              -1.02682738790831
            ],
            [
              -74.88424749183328,
              39.164157755975715,
              3.05317261209169
            ],
            [
              -74.88426225719141,
              39.155146664591506,
              3.05317261209169
            ],
            [
              -74.88872856325266,
              39.15515101433801,
              -1.02682738790831
            ]
          ]
        ]
      },
      "bbox": [
        -74.88872856,
        39.15514666,
        -1.026827388,
        -74.88424749,
        39.16416211,
        3.053172612
      ],
      "properties": {
        "datetime": "2020-07-02T17:48:28Z",
        "pc:count": 726389,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 509918.5715,
            "count": 726389,
            "maximum": 510000.0121,
            "minimum": 509614.1121,
            "name": "X",
            "position": 0,
            "stddev": 55.41574743,
            "variance": 3070.905063
          },
          {
            "average": 4334431.342,
            "count": 726389,
            "maximum": 4334999.982,
            "minimum": 4333999.982,
            "name": "Y",
            "position": 1,
            "stddev": 252.6977869,
            "variance": 63856.17152
          },
          {
            "average": 0.9228686014,
            "count": 726389,
            "maximum": 3.053172612,
            "minimum": -1.026827388,
            "name": "Z",
            "position": 2,
            "stddev": 0.6585453181,
            "variance": 0.4336819361
          },
          {
            "average": 5166.036419,
            "count": 726389,
            "maximum": 38888,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 3716.482626,
            "variance": 13812243.11
          },
          {
            "average": 1.002643212,
            "count": 726389,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.05190423135,
            "variance": 0.002694049232
          },
          {
            "average": 1.005348374,
            "count": 726389,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.07411637591,
            "variance": 0.005493237178
          },
          {
            "average": 1,
            "count": 726389,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 726389,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.664773283,
            "count": 726389,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4720699865,
            "variance": 0.2228500721
          },
          {
            "average": 20.64002739,
            "count": 726389,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.565860873,
            "variance": 2.451920273
          },
          {
            "average": 1.009229215,
            "count": 726389,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.0960697802,
            "variance": 0.009229402668
          },
          {
            "average": 1.171091523,
            "count": 726389,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.3780085471,
            "variance": 0.1428904617
          },
          {
            "average": 277746582.9,
            "count": 726389,
            "maximum": 277747308.1,
            "minimum": 277746229.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 334.5017732,
            "variance": 111891.4363
          },
          {
            "average": 0,
            "count": 726389,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 726389,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 726389,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 726389,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 726389,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          509614.1121,
          4333999.982,
          -1.026827388,
          510000.0121,
          4334999.982,
          3.053172612
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                509614.11210950784,
                4333999.982281776,
                -1.02682738790831
              ],
              [
                509614.11210950784,
                4334999.982281776,
                -1.02682738790831
              ],
              [
                510000.01210950786,
                4334999.982281776,
                3.05317261209169
              ],
              [
                510000.01210950786,
                4333999.982281776,
                3.05317261209169
              ],
              [
                509614.11210950784,
                4333999.982281776,
                -1.02682738790831
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:48:28+00:00",
        "end_time": "2020-07-02T17:30:29+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0934.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0934.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0934.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0934.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.88872856,
            39.15514666,
            -1.026827388,
            -74.88424749,
            39.16416211,
            3.053172612
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.88872856325266,
                  39.15515101433801,
                  -1.02682738790831
                ],
                [
                  -74.88871436768505,
                  39.16416210711058,
                  -1.02682738790831
                ],
                [
                  -74.88424749183328,
                  39.164157755975715,
                  3.05317261209169
                ],
                [
                  -74.88426225719141,
                  39.155146664591506,
                  3.05317261209169
                ],
                [
                  -74.88872856325266,
                  39.15515101433801,
                  -1.02682738790831
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0934.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0934.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:48:28Z",
            "pc:count": 726389,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 509918.5715,
                "count": 726389,
                "maximum": 510000.0121,
                "minimum": 509614.1121,
                "name": "X",
                "position": 0,
                "stddev": 55.41574743,
                "variance": 3070.905063
              },
              {
                "average": 4334431.342,
                "count": 726389,
                "maximum": 4334999.982,
                "minimum": 4333999.982,
                "name": "Y",
                "position": 1,
                "stddev": 252.6977869,
                "variance": 63856.17152
              },
              {
                "average": 0.9228686014,
                "count": 726389,
                "maximum": 3.053172612,
                "minimum": -1.026827388,
                "name": "Z",
                "position": 2,
                "stddev": 0.6585453181,
                "variance": 0.4336819361
              },
              {
                "average": 5166.036419,
                "count": 726389,
                "maximum": 38888,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 3716.482626,
                "variance": 13812243.11
              },
              {
                "average": 1.002643212,
                "count": 726389,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.05190423135,
                "variance": 0.002694049232
              },
              {
                "average": 1.005348374,
                "count": 726389,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.07411637591,
                "variance": 0.005493237178
              },
              {
                "average": 1,
                "count": 726389,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 726389,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.664773283,
                "count": 726389,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4720699865,
                "variance": 0.2228500721
              },
              {
                "average": 20.64002739,
                "count": 726389,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.565860873,
                "variance": 2.451920273
              },
              {
                "average": 1.009229215,
                "count": 726389,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.0960697802,
                "variance": 0.009229402668
              },
              {
                "average": 1.171091523,
                "count": 726389,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.3780085471,
                "variance": 0.1428904617
              },
              {
                "average": 277746582.9,
                "count": 726389,
                "maximum": 277747308.1,
                "minimum": 277746229.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 334.5017732,
                "variance": 111891.4363
              },
              {
                "average": 0,
                "count": 726389,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 726389,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 726389,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 726389,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 726389,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              509614.1121,
              4333999.982,
              -1.026827388,
              510000.0121,
              4334999.982,
              3.053172612
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    509614.11210950784,
                    4333999.982281776,
                    -1.02682738790831
                  ],
                  [
                    509614.11210950784,
                    4334999.982281776,
                    -1.02682738790831
                  ],
                  [
                    510000.01210950786,
                    4334999.982281776,
                    3.05317261209169
                  ],
                  [
                    510000.01210950786,
                    4333999.982281776,
                    3.05317261209169
                  ],
                  [
                    509614.11210950784,
                    4333999.982281776,
                    -1.02682738790831
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:48:28+00:00",
            "end_time": "2020-07-02T17:30:29+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": "20200703_USGS_NJ_18SWJ1320.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.84980812577,
              39.02933866912742,
              -1.345202207687707
            ],
            [
              -74.84978987247698,
              39.03796173751948,
              -1.345202207687707
            ],
            [
              -74.838235296037,
              39.03794628566535,
              27.614797792312295
            ],
            [
              -74.83825495340918,
              39.02932322199578,
              27.614797792312295
            ],
            [
              -74.84980812577,
              39.02933866912742,
              -1.345202207687707
            ]
          ]
        ]
      },
      "bbox": [
        -74.84980813,
        39.02932322,
        -1.345202208,
        -74.8382353,
        39.03796174,
        27.61479779
      ],
      "properties": {
        "datetime": "2020-07-03T18:54:57Z",
        "pc:count": 2686120,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 513506.3768,
            "count": 2686120,
            "maximum": 514000.0082,
            "minimum": 513000.0082,
            "name": "X",
            "position": 0,
            "stddev": 285.67082,
            "variance": 81607.81741
          },
          {
            "average": 4320775.192,
            "count": 2686120,
            "maximum": 4320999.985,
            "minimum": 4320043.065,
            "name": "Y",
            "position": 1,
            "stddev": 182.0878067,
            "variance": 33155.96933
          },
          {
            "average": 5.208523538,
            "count": 2686120,
            "maximum": 27.61479779,
            "minimum": -1.345202208,
            "name": "Z",
            "position": 2,
            "stddev": 6.354162521,
            "variance": 40.37538134
          },
          {
            "average": 2821.810521,
            "count": 2686120,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2795.583199,
            "variance": 7815285.422
          },
          {
            "average": 1.823991854,
            "count": 2686120,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.227439562,
            "variance": 1.506607877
          },
          {
            "average": 2.648704823,
            "count": 2686120,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.876608411,
            "variance": 3.521659128
          },
          {
            "average": 1,
            "count": 2686120,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2686120,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.66543118,
            "count": 2686120,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 2.505923466,
            "variance": 6.27965242
          },
          {
            "average": 19.98840435,
            "count": 2686120,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.411531755,
            "variance": 1.992421897
          },
          {
            "average": 2.168808169,
            "count": 2686120,
            "maximum": 15,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.898508828,
            "variance": 3.604335769
          },
          {
            "average": 22.75237927,
            "count": 2686120,
            "maximum": 26,
            "minimum": 19,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.563115914,
            "variance": 2.443331362
          },
          {
            "average": 277836323.6,
            "count": 2686120,
            "maximum": 277837697.4,
            "minimum": 277834741.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 622.2962616,
            "variance": 387252.6372
          },
          {
            "average": 0,
            "count": 2686120,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2686120,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2686120,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2686120,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2686120,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          513000.0082,
          4320043.065,
          -1.345202208,
          514000.0082,
          4320999.985,
          27.61479779
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                513000.0082499188,
                4320043.064574794,
                -1.345202207687707
              ],
              [
                513000.0082499188,
                4320999.984574794,
                -1.345202207687707
              ],
              [
                514000.0082499188,
                4320999.984574794,
                27.614797792312295
              ],
              [
                514000.0082499188,
                4320043.064574794,
                27.614797792312295
              ],
              [
                513000.0082499188,
                4320043.064574794,
                -1.345202207687707
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:54:57+00:00",
        "end_time": "2020-07-03T18:05:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1320.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1320.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1320.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1320.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.84980813,
            39.02932322,
            -1.345202208,
            -74.8382353,
            39.03796174,
            27.61479779
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.84980812577,
                  39.02933866912742,
                  -1.345202207687707
                ],
                [
                  -74.84978987247698,
                  39.03796173751948,
                  -1.345202207687707
                ],
                [
                  -74.838235296037,
                  39.03794628566535,
                  27.614797792312295
                ],
                [
                  -74.83825495340918,
                  39.02932322199578,
                  27.614797792312295
                ],
                [
                  -74.84980812577,
                  39.02933866912742,
                  -1.345202207687707
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1320.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1320.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:54:57Z",
            "pc:count": 2686120,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 513506.3768,
                "count": 2686120,
                "maximum": 514000.0082,
                "minimum": 513000.0082,
                "name": "X",
                "position": 0,
                "stddev": 285.67082,
                "variance": 81607.81741
              },
              {
                "average": 4320775.192,
                "count": 2686120,
                "maximum": 4320999.985,
                "minimum": 4320043.065,
                "name": "Y",
                "position": 1,
                "stddev": 182.0878067,
                "variance": 33155.96933
              },
              {
                "average": 5.208523538,
                "count": 2686120,
                "maximum": 27.61479779,
                "minimum": -1.345202208,
                "name": "Z",
                "position": 2,
                "stddev": 6.354162521,
                "variance": 40.37538134
              },
              {
                "average": 2821.810521,
                "count": 2686120,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2795.583199,
                "variance": 7815285.422
              },
              {
                "average": 1.823991854,
                "count": 2686120,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.227439562,
                "variance": 1.506607877
              },
              {
                "average": 2.648704823,
                "count": 2686120,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.876608411,
                "variance": 3.521659128
              },
              {
                "average": 1,
                "count": 2686120,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2686120,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.66543118,
                "count": 2686120,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 2.505923466,
                "variance": 6.27965242
              },
              {
                "average": 19.98840435,
                "count": 2686120,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.411531755,
                "variance": 1.992421897
              },
              {
                "average": 2.168808169,
                "count": 2686120,
                "maximum": 15,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.898508828,
                "variance": 3.604335769
              },
              {
                "average": 22.75237927,
                "count": 2686120,
                "maximum": 26,
                "minimum": 19,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.563115914,
                "variance": 2.443331362
              },
              {
                "average": 277836323.6,
                "count": 2686120,
                "maximum": 277837697.4,
                "minimum": 277834741.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 622.2962616,
                "variance": 387252.6372
              },
              {
                "average": 0,
                "count": 2686120,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2686120,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2686120,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2686120,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2686120,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              513000.0082,
              4320043.065,
              -1.345202208,
              514000.0082,
              4320999.985,
              27.61479779
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    513000.0082499188,
                    4320043.064574794,
                    -1.345202207687707
                  ],
                  [
                    513000.0082499188,
                    4320999.984574794,
                    -1.345202207687707
                  ],
                  [
                    514000.0082499188,
                    4320999.984574794,
                    27.614797792312295
                  ],
                  [
                    514000.0082499188,
                    4320043.064574794,
                    27.614797792312295
                  ],
                  [
                    513000.0082499188,
                    4320043.064574794,
                    -1.345202207687707
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:54:57+00:00",
            "end_time": "2020-07-03T18:05:41+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": "20200702_USGS_NJ_18SWJ5158.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.40787668931414,
              39.37156083341733,
              -5.509776474808197
            ],
            [
              -74.40781408821769,
              39.37897089823134,
              -5.509776474808197
            ],
            [
              -74.39624960364975,
              39.37891146919701,
              10.990223525191803
            ],
            [
              -74.39631342707058,
              39.37150141995278,
              10.990223525191803
            ],
            [
              -74.40787668931414,
              39.37156083341733,
              -5.509776474808197
            ]
          ]
        ]
      },
      "bbox": [
        -74.40787669,
        39.37150142,
        -5.509776475,
        -74.3962496,
        39.3789709,
        10.99022353
      ],
      "properties": {
        "datetime": "2020-07-02T14:52:35Z",
        "pc:count": 2267040,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 551557.3104,
            "count": 2267040,
            "maximum": 552000.0102,
            "minimum": 551003.9302,
            "name": "X",
            "position": 0,
            "stddev": 223.9706963,
            "variance": 50162.87282
          },
          {
            "average": 4358632.324,
            "count": 2267040,
            "maximum": 4358999.992,
            "minimum": 4358177.592,
            "name": "Y",
            "position": 1,
            "stddev": 211.7336181,
            "variance": 44831.12503
          },
          {
            "average": 0.9175774801,
            "count": 2267040,
            "maximum": 10.99022353,
            "minimum": -5.509776475,
            "name": "Z",
            "position": 2,
            "stddev": 3.064510023,
            "variance": 9.391221681
          },
          {
            "average": 6142.881996,
            "count": 2267040,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 7655.256569,
            "variance": 58602953.13
          },
          {
            "average": 1.144579275,
            "count": 2267040,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4621502624,
            "variance": 0.213582865
          },
          {
            "average": 1.290530383,
            "count": 2267040,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6915627554,
            "variance": 0.4782590446
          },
          {
            "average": 1,
            "count": 2267040,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2267040,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 11.21113743,
            "count": 2267040,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 13.1311722,
            "variance": 172.4276832
          },
          {
            "average": 20.05364833,
            "count": 2267040,
            "maximum": 24,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.307692597,
            "variance": 1.710059928
          },
          {
            "average": 1.510277278,
            "count": 2267040,
            "maximum": 7,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.5894697917,
            "variance": 0.3474746353
          },
          {
            "average": 1.712019197,
            "count": 2267040,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.7564075318,
            "variance": 0.5721523542
          },
          {
            "average": 277736204,
            "count": 2267040,
            "maximum": 277736755.2,
            "minimum": 277735963.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 282.7027817,
            "variance": 79920.86276
          },
          {
            "average": 0,
            "count": 2267040,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2267040,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2267040,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2267040,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2267040,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          551003.9302,
          4358177.592,
          -5.509776475,
          552000.0102,
          4358999.992,
          10.99022353
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                551003.9302182039,
                4358177.5915489355,
                -5.509776474808197
              ],
              [
                551003.9302182039,
                4358999.991548936,
                -5.509776474808197
              ],
              [
                552000.010218204,
                4358999.991548936,
                10.990223525191803
              ],
              [
                552000.010218204,
                4358177.5915489355,
                10.990223525191803
              ],
              [
                551003.9302182039,
                4358177.5915489355,
                -5.509776474808197
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:52:35+00:00",
        "end_time": "2020-07-02T14:39:23+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5158.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5158.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5158.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5158.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.40787669,
            39.37150142,
            -5.509776475,
            -74.3962496,
            39.3789709,
            10.99022353
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.40787668931414,
                  39.37156083341733,
                  -5.509776474808197
                ],
                [
                  -74.40781408821769,
                  39.37897089823134,
                  -5.509776474808197
                ],
                [
                  -74.39624960364975,
                  39.37891146919701,
                  10.990223525191803
                ],
                [
                  -74.39631342707058,
                  39.37150141995278,
                  10.990223525191803
                ],
                [
                  -74.40787668931414,
                  39.37156083341733,
                  -5.509776474808197
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5158.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5158.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:52:35Z",
            "pc:count": 2267040,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 551557.3104,
                "count": 2267040,
                "maximum": 552000.0102,
                "minimum": 551003.9302,
                "name": "X",
                "position": 0,
                "stddev": 223.9706963,
                "variance": 50162.87282
              },
              {
                "average": 4358632.324,
                "count": 2267040,
                "maximum": 4358999.992,
                "minimum": 4358177.592,
                "name": "Y",
                "position": 1,
                "stddev": 211.7336181,
                "variance": 44831.12503
              },
              {
                "average": 0.9175774801,
                "count": 2267040,
                "maximum": 10.99022353,
                "minimum": -5.509776475,
                "name": "Z",
                "position": 2,
                "stddev": 3.064510023,
                "variance": 9.391221681
              },
              {
                "average": 6142.881996,
                "count": 2267040,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 7655.256569,
                "variance": 58602953.13
              },
              {
                "average": 1.144579275,
                "count": 2267040,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4621502624,
                "variance": 0.213582865
              },
              {
                "average": 1.290530383,
                "count": 2267040,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6915627554,
                "variance": 0.4782590446
              },
              {
                "average": 1,
                "count": 2267040,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2267040,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 11.21113743,
                "count": 2267040,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 13.1311722,
                "variance": 172.4276832
              },
              {
                "average": 20.05364833,
                "count": 2267040,
                "maximum": 24,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.307692597,
                "variance": 1.710059928
              },
              {
                "average": 1.510277278,
                "count": 2267040,
                "maximum": 7,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.5894697917,
                "variance": 0.3474746353
              },
              {
                "average": 1.712019197,
                "count": 2267040,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.7564075318,
                "variance": 0.5721523542
              },
              {
                "average": 277736204,
                "count": 2267040,
                "maximum": 277736755.2,
                "minimum": 277735963.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 282.7027817,
                "variance": 79920.86276
              },
              {
                "average": 0,
                "count": 2267040,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2267040,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2267040,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2267040,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2267040,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              551003.9302,
              4358177.592,
              -5.509776475,
              552000.0102,
              4358999.992,
              10.99022353
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    551003.9302182039,
                    4358177.5915489355,
                    -5.509776474808197
                  ],
                  [
                    551003.9302182039,
                    4358999.991548936,
                    -5.509776474808197
                  ],
                  [
                    552000.010218204,
                    4358999.991548936,
                    10.990223525191803
                  ],
                  [
                    552000.010218204,
                    4358177.5915489355,
                    10.990223525191803
                  ],
                  [
                    551003.9302182039,
                    4358177.5915489355,
                    -5.509776474808197
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:52:35+00:00",
            "end_time": "2020-07-02T14:39:23+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ0928.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.89591558839732,
              39.10109074024595,
              -0.992587755579422
            ],
            [
              -74.89590233524919,
              39.11010191896333,
              -0.992587755579422
            ],
            [
              -74.88693816762309,
              39.11009357021876,
              33.42741224442058
            ],
            [
              -74.88695256203455,
              39.10108239416637,
              33.42741224442058
            ],
            [
              -74.89591558839732,
              39.10109074024595,
              -0.992587755579422
            ]
          ]
        ]
      },
      "bbox": [
        -74.89591559,
        39.10108239,
        -0.9925877556,
        -74.88693817,
        39.11010192,
        33.42741224
      ],
      "properties": {
        "datetime": "2020-07-02T17:35:49Z",
        "pc:count": 3331526,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 509396.3457,
            "count": 3331526,
            "maximum": 509775.0337,
            "minimum": 509000.0137,
            "name": "X",
            "position": 0,
            "stddev": 204.2914851,
            "variance": 41735.01087
          },
          {
            "average": 4328292.646,
            "count": 3331526,
            "maximum": 4328999.984,
            "minimum": 4327999.984,
            "name": "Y",
            "position": 1,
            "stddev": 231.448467,
            "variance": 53568.3929
          },
          {
            "average": 6.470674233,
            "count": 3331526,
            "maximum": 33.42741224,
            "minimum": -0.9925877556,
            "name": "Z",
            "position": 2,
            "stddev": 7.273000917,
            "variance": 52.89654234
          },
          {
            "average": 2418.241705,
            "count": 3331526,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2967.752594,
            "variance": 8807555.459
          },
          {
            "average": 2.04072278,
            "count": 3331526,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.277285058,
            "variance": 1.63145712
          },
          {
            "average": 3.084048271,
            "count": 3331526,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.859811085,
            "variance": 3.45889727
          },
          {
            "average": 1,
            "count": 3331526,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3331526,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.36877605,
            "count": 3331526,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4824731546,
            "variance": 0.2327803449
          },
          {
            "average": 19.69613463,
            "count": 3331526,
            "maximum": 22.99799919,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.58171884,
            "variance": 2.501834488
          },
          {
            "average": 2.511451509,
            "count": 3331526,
            "maximum": 16,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 2.099119149,
            "variance": 4.406301202
          },
          {
            "average": 1.689074916,
            "count": 3331526,
            "maximum": 2,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4628722721,
            "variance": 0.2142507403
          },
          {
            "average": 277745842.6,
            "count": 3331526,
            "maximum": 277746549.8,
            "minimum": 277745401.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 452.6160031,
            "variance": 204861.2463
          },
          {
            "average": 0,
            "count": 3331526,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3331526,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3331526,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3331526,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3331526,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          509000.0137,
          4327999.984,
          -0.9925877556,
          509775.0337,
          4328999.984,
          33.42741224
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                509000.01368454803,
                4327999.984454784,
                -0.992587755579422
              ],
              [
                509000.01368454803,
                4328999.984454784,
                -0.992587755579422
              ],
              [
                509775.03368454805,
                4328999.984454784,
                33.42741224442058
              ],
              [
                509775.03368454805,
                4327999.984454784,
                33.42741224442058
              ],
              [
                509000.01368454803,
                4327999.984454784,
                -0.992587755579422
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:35:49+00:00",
        "end_time": "2020-07-02T17:16:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0928.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0928.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0928.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0928.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.89591559,
            39.10108239,
            -0.9925877556,
            -74.88693817,
            39.11010192,
            33.42741224
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.89591558839732,
                  39.10109074024595,
                  -0.992587755579422
                ],
                [
                  -74.89590233524919,
                  39.11010191896333,
                  -0.992587755579422
                ],
                [
                  -74.88693816762309,
                  39.11009357021876,
                  33.42741224442058
                ],
                [
                  -74.88695256203455,
                  39.10108239416637,
                  33.42741224442058
                ],
                [
                  -74.89591558839732,
                  39.10109074024595,
                  -0.992587755579422
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0928.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0928.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:35:49Z",
            "pc:count": 3331526,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 509396.3457,
                "count": 3331526,
                "maximum": 509775.0337,
                "minimum": 509000.0137,
                "name": "X",
                "position": 0,
                "stddev": 204.2914851,
                "variance": 41735.01087
              },
              {
                "average": 4328292.646,
                "count": 3331526,
                "maximum": 4328999.984,
                "minimum": 4327999.984,
                "name": "Y",
                "position": 1,
                "stddev": 231.448467,
                "variance": 53568.3929
              },
              {
                "average": 6.470674233,
                "count": 3331526,
                "maximum": 33.42741224,
                "minimum": -0.9925877556,
                "name": "Z",
                "position": 2,
                "stddev": 7.273000917,
                "variance": 52.89654234
              },
              {
                "average": 2418.241705,
                "count": 3331526,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2967.752594,
                "variance": 8807555.459
              },
              {
                "average": 2.04072278,
                "count": 3331526,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.277285058,
                "variance": 1.63145712
              },
              {
                "average": 3.084048271,
                "count": 3331526,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.859811085,
                "variance": 3.45889727
              },
              {
                "average": 1,
                "count": 3331526,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3331526,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.36877605,
                "count": 3331526,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4824731546,
                "variance": 0.2327803449
              },
              {
                "average": 19.69613463,
                "count": 3331526,
                "maximum": 22.99799919,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.58171884,
                "variance": 2.501834488
              },
              {
                "average": 2.511451509,
                "count": 3331526,
                "maximum": 16,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 2.099119149,
                "variance": 4.406301202
              },
              {
                "average": 1.689074916,
                "count": 3331526,
                "maximum": 2,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4628722721,
                "variance": 0.2142507403
              },
              {
                "average": 277745842.6,
                "count": 3331526,
                "maximum": 277746549.8,
                "minimum": 277745401.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 452.6160031,
                "variance": 204861.2463
              },
              {
                "average": 0,
                "count": 3331526,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3331526,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3331526,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3331526,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3331526,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              509000.0137,
              4327999.984,
              -0.9925877556,
              509775.0337,
              4328999.984,
              33.42741224
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    509000.01368454803,
                    4327999.984454784,
                    -0.992587755579422
                  ],
                  [
                    509000.01368454803,
                    4328999.984454784,
                    -0.992587755579422
                  ],
                  [
                    509775.03368454805,
                    4328999.984454784,
                    33.42741224442058
                  ],
                  [
                    509775.03368454805,
                    4327999.984454784,
                    33.42741224442058
                  ],
                  [
                    509000.01368454803,
                    4327999.984454784,
                    -0.992587755579422
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:35:49+00:00",
            "end_time": "2020-07-02T17:16:41+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200703_USGS_NJ_18SWJ2130.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.75707562300511,
              39.1189064509314,
              -1.622080168482191
            ],
            [
              -74.75704467170762,
              39.12791753573695,
              -1.622080168482191
            ],
            [
              -74.74547547879725,
              39.12789284872751,
              2.39791983151781
            ],
            [
              -74.74550790391434,
              39.11888177180118,
              2.39791983151781
            ],
            [
              -74.75707562300511,
              39.1189064509314,
              -1.622080168482191
            ]
          ]
        ]
      },
      "bbox": [
        -74.75707562,
        39.11888177,
        -1.622080168,
        -74.74547548,
        39.12791754,
        2.397919832
      ],
      "properties": {
        "datetime": "2020-07-03T19:05:07Z",
        "pc:count": 2988544,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 521575.6228,
            "count": 2988544,
            "maximum": 522000.0077,
            "minimum": 521000.0077,
            "name": "X",
            "position": 0,
            "stddev": 296.8835421,
            "variance": 88139.83758
          },
          {
            "average": 4330495.107,
            "count": 2988544,
            "maximum": 4330999.983,
            "minimum": 4329999.983,
            "name": "Y",
            "position": 1,
            "stddev": 300.518086,
            "variance": 90311.12
          },
          {
            "average": -0.1489327863,
            "count": 2988544,
            "maximum": 2.397919832,
            "minimum": -1.622080168,
            "name": "Z",
            "position": 2,
            "stddev": 0.7060164634,
            "variance": 0.4984592466
          },
          {
            "average": 2768.464301,
            "count": 2988544,
            "maximum": 23540,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2155.275096,
            "variance": 4645210.739
          },
          {
            "average": 1.000491209,
            "count": 2988544,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.02287117512,
            "variance": 0.0005230906515
          },
          {
            "average": 1.000974388,
            "count": 2988544,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.03181592877,
            "variance": 0.001012253323
          },
          {
            "average": 1,
            "count": 2988544,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2988544,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 10.64709872,
            "count": 2988544,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 12.84591491,
            "variance": 165.0175299
          },
          {
            "average": 19.97625855,
            "count": 2988544,
            "maximum": 25.99799919,
            "minimum": 13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.690728378,
            "variance": 2.858562447
          },
          {
            "average": 1.332757021,
            "count": 2988544,
            "maximum": 6,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4712892034,
            "variance": 0.2221135132
          },
          {
            "average": 19.35243517,
            "count": 2988544,
            "maximum": 28,
            "minimum": 15,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 3.135017733,
            "variance": 9.828336189
          },
          {
            "average": 277834969.3,
            "count": 2988544,
            "maximum": 277838307.7,
            "minimum": 277833303.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1215.715799,
            "variance": 1477964.904
          },
          {
            "average": 0,
            "count": 2988544,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2988544,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2988544,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2988544,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2988544,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          521000.0077,
          4329999.983,
          -1.622080168,
          522000.0077,
          4330999.983,
          2.397919832
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                521000.0077413517,
                4329999.982718449,
                -1.622080168482191
              ],
              [
                521000.0077413517,
                4330999.982718449,
                -1.622080168482191
              ],
              [
                522000.0077413517,
                4330999.982718449,
                2.39791983151781
              ],
              [
                522000.0077413517,
                4329999.982718449,
                2.39791983151781
              ],
              [
                521000.0077413517,
                4329999.982718449,
                -1.622080168482191
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T19:05:07+00:00",
        "end_time": "2020-07-03T17:41:43+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ2130.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ2130.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ2130.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2130.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.75707562,
            39.11888177,
            -1.622080168,
            -74.74547548,
            39.12791754,
            2.397919832
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.75707562300511,
                  39.1189064509314,
                  -1.622080168482191
                ],
                [
                  -74.75704467170762,
                  39.12791753573695,
                  -1.622080168482191
                ],
                [
                  -74.74547547879725,
                  39.12789284872751,
                  2.39791983151781
                ],
                [
                  -74.74550790391434,
                  39.11888177180118,
                  2.39791983151781
                ],
                [
                  -74.75707562300511,
                  39.1189064509314,
                  -1.622080168482191
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ2130.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2130.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T19:05:07Z",
            "pc:count": 2988544,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 521575.6228,
                "count": 2988544,
                "maximum": 522000.0077,
                "minimum": 521000.0077,
                "name": "X",
                "position": 0,
                "stddev": 296.8835421,
                "variance": 88139.83758
              },
              {
                "average": 4330495.107,
                "count": 2988544,
                "maximum": 4330999.983,
                "minimum": 4329999.983,
                "name": "Y",
                "position": 1,
                "stddev": 300.518086,
                "variance": 90311.12
              },
              {
                "average": -0.1489327863,
                "count": 2988544,
                "maximum": 2.397919832,
                "minimum": -1.622080168,
                "name": "Z",
                "position": 2,
                "stddev": 0.7060164634,
                "variance": 0.4984592466
              },
              {
                "average": 2768.464301,
                "count": 2988544,
                "maximum": 23540,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2155.275096,
                "variance": 4645210.739
              },
              {
                "average": 1.000491209,
                "count": 2988544,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.02287117512,
                "variance": 0.0005230906515
              },
              {
                "average": 1.000974388,
                "count": 2988544,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.03181592877,
                "variance": 0.001012253323
              },
              {
                "average": 1,
                "count": 2988544,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2988544,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 10.64709872,
                "count": 2988544,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 12.84591491,
                "variance": 165.0175299
              },
              {
                "average": 19.97625855,
                "count": 2988544,
                "maximum": 25.99799919,
                "minimum": 13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.690728378,
                "variance": 2.858562447
              },
              {
                "average": 1.332757021,
                "count": 2988544,
                "maximum": 6,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4712892034,
                "variance": 0.2221135132
              },
              {
                "average": 19.35243517,
                "count": 2988544,
                "maximum": 28,
                "minimum": 15,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 3.135017733,
                "variance": 9.828336189
              },
              {
                "average": 277834969.3,
                "count": 2988544,
                "maximum": 277838307.7,
                "minimum": 277833303.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1215.715799,
                "variance": 1477964.904
              },
              {
                "average": 0,
                "count": 2988544,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2988544,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2988544,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2988544,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2988544,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              521000.0077,
              4329999.983,
              -1.622080168,
              522000.0077,
              4330999.983,
              2.397919832
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    521000.0077413517,
                    4329999.982718449,
                    -1.622080168482191
                  ],
                  [
                    521000.0077413517,
                    4330999.982718449,
                    -1.622080168482191
                  ],
                  [
                    522000.0077413517,
                    4330999.982718449,
                    2.39791983151781
                  ],
                  [
                    522000.0077413517,
                    4329999.982718449,
                    2.39791983151781
                  ],
                  [
                    521000.0077413517,
                    4329999.982718449,
                    -1.622080168482191
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T19:05:07+00:00",
            "end_time": "2020-07-03T17:41:43+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": "20200703_USGS_NJ_18SWJ2024.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.76881996907125,
              39.06486317391766,
              -1.732090544286719
            ],
            [
              -74.7687905707519,
              39.07387435015071,
              -1.732090544286719
            ],
            [
              -74.7572301970201,
              39.07385085639638,
              1.507909455713281
            ],
            [
              -74.75726106520865,
              39.06483968766475,
              1.507909455713281
            ],
            [
              -74.76881996907125,
              39.06486317391766,
              -1.732090544286719
            ]
          ]
        ]
      },
      "bbox": [
        -74.76881997,
        39.06483969,
        -1.732090544,
        -74.7572302,
        39.07387435,
        1.507909456
      ],
      "properties": {
        "datetime": "2020-07-03T16:58:58Z",
        "pc:count": 1717367,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 520389.4682,
            "count": 1717367,
            "maximum": 521000.0055,
            "minimum": 520000.0055,
            "name": "X",
            "position": 0,
            "stddev": 222.8152601,
            "variance": 49646.64013
          },
          {
            "average": 4324327.451,
            "count": 1717367,
            "maximum": 4324999.987,
            "minimum": 4323999.987,
            "name": "Y",
            "position": 1,
            "stddev": 253.5738245,
            "variance": 64299.68446
          },
          {
            "average": 0.5260079285,
            "count": 1717367,
            "maximum": 1.507909456,
            "minimum": -1.732090544,
            "name": "Z",
            "position": 2,
            "stddev": 0.6275947673,
            "variance": 0.393875192
          },
          {
            "average": 4256.398632,
            "count": 1717367,
            "maximum": 23573,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2777.344988,
            "variance": 7713645.183
          },
          {
            "average": 1.001337513,
            "count": 1717367,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.03665892055,
            "variance": 0.001343876456
          },
          {
            "average": 1.002740824,
            "count": 1717367,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.05255879973,
            "variance": 0.002762427429
          },
          {
            "average": 1,
            "count": 1717367,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1717367,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 5.335629484,
            "count": 1717367,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 9.261613967,
            "variance": 85.77749327
          },
          {
            "average": 19.91453495,
            "count": 1717367,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.656210819,
            "variance": 2.743034278
          },
          {
            "average": 1.139439037,
            "count": 1717367,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.3464579743,
            "variance": 0.1200331279
          },
          {
            "average": 5.377233288,
            "count": 1717367,
            "maximum": 9,
            "minimum": 2,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.166883313,
            "variance": 1.361616667
          },
          {
            "average": 277829252.6,
            "count": 1717367,
            "maximum": 277830738.2,
            "minimum": 277827835.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 489.7768919,
            "variance": 239881.4038
          },
          {
            "average": 0,
            "count": 1717367,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1717367,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1717367,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1717367,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1717367,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          520000.0055,
          4323999.987,
          -1.732090544,
          521000.0055,
          4324999.987,
          1.507909456
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                520000.0055316052,
                4323999.987076445,
                -1.732090544286719
              ],
              [
                520000.0055316052,
                4324999.987076445,
                -1.732090544286719
              ],
              [
                521000.0055316052,
                4324999.987076445,
                1.507909455713281
              ],
              [
                521000.0055316052,
                4323999.987076445,
                1.507909455713281
              ],
              [
                520000.0055316052,
                4323999.987076445,
                -1.732090544286719
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T16:58:58+00:00",
        "end_time": "2020-07-03T16:10:35+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ2024.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ2024.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ2024.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2024.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.76881997,
            39.06483969,
            -1.732090544,
            -74.7572302,
            39.07387435,
            1.507909456
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.76881996907125,
                  39.06486317391766,
                  -1.732090544286719
                ],
                [
                  -74.7687905707519,
                  39.07387435015071,
                  -1.732090544286719
                ],
                [
                  -74.7572301970201,
                  39.07385085639638,
                  1.507909455713281
                ],
                [
                  -74.75726106520865,
                  39.06483968766475,
                  1.507909455713281
                ],
                [
                  -74.76881996907125,
                  39.06486317391766,
                  -1.732090544286719
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ2024.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2024.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T16:58:58Z",
            "pc:count": 1717367,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 520389.4682,
                "count": 1717367,
                "maximum": 521000.0055,
                "minimum": 520000.0055,
                "name": "X",
                "position": 0,
                "stddev": 222.8152601,
                "variance": 49646.64013
              },
              {
                "average": 4324327.451,
                "count": 1717367,
                "maximum": 4324999.987,
                "minimum": 4323999.987,
                "name": "Y",
                "position": 1,
                "stddev": 253.5738245,
                "variance": 64299.68446
              },
              {
                "average": 0.5260079285,
                "count": 1717367,
                "maximum": 1.507909456,
                "minimum": -1.732090544,
                "name": "Z",
                "position": 2,
                "stddev": 0.6275947673,
                "variance": 0.393875192
              },
              {
                "average": 4256.398632,
                "count": 1717367,
                "maximum": 23573,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2777.344988,
                "variance": 7713645.183
              },
              {
                "average": 1.001337513,
                "count": 1717367,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.03665892055,
                "variance": 0.001343876456
              },
              {
                "average": 1.002740824,
                "count": 1717367,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.05255879973,
                "variance": 0.002762427429
              },
              {
                "average": 1,
                "count": 1717367,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1717367,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 5.335629484,
                "count": 1717367,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 9.261613967,
                "variance": 85.77749327
              },
              {
                "average": 19.91453495,
                "count": 1717367,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.656210819,
                "variance": 2.743034278
              },
              {
                "average": 1.139439037,
                "count": 1717367,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.3464579743,
                "variance": 0.1200331279
              },
              {
                "average": 5.377233288,
                "count": 1717367,
                "maximum": 9,
                "minimum": 2,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.166883313,
                "variance": 1.361616667
              },
              {
                "average": 277829252.6,
                "count": 1717367,
                "maximum": 277830738.2,
                "minimum": 277827835.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 489.7768919,
                "variance": 239881.4038
              },
              {
                "average": 0,
                "count": 1717367,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1717367,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1717367,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1717367,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1717367,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              520000.0055,
              4323999.987,
              -1.732090544,
              521000.0055,
              4324999.987,
              1.507909456
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    520000.0055316052,
                    4323999.987076445,
                    -1.732090544286719
                  ],
                  [
                    520000.0055316052,
                    4324999.987076445,
                    -1.732090544286719
                  ],
                  [
                    521000.0055316052,
                    4324999.987076445,
                    1.507909455713281
                  ],
                  [
                    521000.0055316052,
                    4323999.987076445,
                    1.507909455713281
                  ],
                  [
                    520000.0055316052,
                    4323999.987076445,
                    -1.732090544286719
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T16:58:58+00:00",
            "end_time": "2020-07-03T16:10:35+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": "20200702_USGS_NJ_18SWJ5561.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.36118178012974,
              39.404852569486344,
              -2.963150505017189
            ],
            [
              -74.36117353646381,
              39.40575610904695,
              -2.963150505017189
            ],
            [
              -74.36005182260797,
              39.40574994420464,
              -1.903150505017188
            ],
            [
              -74.36006008074652,
              39.40484640484096,
              -1.903150505017188
            ],
            [
              -74.36118178012974,
              39.404852569486344,
              -2.963150505017189
            ]
          ]
        ]
      },
      "bbox": [
        -74.36118178,
        39.4048464,
        -2.963150505,
        -74.36005182,
        39.40575611,
        -1.903150505
      ],
      "properties": {
        "datetime": "2020-07-02T14:51:21Z",
        "pc:count": 27870,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 555037.2013,
            "count": 27870,
            "maximum": 555096.5758,
            "minimum": 554999.9958,
            "name": "X",
            "position": 0,
            "stddev": 23.97827555,
            "variance": 574.9576983
          },
          {
            "average": 4361962.807,
            "count": 27870,
            "maximum": 4361999.992,
            "minimum": 4361899.712,
            "name": "Y",
            "position": 1,
            "stddev": 25.25898144,
            "variance": 638.0161435
          },
          {
            "average": -2.486231955,
            "count": 27870,
            "maximum": -1.903150505,
            "minimum": -2.963150505,
            "name": "Z",
            "position": 2,
            "stddev": 0.1809400466,
            "variance": 0.03273930048
          },
          {
            "average": 470.0415859,
            "count": 27870,
            "maximum": 1520,
            "minimum": 33,
            "name": "Intensity",
            "position": 3,
            "stddev": 225.6851507,
            "variance": 50933.78725
          },
          {
            "average": 1,
            "count": 27870,
            "maximum": 1,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 27870,
            "maximum": 1,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 27870,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27870,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 29,
            "count": 27870,
            "maximum": 29,
            "minimum": 29,
            "name": "Classification",
            "position": 8,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 20.22206397,
            "count": 27870,
            "maximum": 22.00200081,
            "minimum": 18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.035445264,
            "variance": 1.072146895
          },
          {
            "average": 2.001327592,
            "count": 27870,
            "maximum": 3,
            "minimum": 2,
            "name": "UserData",
            "position": 10,
            "stddev": 0.03641260036,
            "variance": 0.001325877465
          },
          {
            "average": 3,
            "count": 27870,
            "maximum": 3,
            "minimum": 3,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 277736679.9,
            "count": 27870,
            "maximum": 277736681.8,
            "minimum": 277736678.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1.001897223,
            "variance": 1.003798044
          },
          {
            "average": 0,
            "count": 27870,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27870,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27870,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27870,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 27870,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          554999.9958,
          4361899.712,
          -2.963150505,
          555096.5758,
          4361999.992,
          -1.903150505
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                554999.9957699312,
                4361899.71238939,
                -2.963150505017189
              ],
              [
                554999.9957699312,
                4361999.992389389,
                -2.963150505017189
              ],
              [
                555096.5757699313,
                4361999.992389389,
                -1.903150505017188
              ],
              [
                555096.5757699313,
                4361899.71238939,
                -1.903150505017188
              ],
              [
                554999.9957699312,
                4361899.71238939,
                -2.963150505017189
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:51:21+00:00",
        "end_time": "2020-07-02T14:51:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5561.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5561.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5561.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5561.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.36118178,
            39.4048464,
            -2.963150505,
            -74.36005182,
            39.40575611,
            -1.903150505
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.36118178012974,
                  39.404852569486344,
                  -2.963150505017189
                ],
                [
                  -74.36117353646381,
                  39.40575610904695,
                  -2.963150505017189
                ],
                [
                  -74.36005182260797,
                  39.40574994420464,
                  -1.903150505017188
                ],
                [
                  -74.36006008074652,
                  39.40484640484096,
                  -1.903150505017188
                ],
                [
                  -74.36118178012974,
                  39.404852569486344,
                  -2.963150505017189
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5561.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5561.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:51:21Z",
            "pc:count": 27870,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 555037.2013,
                "count": 27870,
                "maximum": 555096.5758,
                "minimum": 554999.9958,
                "name": "X",
                "position": 0,
                "stddev": 23.97827555,
                "variance": 574.9576983
              },
              {
                "average": 4361962.807,
                "count": 27870,
                "maximum": 4361999.992,
                "minimum": 4361899.712,
                "name": "Y",
                "position": 1,
                "stddev": 25.25898144,
                "variance": 638.0161435
              },
              {
                "average": -2.486231955,
                "count": 27870,
                "maximum": -1.903150505,
                "minimum": -2.963150505,
                "name": "Z",
                "position": 2,
                "stddev": 0.1809400466,
                "variance": 0.03273930048
              },
              {
                "average": 470.0415859,
                "count": 27870,
                "maximum": 1520,
                "minimum": 33,
                "name": "Intensity",
                "position": 3,
                "stddev": 225.6851507,
                "variance": 50933.78725
              },
              {
                "average": 1,
                "count": 27870,
                "maximum": 1,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 27870,
                "maximum": 1,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 27870,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27870,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 29,
                "count": 27870,
                "maximum": 29,
                "minimum": 29,
                "name": "Classification",
                "position": 8,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 20.22206397,
                "count": 27870,
                "maximum": 22.00200081,
                "minimum": 18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.035445264,
                "variance": 1.072146895
              },
              {
                "average": 2.001327592,
                "count": 27870,
                "maximum": 3,
                "minimum": 2,
                "name": "UserData",
                "position": 10,
                "stddev": 0.03641260036,
                "variance": 0.001325877465
              },
              {
                "average": 3,
                "count": 27870,
                "maximum": 3,
                "minimum": 3,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 277736679.9,
                "count": 27870,
                "maximum": 277736681.8,
                "minimum": 277736678.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1.001897223,
                "variance": 1.003798044
              },
              {
                "average": 0,
                "count": 27870,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27870,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27870,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27870,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 27870,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              554999.9958,
              4361899.712,
              -2.963150505,
              555096.5758,
              4361999.992,
              -1.903150505
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    554999.9957699312,
                    4361899.71238939,
                    -2.963150505017189
                  ],
                  [
                    554999.9957699312,
                    4361999.992389389,
                    -2.963150505017189
                  ],
                  [
                    555096.5757699313,
                    4361999.992389389,
                    -1.903150505017188
                  ],
                  [
                    555096.5757699313,
                    4361899.71238939,
                    -1.903150505017188
                  ],
                  [
                    554999.9957699312,
                    4361899.71238939,
                    -2.963150505017189
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:51:21+00:00",
            "end_time": "2020-07-02T14:51:18+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": "20200702_USGS_NJ_18SWJ5664.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.34939169135525,
              39.423711858262564,
              -4.106914609424335
            ],
            [
              -74.34930789302429,
              39.43272214903069,
              -4.106914609424335
            ],
            [
              -74.33768887965752,
              39.43265657058343,
              6.393085390575665
            ],
            [
              -74.33777417406013,
              39.423646300698096,
              6.393085390575665
            ],
            [
              -74.34939169135525,
              39.423711858262564,
              -4.106914609424335
            ]
          ]
        ]
      },
      "bbox": [
        -74.34939169,
        39.4236463,
        -4.106914609,
        -74.33768888,
        39.43272215,
        6.393085391
      ],
      "properties": {
        "datetime": "2020-07-02T14:50:45Z",
        "pc:count": 2370918,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 556625.8906,
            "count": 2370918,
            "maximum": 557000.0187,
            "minimum": 555999.9987,
            "name": "X",
            "position": 0,
            "stddev": 239.9089777,
            "variance": 57556.31757
          },
          {
            "average": 4364438.635,
            "count": 2370918,
            "maximum": 4364999.995,
            "minimum": 4363999.975,
            "name": "Y",
            "position": 1,
            "stddev": 270.6079181,
            "variance": 73228.64531
          },
          {
            "average": 0.7286285178,
            "count": 2370918,
            "maximum": 6.393085391,
            "minimum": -4.106914609,
            "name": "Z",
            "position": 2,
            "stddev": 2.005654387,
            "variance": 4.02264952
          },
          {
            "average": 4862.127578,
            "count": 2370918,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 4895.130549,
            "variance": 23962303.09
          },
          {
            "average": 1.077654731,
            "count": 2370918,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2919132391,
            "variance": 0.08521333917
          },
          {
            "average": 1.158344574,
            "count": 2370918,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4201627569,
            "variance": 0.1765367423
          },
          {
            "average": 1,
            "count": 2370918,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2370918,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 7.089448475,
            "count": 2370918,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 11.02371455,
            "variance": 121.5222824
          },
          {
            "average": 20.12847697,
            "count": 2370918,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.629353249,
            "variance": 2.654792008
          },
          {
            "average": 1.298612183,
            "count": 2370918,
            "maximum": 5,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4752724815,
            "variance": 0.2258839316
          },
          {
            "average": 1.583203637,
            "count": 2370918,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.6680908952,
            "variance": 0.4463454443
          },
          {
            "average": 277736015.5,
            "count": 2370918,
            "maximum": 277736645.9,
            "minimum": 277733806.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 555.0011667,
            "variance": 308026.2951
          },
          {
            "average": 0,
            "count": 2370918,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2370918,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2370918,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2370918,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2370918,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          555999.9987,
          4363999.975,
          -4.106914609,
          557000.0187,
          4364999.995,
          6.393085391
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                555999.9986568949,
                4363999.9747405965,
                -4.106914609424335
              ],
              [
                555999.9986568949,
                4364999.994740596,
                -4.106914609424335
              ],
              [
                557000.0186568949,
                4364999.994740596,
                6.393085390575665
              ],
              [
                557000.0186568949,
                4363999.9747405965,
                6.393085390575665
              ],
              [
                555999.9986568949,
                4363999.9747405965,
                -4.106914609424335
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:50:45+00:00",
        "end_time": "2020-07-02T14:03:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5664.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5664.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5664.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5664.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.34939169,
            39.4236463,
            -4.106914609,
            -74.33768888,
            39.43272215,
            6.393085391
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.34939169135525,
                  39.423711858262564,
                  -4.106914609424335
                ],
                [
                  -74.34930789302429,
                  39.43272214903069,
                  -4.106914609424335
                ],
                [
                  -74.33768887965752,
                  39.43265657058343,
                  6.393085390575665
                ],
                [
                  -74.33777417406013,
                  39.423646300698096,
                  6.393085390575665
                ],
                [
                  -74.34939169135525,
                  39.423711858262564,
                  -4.106914609424335
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5664.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5664.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:50:45Z",
            "pc:count": 2370918,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 556625.8906,
                "count": 2370918,
                "maximum": 557000.0187,
                "minimum": 555999.9987,
                "name": "X",
                "position": 0,
                "stddev": 239.9089777,
                "variance": 57556.31757
              },
              {
                "average": 4364438.635,
                "count": 2370918,
                "maximum": 4364999.995,
                "minimum": 4363999.975,
                "name": "Y",
                "position": 1,
                "stddev": 270.6079181,
                "variance": 73228.64531
              },
              {
                "average": 0.7286285178,
                "count": 2370918,
                "maximum": 6.393085391,
                "minimum": -4.106914609,
                "name": "Z",
                "position": 2,
                "stddev": 2.005654387,
                "variance": 4.02264952
              },
              {
                "average": 4862.127578,
                "count": 2370918,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 4895.130549,
                "variance": 23962303.09
              },
              {
                "average": 1.077654731,
                "count": 2370918,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2919132391,
                "variance": 0.08521333917
              },
              {
                "average": 1.158344574,
                "count": 2370918,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4201627569,
                "variance": 0.1765367423
              },
              {
                "average": 1,
                "count": 2370918,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2370918,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 7.089448475,
                "count": 2370918,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 11.02371455,
                "variance": 121.5222824
              },
              {
                "average": 20.12847697,
                "count": 2370918,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.629353249,
                "variance": 2.654792008
              },
              {
                "average": 1.298612183,
                "count": 2370918,
                "maximum": 5,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4752724815,
                "variance": 0.2258839316
              },
              {
                "average": 1.583203637,
                "count": 2370918,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.6680908952,
                "variance": 0.4463454443
              },
              {
                "average": 277736015.5,
                "count": 2370918,
                "maximum": 277736645.9,
                "minimum": 277733806.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 555.0011667,
                "variance": 308026.2951
              },
              {
                "average": 0,
                "count": 2370918,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2370918,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2370918,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2370918,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2370918,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              555999.9987,
              4363999.975,
              -4.106914609,
              557000.0187,
              4364999.995,
              6.393085391
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    555999.9986568949,
                    4363999.9747405965,
                    -4.106914609424335
                  ],
                  [
                    555999.9986568949,
                    4364999.994740596,
                    -4.106914609424335
                  ],
                  [
                    557000.0186568949,
                    4364999.994740596,
                    6.393085390575665
                  ],
                  [
                    557000.0186568949,
                    4363999.9747405965,
                    6.393085390575665
                  ],
                  [
                    555999.9986568949,
                    4363999.9747405965,
                    -4.106914609424335
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:50:45+00:00",
            "end_time": "2020-07-02T14:03:26+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": "20200702_USGS_NJ_18SWJ0932.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.8895910216076,
              39.13712959108135,
              -1.485718530317778
            ],
            [
              -74.88957694510069,
              39.146140712061026,
              -1.485718530317778
            ],
            [
              -74.88427707970686,
              39.14613557046549,
              3.554281469682222
            ],
            [
              -74.88429183182627,
              39.13712445112661,
              3.554281469682222
            ],
            [
              -74.8895910216076,
              39.13712959108135,
              -1.485718530317778
            ]
          ]
        ]
      },
      "bbox": [
        -74.88959102,
        39.13712445,
        -1.48571853,
        -74.88427708,
        39.14614071,
        3.55428147
      ],
      "properties": {
        "datetime": "2020-07-02T17:34:53Z",
        "pc:count": 600387,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 509854.8297,
            "count": 600387,
            "maximum": 510000.0066,
            "minimum": 509542.0266,
            "name": "X",
            "position": 0,
            "stddev": 107.2415055,
            "variance": 11500.74049
          },
          {
            "average": 4332361.96,
            "count": 600387,
            "maximum": 4332999.984,
            "minimum": 4331999.984,
            "name": "Y",
            "position": 1,
            "stddev": 289.7004788,
            "variance": 83926.36742
          },
          {
            "average": 0.585849525,
            "count": 600387,
            "maximum": 3.55428147,
            "minimum": -1.48571853,
            "name": "Z",
            "position": 2,
            "stddev": 0.9140767447,
            "variance": 0.8355362953
          },
          {
            "average": 4074.652587,
            "count": 600387,
            "maximum": 33587,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2807.908925,
            "variance": 7884352.533
          },
          {
            "average": 1.024958902,
            "count": 600387,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1579523165,
            "variance": 0.02494893429
          },
          {
            "average": 1.050292561,
            "count": 600387,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.222775146,
            "variance": 0.04962876568
          },
          {
            "average": 1,
            "count": 600387,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 600387,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.850134996,
            "count": 600387,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 5.318368573,
            "variance": 28.28504428
          },
          {
            "average": 20.05626264,
            "count": 600387,
            "maximum": 25.00200081,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.732509508,
            "variance": 3.001589194
          },
          {
            "average": 1.071835333,
            "count": 600387,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.2594572192,
            "variance": 0.0673180486
          },
          {
            "average": 1.857423628,
            "count": 600387,
            "maximum": 2,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.3496406061,
            "variance": 0.1222485535
          },
          {
            "average": 277746446.4,
            "count": 600387,
            "maximum": 277746493.2,
            "minimum": 277746203,
            "name": "GpsTime",
            "position": 12,
            "stddev": 96.80288374,
            "variance": 9370.7983
          },
          {
            "average": 0,
            "count": 600387,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 600387,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 600387,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 600387,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 600387,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          509542.0266,
          4331999.984,
          -1.48571853,
          510000.0066,
          4332999.984,
          3.55428147
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                509542.02659696934,
                4331999.983521648,
                -1.485718530317778
              ],
              [
                509542.02659696934,
                4332999.983521648,
                -1.485718530317778
              ],
              [
                510000.0065969693,
                4332999.983521648,
                3.554281469682222
              ],
              [
                510000.0065969693,
                4331999.983521648,
                3.554281469682222
              ],
              [
                509542.02659696934,
                4331999.983521648,
                -1.485718530317778
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:34:53+00:00",
        "end_time": "2020-07-02T17:30:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0932.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0932.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0932.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0932.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.88959102,
            39.13712445,
            -1.48571853,
            -74.88427708,
            39.14614071,
            3.55428147
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.8895910216076,
                  39.13712959108135,
                  -1.485718530317778
                ],
                [
                  -74.88957694510069,
                  39.146140712061026,
                  -1.485718530317778
                ],
                [
                  -74.88427707970686,
                  39.14613557046549,
                  3.554281469682222
                ],
                [
                  -74.88429183182627,
                  39.13712445112661,
                  3.554281469682222
                ],
                [
                  -74.8895910216076,
                  39.13712959108135,
                  -1.485718530317778
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0932.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0932.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:34:53Z",
            "pc:count": 600387,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 509854.8297,
                "count": 600387,
                "maximum": 510000.0066,
                "minimum": 509542.0266,
                "name": "X",
                "position": 0,
                "stddev": 107.2415055,
                "variance": 11500.74049
              },
              {
                "average": 4332361.96,
                "count": 600387,
                "maximum": 4332999.984,
                "minimum": 4331999.984,
                "name": "Y",
                "position": 1,
                "stddev": 289.7004788,
                "variance": 83926.36742
              },
              {
                "average": 0.585849525,
                "count": 600387,
                "maximum": 3.55428147,
                "minimum": -1.48571853,
                "name": "Z",
                "position": 2,
                "stddev": 0.9140767447,
                "variance": 0.8355362953
              },
              {
                "average": 4074.652587,
                "count": 600387,
                "maximum": 33587,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2807.908925,
                "variance": 7884352.533
              },
              {
                "average": 1.024958902,
                "count": 600387,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1579523165,
                "variance": 0.02494893429
              },
              {
                "average": 1.050292561,
                "count": 600387,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.222775146,
                "variance": 0.04962876568
              },
              {
                "average": 1,
                "count": 600387,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 600387,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.850134996,
                "count": 600387,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 5.318368573,
                "variance": 28.28504428
              },
              {
                "average": 20.05626264,
                "count": 600387,
                "maximum": 25.00200081,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.732509508,
                "variance": 3.001589194
              },
              {
                "average": 1.071835333,
                "count": 600387,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.2594572192,
                "variance": 0.0673180486
              },
              {
                "average": 1.857423628,
                "count": 600387,
                "maximum": 2,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.3496406061,
                "variance": 0.1222485535
              },
              {
                "average": 277746446.4,
                "count": 600387,
                "maximum": 277746493.2,
                "minimum": 277746203,
                "name": "GpsTime",
                "position": 12,
                "stddev": 96.80288374,
                "variance": 9370.7983
              },
              {
                "average": 0,
                "count": 600387,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 600387,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 600387,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 600387,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 600387,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              509542.0266,
              4331999.984,
              -1.48571853,
              510000.0066,
              4332999.984,
              3.55428147
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    509542.02659696934,
                    4331999.983521648,
                    -1.485718530317778
                  ],
                  [
                    509542.02659696934,
                    4332999.983521648,
                    -1.485718530317778
                  ],
                  [
                    510000.0065969693,
                    4332999.983521648,
                    3.554281469682222
                  ],
                  [
                    510000.0065969693,
                    4331999.983521648,
                    3.554281469682222
                  ],
                  [
                    509542.02659696934,
                    4331999.983521648,
                    -1.485718530317778
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:34:53+00:00",
            "end_time": "2020-07-02T17:30:03+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200703_USGS_NJ_18SWJ2531.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.7107681310579,
              39.1278119051142,
              -3.280835912584038
            ],
            [
              -74.71075164205453,
              39.131843084397694,
              -3.280835912584038
            ],
            [
              -74.70293231310504,
              39.13182341892287,
              17.55916408741596
            ],
            [
              -74.70294924784432,
              39.12779224244734,
              17.55916408741596
            ],
            [
              -74.7107681310579,
              39.1278119051142,
              -3.280835912584038
            ]
          ]
        ]
      },
      "bbox": [
        -74.71076813,
        39.12779224,
        -3.280835913,
        -74.70293231,
        39.13184308,
        17.55916409
      ],
      "properties": {
        "datetime": "2020-07-03T16:47:11Z",
        "pc:count": 671626,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 525186.3861,
            "count": 671626,
            "maximum": 525675.8355,
            "minimum": 524999.9955,
            "name": "X",
            "position": 0,
            "stddev": 131.8937052,
            "variance": 17395.94946
          },
          {
            "average": 4331150.452,
            "count": 671626,
            "maximum": 4331447.343,
            "minimum": 4330999.983,
            "name": "Y",
            "position": 1,
            "stddev": 98.6848932,
            "variance": 9738.708146
          },
          {
            "average": 4.994669652,
            "count": 671626,
            "maximum": 17.55916409,
            "minimum": -3.280835913,
            "name": "Z",
            "position": 2,
            "stddev": 3.749206067,
            "variance": 14.05654613
          },
          {
            "average": 6789.293727,
            "count": 671626,
            "maximum": 65535,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 6822.157552,
            "variance": 46541833.67
          },
          {
            "average": 1.403182724,
            "count": 671626,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7496444536,
            "variance": 0.5619668068
          },
          {
            "average": 1.83634493,
            "count": 671626,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.077845424,
            "variance": 1.161750758
          },
          {
            "average": 1,
            "count": 671626,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 671626,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.661978542,
            "count": 671626,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 2.719814594,
            "variance": 7.397391426
          },
          {
            "average": 19.8546858,
            "count": 671626,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 2.071911941,
            "variance": 4.292819093
          },
          {
            "average": 1.436123676,
            "count": 671626,
            "maximum": 8,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.7718287042,
            "variance": 0.5957195486
          },
          {
            "average": 5.743200829,
            "count": 671626,
            "maximum": 7,
            "minimum": 3,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.7780480442,
            "variance": 0.6053587591
          },
          {
            "average": 277829375.9,
            "count": 671626,
            "maximum": 277830031.5,
            "minimum": 277828369.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 339.8186984,
            "variance": 115476.7478
          },
          {
            "average": 0,
            "count": 671626,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 671626,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 671626,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 671626,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 671626,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          524999.9955,
          4330999.983,
          -3.280835913,
          525675.8355,
          4331447.343,
          17.55916409
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                524999.9955397513,
                4330999.983411834,
                -3.280835912584038
              ],
              [
                524999.9955397513,
                4331447.343411833,
                -3.280835912584038
              ],
              [
                525675.8355397513,
                4331447.343411833,
                17.55916408741596
              ],
              [
                525675.8355397513,
                4330999.983411834,
                17.55916408741596
              ],
              [
                524999.9955397513,
                4330999.983411834,
                -3.280835912584038
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T16:47:11+00:00",
        "end_time": "2020-07-03T16:19:29+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ2531.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ2531.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ2531.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2531.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.71076813,
            39.12779224,
            -3.280835913,
            -74.70293231,
            39.13184308,
            17.55916409
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.7107681310579,
                  39.1278119051142,
                  -3.280835912584038
                ],
                [
                  -74.71075164205453,
                  39.131843084397694,
                  -3.280835912584038
                ],
                [
                  -74.70293231310504,
                  39.13182341892287,
                  17.55916408741596
                ],
                [
                  -74.70294924784432,
                  39.12779224244734,
                  17.55916408741596
                ],
                [
                  -74.7107681310579,
                  39.1278119051142,
                  -3.280835912584038
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ2531.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2531.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T16:47:11Z",
            "pc:count": 671626,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 525186.3861,
                "count": 671626,
                "maximum": 525675.8355,
                "minimum": 524999.9955,
                "name": "X",
                "position": 0,
                "stddev": 131.8937052,
                "variance": 17395.94946
              },
              {
                "average": 4331150.452,
                "count": 671626,
                "maximum": 4331447.343,
                "minimum": 4330999.983,
                "name": "Y",
                "position": 1,
                "stddev": 98.6848932,
                "variance": 9738.708146
              },
              {
                "average": 4.994669652,
                "count": 671626,
                "maximum": 17.55916409,
                "minimum": -3.280835913,
                "name": "Z",
                "position": 2,
                "stddev": 3.749206067,
                "variance": 14.05654613
              },
              {
                "average": 6789.293727,
                "count": 671626,
                "maximum": 65535,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 6822.157552,
                "variance": 46541833.67
              },
              {
                "average": 1.403182724,
                "count": 671626,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7496444536,
                "variance": 0.5619668068
              },
              {
                "average": 1.83634493,
                "count": 671626,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.077845424,
                "variance": 1.161750758
              },
              {
                "average": 1,
                "count": 671626,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 671626,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.661978542,
                "count": 671626,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 2.719814594,
                "variance": 7.397391426
              },
              {
                "average": 19.8546858,
                "count": 671626,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 2.071911941,
                "variance": 4.292819093
              },
              {
                "average": 1.436123676,
                "count": 671626,
                "maximum": 8,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.7718287042,
                "variance": 0.5957195486
              },
              {
                "average": 5.743200829,
                "count": 671626,
                "maximum": 7,
                "minimum": 3,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.7780480442,
                "variance": 0.6053587591
              },
              {
                "average": 277829375.9,
                "count": 671626,
                "maximum": 277830031.5,
                "minimum": 277828369.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 339.8186984,
                "variance": 115476.7478
              },
              {
                "average": 0,
                "count": 671626,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 671626,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 671626,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 671626,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 671626,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              524999.9955,
              4330999.983,
              -3.280835913,
              525675.8355,
              4331447.343,
              17.55916409
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    524999.9955397513,
                    4330999.983411834,
                    -3.280835912584038
                  ],
                  [
                    524999.9955397513,
                    4331447.343411833,
                    -3.280835912584038
                  ],
                  [
                    525675.8355397513,
                    4331447.343411833,
                    17.55916408741596
                  ],
                  [
                    525675.8355397513,
                    4330999.983411834,
                    17.55916408741596
                  ],
                  [
                    524999.9955397513,
                    4330999.983411834,
                    -3.280835912584038
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T16:47:11+00:00",
            "end_time": "2020-07-03T16:19:29+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": "20200702_USGS_NJ_18SWJ0416.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.95381081779786,
              38.992992661063845,
              0.343755260718085
            ],
            [
              -74.95380495909195,
              39.002004019249966,
              0.343755260718085
            ],
            [
              -74.94937115710486,
              39.00200217953235,
              28.92375526071809
            ],
            [
              -74.94937757812905,
              38.99299082193396,
              28.92375526071809
            ],
            [
              -74.95381081779786,
              38.992992661063845,
              0.343755260718085
            ]
          ]
        ]
      },
      "bbox": [
        -74.95381082,
        38.99299082,
        0.3437552607,
        -74.94937116,
        39.00200402,
        28.92375526
      ],
      "properties": {
        "datetime": "2020-07-02T17:09:41Z",
        "pc:count": 2791633,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 504133.4608,
            "count": 2791633,
            "maximum": 504383.9168,
            "minimum": 503999.9968,
            "name": "X",
            "position": 0,
            "stddev": 92.88025824,
            "variance": 8626.742371
          },
          {
            "average": 4316627.505,
            "count": 2791633,
            "maximum": 4316999.986,
            "minimum": 4315999.986,
            "name": "Y",
            "position": 1,
            "stddev": 255.4274312,
            "variance": 65243.17262
          },
          {
            "average": 11.44049076,
            "count": 2791633,
            "maximum": 28.92375526,
            "minimum": 0.3437552607,
            "name": "Z",
            "position": 2,
            "stddev": 6.58364073,
            "variance": 43.34432527
          },
          {
            "average": 1865.374203,
            "count": 2791633,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 3148.988381,
            "variance": 9916127.824
          },
          {
            "average": 2.376690274,
            "count": 2791633,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.278264398,
            "variance": 1.633959872
          },
          {
            "average": 3.782903054,
            "count": 2791633,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.516401793,
            "variance": 2.299474397
          },
          {
            "average": 1,
            "count": 2791633,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2791633,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.171059735,
            "count": 2791633,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.3765612202,
            "variance": 0.1417983526
          },
          {
            "average": 19.83885185,
            "count": 2791633,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.340615056,
            "variance": 1.797248729
          },
          {
            "average": 2.803502824,
            "count": 2791633,
            "maximum": 15,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.929829965,
            "variance": 3.724243692
          },
          {
            "average": 2.759177155,
            "count": 2791633,
            "maximum": 3,
            "minimum": 2,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4275830534,
            "variance": 0.1828272676
          },
          {
            "average": 277744871.8,
            "count": 2791633,
            "maximum": 277744981.9,
            "minimum": 277744544.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 181.3929393,
            "variance": 32903.39844
          },
          {
            "average": 0,
            "count": 2791633,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2791633,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2791633,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2791633,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2791633,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          503999.9968,
          4315999.986,
          0.3437552607,
          504383.9168,
          4316999.986,
          28.92375526
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                503999.9968388549,
                4315999.986135522,
                0.343755260718085
              ],
              [
                503999.9968388549,
                4316999.986135522,
                0.343755260718085
              ],
              [
                504383.91683885496,
                4316999.986135522,
                28.92375526071809
              ],
              [
                504383.91683885496,
                4315999.986135522,
                28.92375526071809
              ],
              [
                503999.9968388549,
                4315999.986135522,
                0.343755260718085
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:09:41+00:00",
        "end_time": "2020-07-02T17:02:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0416.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0416.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0416.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0416.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.95381082,
            38.99299082,
            0.3437552607,
            -74.94937116,
            39.00200402,
            28.92375526
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.95381081779786,
                  38.992992661063845,
                  0.343755260718085
                ],
                [
                  -74.95380495909195,
                  39.002004019249966,
                  0.343755260718085
                ],
                [
                  -74.94937115710486,
                  39.00200217953235,
                  28.92375526071809
                ],
                [
                  -74.94937757812905,
                  38.99299082193396,
                  28.92375526071809
                ],
                [
                  -74.95381081779786,
                  38.992992661063845,
                  0.343755260718085
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0416.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0416.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:09:41Z",
            "pc:count": 2791633,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 504133.4608,
                "count": 2791633,
                "maximum": 504383.9168,
                "minimum": 503999.9968,
                "name": "X",
                "position": 0,
                "stddev": 92.88025824,
                "variance": 8626.742371
              },
              {
                "average": 4316627.505,
                "count": 2791633,
                "maximum": 4316999.986,
                "minimum": 4315999.986,
                "name": "Y",
                "position": 1,
                "stddev": 255.4274312,
                "variance": 65243.17262
              },
              {
                "average": 11.44049076,
                "count": 2791633,
                "maximum": 28.92375526,
                "minimum": 0.3437552607,
                "name": "Z",
                "position": 2,
                "stddev": 6.58364073,
                "variance": 43.34432527
              },
              {
                "average": 1865.374203,
                "count": 2791633,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 3148.988381,
                "variance": 9916127.824
              },
              {
                "average": 2.376690274,
                "count": 2791633,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.278264398,
                "variance": 1.633959872
              },
              {
                "average": 3.782903054,
                "count": 2791633,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.516401793,
                "variance": 2.299474397
              },
              {
                "average": 1,
                "count": 2791633,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2791633,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.171059735,
                "count": 2791633,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.3765612202,
                "variance": 0.1417983526
              },
              {
                "average": 19.83885185,
                "count": 2791633,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.340615056,
                "variance": 1.797248729
              },
              {
                "average": 2.803502824,
                "count": 2791633,
                "maximum": 15,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.929829965,
                "variance": 3.724243692
              },
              {
                "average": 2.759177155,
                "count": 2791633,
                "maximum": 3,
                "minimum": 2,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4275830534,
                "variance": 0.1828272676
              },
              {
                "average": 277744871.8,
                "count": 2791633,
                "maximum": 277744981.9,
                "minimum": 277744544.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 181.3929393,
                "variance": 32903.39844
              },
              {
                "average": 0,
                "count": 2791633,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2791633,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2791633,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2791633,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2791633,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              503999.9968,
              4315999.986,
              0.3437552607,
              504383.9168,
              4316999.986,
              28.92375526
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    503999.9968388549,
                    4315999.986135522,
                    0.343755260718085
                  ],
                  [
                    503999.9968388549,
                    4316999.986135522,
                    0.343755260718085
                  ],
                  [
                    504383.91683885496,
                    4316999.986135522,
                    28.92375526071809
                  ],
                  [
                    504383.91683885496,
                    4315999.986135522,
                    28.92375526071809
                  ],
                  [
                    503999.9968388549,
                    4315999.986135522,
                    0.343755260718085
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:09:41+00:00",
            "end_time": "2020-07-02T17:02:24+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ0810.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.90769162628878,
              38.938896814474994,
              0.919721214187444
            ],
            [
              -74.90768803130415,
              38.941669453718355,
              0.919721214187444
            ],
            [
              -74.89614930425343,
              38.94165975812072,
              22.639721214187443
            ],
            [
              -74.8961533485988,
              38.93888711983091,
              22.639721214187443
            ],
            [
              -74.90769162628878,
              38.938896814474994,
              0.919721214187444
            ]
          ]
        ]
      },
      "bbox": [
        -74.90769163,
        38.93888712,
        0.9197212142,
        -74.8961493,
        38.94166945,
        22.63972121
      ],
      "properties": {
        "datetime": "2020-07-02T16:43:59Z",
        "pc:count": 1995146,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 508631.5058,
            "count": 1995146,
            "maximum": 508999.995,
            "minimum": 508000.015,
            "name": "X",
            "position": 0,
            "stddev": 254.1181824,
            "variance": 64576.05063
          },
          {
            "average": 4310099.8,
            "count": 1995146,
            "maximum": 4310307.663,
            "minimum": 4309999.983,
            "name": "Y",
            "position": 1,
            "stddev": 74.86423557,
            "variance": 5604.653767
          },
          {
            "average": 5.490012476,
            "count": 1995146,
            "maximum": 22.63972121,
            "minimum": 0.9197212142,
            "name": "Z",
            "position": 2,
            "stddev": 2.999039516,
            "variance": 8.994238019
          },
          {
            "average": 2237.546696,
            "count": 1995146,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2885.337152,
            "variance": 8325170.48
          },
          {
            "average": 1.853579137,
            "count": 1995146,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.042748745,
            "variance": 1.087324945
          },
          {
            "average": 2.724695336,
            "count": 1995146,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.33968824,
            "variance": 1.794764582
          },
          {
            "average": 1,
            "count": 1995146,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1995146,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.102238633,
            "count": 1995146,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.3029619465,
            "variance": 0.09178594106
          },
          {
            "average": 19.93797409,
            "count": 1995146,
            "maximum": 24,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.896092088,
            "variance": 3.595165208
          },
          {
            "average": 1.931739331,
            "count": 1995146,
            "maximum": 13,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.191255905,
            "variance": 1.419090632
          },
          {
            "average": 2.030503031,
            "count": 1995146,
            "maximum": 6,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.845747217,
            "variance": 3.406782788
          },
          {
            "average": 277742121.5,
            "count": 1995146,
            "maximum": 277743439.9,
            "minimum": 277741758.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 616.080916,
            "variance": 379555.6951
          },
          {
            "average": 0,
            "count": 1995146,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1995146,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1995146,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1995146,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1995146,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          508000.015,
          4309999.983,
          0.9197212142,
          508999.995,
          4310307.663,
          22.63972121
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                508000.0149605968,
                4309999.982743254,
                0.919721214187444
              ],
              [
                508000.0149605968,
                4310307.662743254,
                0.919721214187444
              ],
              [
                508999.9949605968,
                4310307.662743254,
                22.639721214187443
              ],
              [
                508999.9949605968,
                4309999.982743254,
                22.639721214187443
              ],
              [
                508000.0149605968,
                4309999.982743254,
                0.919721214187444
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T16:43:59+00:00",
        "end_time": "2020-07-02T16:15:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0810.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0810.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0810.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0810.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.90769163,
            38.93888712,
            0.9197212142,
            -74.8961493,
            38.94166945,
            22.63972121
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.90769162628878,
                  38.938896814474994,
                  0.919721214187444
                ],
                [
                  -74.90768803130415,
                  38.941669453718355,
                  0.919721214187444
                ],
                [
                  -74.89614930425343,
                  38.94165975812072,
                  22.639721214187443
                ],
                [
                  -74.8961533485988,
                  38.93888711983091,
                  22.639721214187443
                ],
                [
                  -74.90769162628878,
                  38.938896814474994,
                  0.919721214187444
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0810.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0810.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T16:43:59Z",
            "pc:count": 1995146,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 508631.5058,
                "count": 1995146,
                "maximum": 508999.995,
                "minimum": 508000.015,
                "name": "X",
                "position": 0,
                "stddev": 254.1181824,
                "variance": 64576.05063
              },
              {
                "average": 4310099.8,
                "count": 1995146,
                "maximum": 4310307.663,
                "minimum": 4309999.983,
                "name": "Y",
                "position": 1,
                "stddev": 74.86423557,
                "variance": 5604.653767
              },
              {
                "average": 5.490012476,
                "count": 1995146,
                "maximum": 22.63972121,
                "minimum": 0.9197212142,
                "name": "Z",
                "position": 2,
                "stddev": 2.999039516,
                "variance": 8.994238019
              },
              {
                "average": 2237.546696,
                "count": 1995146,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2885.337152,
                "variance": 8325170.48
              },
              {
                "average": 1.853579137,
                "count": 1995146,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.042748745,
                "variance": 1.087324945
              },
              {
                "average": 2.724695336,
                "count": 1995146,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.33968824,
                "variance": 1.794764582
              },
              {
                "average": 1,
                "count": 1995146,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1995146,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.102238633,
                "count": 1995146,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.3029619465,
                "variance": 0.09178594106
              },
              {
                "average": 19.93797409,
                "count": 1995146,
                "maximum": 24,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.896092088,
                "variance": 3.595165208
              },
              {
                "average": 1.931739331,
                "count": 1995146,
                "maximum": 13,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.191255905,
                "variance": 1.419090632
              },
              {
                "average": 2.030503031,
                "count": 1995146,
                "maximum": 6,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.845747217,
                "variance": 3.406782788
              },
              {
                "average": 277742121.5,
                "count": 1995146,
                "maximum": 277743439.9,
                "minimum": 277741758.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 616.080916,
                "variance": 379555.6951
              },
              {
                "average": 0,
                "count": 1995146,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1995146,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1995146,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1995146,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1995146,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              508000.015,
              4309999.983,
              0.9197212142,
              508999.995,
              4310307.663,
              22.63972121
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    508000.0149605968,
                    4309999.982743254,
                    0.919721214187444
                  ],
                  [
                    508000.0149605968,
                    4310307.662743254,
                    0.919721214187444
                  ],
                  [
                    508999.9949605968,
                    4310307.662743254,
                    22.639721214187443
                  ],
                  [
                    508999.9949605968,
                    4309999.982743254,
                    22.639721214187443
                  ],
                  [
                    508000.0149605968,
                    4309999.982743254,
                    0.919721214187444
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T16:43:59+00:00",
            "end_time": "2020-07-02T16:15:58+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": "20200702_USGS_NJ_18SWJ0824.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.9075158551892,
              39.07398789992986,
              2.248100029768816
            ],
            [
              -74.90751575215315,
              39.074066838311545,
              2.248100029768816
            ],
            [
              -74.90746974139863,
              39.07406680181222,
              11.548100029768817
            ],
            [
              -74.90746984448596,
              39.07398786343064,
              11.548100029768817
            ],
            [
              -74.9075158551892,
              39.07398789992986,
              2.248100029768816
            ]
          ]
        ]
      },
      "bbox": [
        -74.90751586,
        39.07398786,
        2.24810003,
        -74.90746974,
        39.07406684,
        11.54810003
      ],
      "properties": {
        "datetime": "2020-07-02T17:21:09Z",
        "pc:count": 924,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 508001.3128,
            "count": 924,
            "maximum": 508003.9979,
            "minimum": 508000.0179,
            "name": "X",
            "position": 0,
            "stddev": 0.8806122249,
            "variance": 0.7754778906
          },
          {
            "average": 4324997.899,
            "count": 924,
            "maximum": 4324999.982,
            "minimum": 4324991.222,
            "name": "Y",
            "position": 1,
            "stddev": 1.767303101,
            "variance": 3.123360252
          },
          {
            "average": 3.986541588,
            "count": 924,
            "maximum": 11.54810003,
            "minimum": 2.24810003,
            "name": "Z",
            "position": 2,
            "stddev": 2.033263141,
            "variance": 4.134158999
          },
          {
            "average": 1360.811688,
            "count": 924,
            "maximum": 12366,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 1714.54198,
            "variance": 2939654.201
          },
          {
            "average": 3.847402597,
            "count": 924,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9047148478,
            "variance": 0.8185089558
          },
          {
            "average": 4.585497835,
            "count": 924,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8037329423,
            "variance": 0.6459866425
          },
          {
            "average": 1,
            "count": 924,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 924,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.1504329,
            "count": 924,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.3576888418,
            "variance": 0.1279413075
          },
          {
            "average": 21.20387029,
            "count": 924,
            "maximum": 22.00200081,
            "minimum": 21,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 0.4035980579,
            "variance": 0.1628913923
          },
          {
            "average": 5.117965368,
            "count": 924,
            "maximum": 10,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.719854669,
            "variance": 2.957900081
          },
          {
            "average": 2,
            "count": 924,
            "maximum": 2,
            "minimum": 2,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 277745669.1,
            "count": 924,
            "maximum": 277745669.8,
            "minimum": 277745668.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 0.2811679548,
            "variance": 0.07905541882
          },
          {
            "average": 0,
            "count": 924,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 924,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 924,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 924,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 924,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          508000.0179,
          4324991.222,
          2.24810003,
          508003.9979,
          4324999.982,
          11.54810003
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                508000.0178762309,
                4324991.221864663,
                2.248100029768816
              ],
              [
                508000.0178762309,
                4324999.981864663,
                2.248100029768816
              ],
              [
                508003.99787623086,
                4324999.981864663,
                11.548100029768817
              ],
              [
                508003.99787623086,
                4324991.221864663,
                11.548100029768817
              ],
              [
                508000.0178762309,
                4324991.221864663,
                2.248100029768816
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:21:09+00:00",
        "end_time": "2020-07-02T17:21:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0824.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0824.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0824.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0824.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.90751586,
            39.07398786,
            2.24810003,
            -74.90746974,
            39.07406684,
            11.54810003
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.9075158551892,
                  39.07398789992986,
                  2.248100029768816
                ],
                [
                  -74.90751575215315,
                  39.074066838311545,
                  2.248100029768816
                ],
                [
                  -74.90746974139863,
                  39.07406680181222,
                  11.548100029768817
                ],
                [
                  -74.90746984448596,
                  39.07398786343064,
                  11.548100029768817
                ],
                [
                  -74.9075158551892,
                  39.07398789992986,
                  2.248100029768816
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0824.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0824.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:21:09Z",
            "pc:count": 924,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 508001.3128,
                "count": 924,
                "maximum": 508003.9979,
                "minimum": 508000.0179,
                "name": "X",
                "position": 0,
                "stddev": 0.8806122249,
                "variance": 0.7754778906
              },
              {
                "average": 4324997.899,
                "count": 924,
                "maximum": 4324999.982,
                "minimum": 4324991.222,
                "name": "Y",
                "position": 1,
                "stddev": 1.767303101,
                "variance": 3.123360252
              },
              {
                "average": 3.986541588,
                "count": 924,
                "maximum": 11.54810003,
                "minimum": 2.24810003,
                "name": "Z",
                "position": 2,
                "stddev": 2.033263141,
                "variance": 4.134158999
              },
              {
                "average": 1360.811688,
                "count": 924,
                "maximum": 12366,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 1714.54198,
                "variance": 2939654.201
              },
              {
                "average": 3.847402597,
                "count": 924,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9047148478,
                "variance": 0.8185089558
              },
              {
                "average": 4.585497835,
                "count": 924,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8037329423,
                "variance": 0.6459866425
              },
              {
                "average": 1,
                "count": 924,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 924,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.1504329,
                "count": 924,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.3576888418,
                "variance": 0.1279413075
              },
              {
                "average": 21.20387029,
                "count": 924,
                "maximum": 22.00200081,
                "minimum": 21,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 0.4035980579,
                "variance": 0.1628913923
              },
              {
                "average": 5.117965368,
                "count": 924,
                "maximum": 10,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.719854669,
                "variance": 2.957900081
              },
              {
                "average": 2,
                "count": 924,
                "maximum": 2,
                "minimum": 2,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 277745669.1,
                "count": 924,
                "maximum": 277745669.8,
                "minimum": 277745668.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 0.2811679548,
                "variance": 0.07905541882
              },
              {
                "average": 0,
                "count": 924,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 924,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 924,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 924,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 924,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              508000.0179,
              4324991.222,
              2.24810003,
              508003.9979,
              4324999.982,
              11.54810003
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    508000.0178762309,
                    4324991.221864663,
                    2.248100029768816
                  ],
                  [
                    508000.0178762309,
                    4324999.981864663,
                    2.248100029768816
                  ],
                  [
                    508003.99787623086,
                    4324999.981864663,
                    11.548100029768817
                  ],
                  [
                    508003.99787623086,
                    4324991.221864663,
                    11.548100029768817
                  ],
                  [
                    508000.0178762309,
                    4324991.221864663,
                    2.248100029768816
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:21:09+00:00",
            "end_time": "2020-07-02T17:21:08+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": "20200702_USGS_NJ_18SWJ5056.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.41405241434782,
              39.36048950178737,
              -3.248860200806418
            ],
            [
              -74.41404830838455,
              39.3609809249368,
              -3.248860200806418
            ],
            [
              -74.41139006333655,
              39.36096751022744,
              1.271139799193583
            ],
            [
              -74.41139418792446,
              39.36047608731114,
              1.271139799193583
            ],
            [
              -74.41405241434782,
              39.36048950178737,
              -3.248860200806418
            ]
          ]
        ]
      },
      "bbox": [
        -74.41405241,
        39.36047609,
        -3.248860201,
        -74.41139006,
        39.36098092,
        1.271139799
      ],
      "properties": {
        "datetime": "2020-07-02T14:52:53Z",
        "pc:count": 7383,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 550610.2894,
            "count": 7383,
            "maximum": 550708.9562,
            "minimum": 550479.9362,
            "name": "X",
            "position": 0,
            "stddev": 64.62041656,
            "variance": 4175.798236
          },
          {
            "average": 4356980.606,
            "count": 7383,
            "maximum": 4356999.975,
            "minimum": 4356945.435,
            "name": "Y",
            "position": 1,
            "stddev": 14.73145076,
            "variance": 217.0156414
          },
          {
            "average": -1.490918984,
            "count": 7383,
            "maximum": 1.271139799,
            "minimum": -3.248860201,
            "name": "Z",
            "position": 2,
            "stddev": 1.268582051,
            "variance": 1.609300421
          },
          {
            "average": 1914.576866,
            "count": 7383,
            "maximum": 29641,
            "minimum": 26,
            "name": "Intensity",
            "position": 3,
            "stddev": 2984.39531,
            "variance": 8906615.368
          },
          {
            "average": 1.000135446,
            "count": 7383,
            "maximum": 2,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.01163813969,
            "variance": 0.0001354462955
          },
          {
            "average": 1.002167141,
            "count": 7383,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.04933220502,
            "variance": 0.002433666452
          },
          {
            "average": 1,
            "count": 7383,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7383,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 19.14723012,
            "count": 7383,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 12.99959861,
            "variance": 168.9895639
          },
          {
            "average": 22.36286979,
            "count": 7383,
            "maximum": 22.99799919,
            "minimum": 22.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 0.4787792265,
            "variance": 0.2292295477
          },
          {
            "average": 1.64242178,
            "count": 7383,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4868903838,
            "variance": 0.2370622458
          },
          {
            "average": 3,
            "count": 7383,
            "maximum": 3,
            "minimum": 3,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 277736772.6,
            "count": 7383,
            "maximum": 277736773,
            "minimum": 277736771.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 0.263615972,
            "variance": 0.0694933807
          },
          {
            "average": 0,
            "count": 7383,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7383,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7383,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7383,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7383,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          550479.9362,
          4356945.435,
          -3.248860201,
          550708.9562,
          4356999.975,
          1.271139799
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                550479.9361612911,
                4356945.434553836,
                -3.248860200806418
              ],
              [
                550479.9361612911,
                4356999.974553835,
                -3.248860200806418
              ],
              [
                550708.9561612911,
                4356999.974553835,
                1.271139799193583
              ],
              [
                550708.9561612911,
                4356945.434553836,
                1.271139799193583
              ],
              [
                550479.9361612911,
                4356945.434553836,
                -3.248860200806418
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:52:53+00:00",
        "end_time": "2020-07-02T14:52:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5056.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5056.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5056.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5056.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.41405241,
            39.36047609,
            -3.248860201,
            -74.41139006,
            39.36098092,
            1.271139799
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.41405241434782,
                  39.36048950178737,
                  -3.248860200806418
                ],
                [
                  -74.41404830838455,
                  39.3609809249368,
                  -3.248860200806418
                ],
                [
                  -74.41139006333655,
                  39.36096751022744,
                  1.271139799193583
                ],
                [
                  -74.41139418792446,
                  39.36047608731114,
                  1.271139799193583
                ],
                [
                  -74.41405241434782,
                  39.36048950178737,
                  -3.248860200806418
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5056.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5056.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:52:53Z",
            "pc:count": 7383,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 550610.2894,
                "count": 7383,
                "maximum": 550708.9562,
                "minimum": 550479.9362,
                "name": "X",
                "position": 0,
                "stddev": 64.62041656,
                "variance": 4175.798236
              },
              {
                "average": 4356980.606,
                "count": 7383,
                "maximum": 4356999.975,
                "minimum": 4356945.435,
                "name": "Y",
                "position": 1,
                "stddev": 14.73145076,
                "variance": 217.0156414
              },
              {
                "average": -1.490918984,
                "count": 7383,
                "maximum": 1.271139799,
                "minimum": -3.248860201,
                "name": "Z",
                "position": 2,
                "stddev": 1.268582051,
                "variance": 1.609300421
              },
              {
                "average": 1914.576866,
                "count": 7383,
                "maximum": 29641,
                "minimum": 26,
                "name": "Intensity",
                "position": 3,
                "stddev": 2984.39531,
                "variance": 8906615.368
              },
              {
                "average": 1.000135446,
                "count": 7383,
                "maximum": 2,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.01163813969,
                "variance": 0.0001354462955
              },
              {
                "average": 1.002167141,
                "count": 7383,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.04933220502,
                "variance": 0.002433666452
              },
              {
                "average": 1,
                "count": 7383,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7383,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 19.14723012,
                "count": 7383,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 12.99959861,
                "variance": 168.9895639
              },
              {
                "average": 22.36286979,
                "count": 7383,
                "maximum": 22.99799919,
                "minimum": 22.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 0.4787792265,
                "variance": 0.2292295477
              },
              {
                "average": 1.64242178,
                "count": 7383,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4868903838,
                "variance": 0.2370622458
              },
              {
                "average": 3,
                "count": 7383,
                "maximum": 3,
                "minimum": 3,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 277736772.6,
                "count": 7383,
                "maximum": 277736773,
                "minimum": 277736771.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 0.263615972,
                "variance": 0.0694933807
              },
              {
                "average": 0,
                "count": 7383,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7383,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7383,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7383,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7383,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              550479.9362,
              4356945.435,
              -3.248860201,
              550708.9562,
              4356999.975,
              1.271139799
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    550479.9361612911,
                    4356945.434553836,
                    -3.248860200806418
                  ],
                  [
                    550479.9361612911,
                    4356999.974553835,
                    -3.248860200806418
                  ],
                  [
                    550708.9561612911,
                    4356999.974553835,
                    1.271139799193583
                  ],
                  [
                    550708.9561612911,
                    4356945.434553836,
                    1.271139799193583
                  ],
                  [
                    550479.9361612911,
                    4356945.434553836,
                    -3.248860200806418
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:52:53+00:00",
            "end_time": "2020-07-02T14:52:51+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ6276.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.27060733050718,
              39.53137035833683,
              -1.968216350567876
            ],
            [
              -74.27056908247074,
              39.5350250927579,
              -1.968216350567876
            ],
            [
              -74.26689897019487,
              39.535002003353796,
              6.431783649432124
            ],
            [
              -74.26693741063336,
              39.531347271913184,
              6.431783649432124
            ],
            [
              -74.27060733050718,
              39.53137035833683,
              -1.968216350567876
            ]
          ]
        ]
      },
      "bbox": [
        -74.27060733,
        39.53134727,
        -1.968216351,
        -74.26689897,
        39.53502509,
        6.431783649
      ],
      "properties": {
        "datetime": "2020-07-02T13:50:57Z",
        "pc:count": 222707,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 562880.9098,
            "count": 222707,
            "maximum": 563000.0068,
            "minimum": 562684.5868,
            "name": "X",
            "position": 0,
            "stddev": 81.60004792,
            "variance": 6658.56782
          },
          {
            "average": 4376138.617,
            "count": 222707,
            "maximum": 4376405.629,
            "minimum": 4375999.989,
            "name": "Y",
            "position": 1,
            "stddev": 100.2332728,
            "variance": 10046.70898
          },
          {
            "average": -0.1169556807,
            "count": 222707,
            "maximum": 6.431783649,
            "minimum": -1.968216351,
            "name": "Z",
            "position": 2,
            "stddev": 0.9255036627,
            "variance": 0.8565570297
          },
          {
            "average": 2361.996902,
            "count": 222707,
            "maximum": 48830,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 3238.37086,
            "variance": 10487045.83
          },
          {
            "average": 1.047214502,
            "count": 222707,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2361398608,
            "variance": 0.05576203387
          },
          {
            "average": 1.093724041,
            "count": 222707,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.341356804,
            "variance": 0.1165244676
          },
          {
            "average": 1,
            "count": 222707,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 222707,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 18.66474785,
            "count": 222707,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 13.25860318,
            "variance": 175.7905583
          },
          {
            "average": 21.21223319,
            "count": 222707,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.216134693,
            "variance": 1.478983592
          },
          {
            "average": 1.675524344,
            "count": 222707,
            "maximum": 5,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4838292621,
            "variance": 0.2340907548
          },
          {
            "average": 1.041027,
            "count": 222707,
            "maximum": 2,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.1983531234,
            "variance": 0.03934396157
          },
          {
            "average": 277732806,
            "count": 222707,
            "maximum": 277733057.4,
            "minimum": 277732791,
            "name": "GpsTime",
            "position": 12,
            "stddev": 51.80870695,
            "variance": 2684.142116
          },
          {
            "average": 0,
            "count": 222707,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 222707,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 222707,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 222707,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 222707,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          562684.5868,
          4375999.989,
          -1.968216351,
          563000.0068,
          4376405.629,
          6.431783649
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                562684.5867633359,
                4375999.988713257,
                -1.968216350567876
              ],
              [
                562684.5867633359,
                4376405.628713258,
                -1.968216350567876
              ],
              [
                563000.0067633358,
                4376405.628713258,
                6.431783649432124
              ],
              [
                563000.0067633358,
                4375999.988713257,
                6.431783649432124
              ],
              [
                562684.5867633359,
                4375999.988713257,
                -1.968216350567876
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T13:50:57+00:00",
        "end_time": "2020-07-02T13:46:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ6276.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ6276.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ6276.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6276.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.27060733,
            39.53134727,
            -1.968216351,
            -74.26689897,
            39.53502509,
            6.431783649
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.27060733050718,
                  39.53137035833683,
                  -1.968216350567876
                ],
                [
                  -74.27056908247074,
                  39.5350250927579,
                  -1.968216350567876
                ],
                [
                  -74.26689897019487,
                  39.535002003353796,
                  6.431783649432124
                ],
                [
                  -74.26693741063336,
                  39.531347271913184,
                  6.431783649432124
                ],
                [
                  -74.27060733050718,
                  39.53137035833683,
                  -1.968216350567876
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ6276.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6276.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T13:50:57Z",
            "pc:count": 222707,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 562880.9098,
                "count": 222707,
                "maximum": 563000.0068,
                "minimum": 562684.5868,
                "name": "X",
                "position": 0,
                "stddev": 81.60004792,
                "variance": 6658.56782
              },
              {
                "average": 4376138.617,
                "count": 222707,
                "maximum": 4376405.629,
                "minimum": 4375999.989,
                "name": "Y",
                "position": 1,
                "stddev": 100.2332728,
                "variance": 10046.70898
              },
              {
                "average": -0.1169556807,
                "count": 222707,
                "maximum": 6.431783649,
                "minimum": -1.968216351,
                "name": "Z",
                "position": 2,
                "stddev": 0.9255036627,
                "variance": 0.8565570297
              },
              {
                "average": 2361.996902,
                "count": 222707,
                "maximum": 48830,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 3238.37086,
                "variance": 10487045.83
              },
              {
                "average": 1.047214502,
                "count": 222707,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2361398608,
                "variance": 0.05576203387
              },
              {
                "average": 1.093724041,
                "count": 222707,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.341356804,
                "variance": 0.1165244676
              },
              {
                "average": 1,
                "count": 222707,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 222707,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 18.66474785,
                "count": 222707,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 13.25860318,
                "variance": 175.7905583
              },
              {
                "average": 21.21223319,
                "count": 222707,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.216134693,
                "variance": 1.478983592
              },
              {
                "average": 1.675524344,
                "count": 222707,
                "maximum": 5,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4838292621,
                "variance": 0.2340907548
              },
              {
                "average": 1.041027,
                "count": 222707,
                "maximum": 2,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.1983531234,
                "variance": 0.03934396157
              },
              {
                "average": 277732806,
                "count": 222707,
                "maximum": 277733057.4,
                "minimum": 277732791,
                "name": "GpsTime",
                "position": 12,
                "stddev": 51.80870695,
                "variance": 2684.142116
              },
              {
                "average": 0,
                "count": 222707,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 222707,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 222707,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 222707,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 222707,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              562684.5868,
              4375999.989,
              -1.968216351,
              563000.0068,
              4376405.629,
              6.431783649
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    562684.5867633359,
                    4375999.988713257,
                    -1.968216350567876
                  ],
                  [
                    562684.5867633359,
                    4376405.628713258,
                    -1.968216350567876
                  ],
                  [
                    563000.0067633358,
                    4376405.628713258,
                    6.431783649432124
                  ],
                  [
                    563000.0067633358,
                    4375999.988713257,
                    6.431783649432124
                  ],
                  [
                    562684.5867633359,
                    4375999.988713257,
                    -1.968216350567876
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T13:50:57+00:00",
            "end_time": "2020-07-02T13:46:31+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200703_USGS_NJ_18SWJ2233.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.74541059788245,
              39.14591493246207,
              -1.379587287927793
            ],
            [
              -74.74540459291133,
              39.14758179476121,
              -1.379587287927793
            ],
            [
              -74.73792048808438,
              39.14756520621664,
              1.320412712072207
            ],
            [
              -74.73792666957323,
              39.145898344896835,
              1.320412712072207
            ],
            [
              -74.74541059788245,
              39.14591493246207,
              -1.379587287927793
            ]
          ]
        ]
      },
      "bbox": [
        -74.7454106,
        39.14589834,
        -1.379587288,
        -74.73792049,
        39.14758179,
        1.320412712
      ],
      "properties": {
        "datetime": "2020-07-03T18:38:31Z",
        "pc:count": 15845,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 522105.0868,
            "count": 15845,
            "maximum": 522646.7266,
            "minimum": 522000.0066,
            "name": "X",
            "position": 0,
            "stddev": 159.9451302,
            "variance": 25582.44469
          },
          {
            "average": 4333071.533,
            "count": 15845,
            "maximum": 4333184.96,
            "minimum": 4332999.98,
            "name": "Y",
            "position": 1,
            "stddev": 53.98673401,
            "variance": 2914.567449
          },
          {
            "average": 0.05956323274,
            "count": 15845,
            "maximum": 1.320412712,
            "minimum": -1.379587288,
            "name": "Z",
            "position": 2,
            "stddev": 0.6036739306,
            "variance": 0.3644222145
          },
          {
            "average": 3102.847902,
            "count": 15845,
            "maximum": 15014,
            "minimum": 105,
            "name": "Intensity",
            "position": 3,
            "stddev": 1847.76037,
            "variance": 3414218.383
          },
          {
            "average": 1,
            "count": 15845,
            "maximum": 1,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 15845,
            "maximum": 1,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 15845,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15845,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 7.066582518,
            "count": 15845,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 10.6359117,
            "variance": 113.1226177
          },
          {
            "average": 18.39763977,
            "count": 15845,
            "maximum": 22.00200081,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.848881818,
            "variance": 3.418363977
          },
          {
            "average": 1.191227517,
            "count": 15845,
            "maximum": 2,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.3932801989,
            "variance": 0.1546693149
          },
          {
            "average": 23.58453771,
            "count": 15845,
            "maximum": 24,
            "minimum": 21,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.8914164632,
            "variance": 0.794623311
          },
          {
            "average": 277836595.5,
            "count": 15845,
            "maximum": 277836711.2,
            "minimum": 277835744.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 278.0795692,
            "variance": 77328.24679
          },
          {
            "average": 0,
            "count": 15845,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15845,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15845,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15845,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15845,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          522000.0066,
          4332999.98,
          -1.379587288,
          522646.7266,
          4333184.96,
          1.320412712
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                522000.0066325311,
                4332999.979592638,
                -1.379587287927793
              ],
              [
                522000.0066325311,
                4333184.959592639,
                -1.379587287927793
              ],
              [
                522646.7266325311,
                4333184.959592639,
                1.320412712072207
              ],
              [
                522646.7266325311,
                4332999.979592638,
                1.320412712072207
              ],
              [
                522000.0066325311,
                4332999.979592638,
                -1.379587287927793
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:38:31+00:00",
        "end_time": "2020-07-03T18:22:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ2233.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ2233.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ2233.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2233.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.7454106,
            39.14589834,
            -1.379587288,
            -74.73792049,
            39.14758179,
            1.320412712
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.74541059788245,
                  39.14591493246207,
                  -1.379587287927793
                ],
                [
                  -74.74540459291133,
                  39.14758179476121,
                  -1.379587287927793
                ],
                [
                  -74.73792048808438,
                  39.14756520621664,
                  1.320412712072207
                ],
                [
                  -74.73792666957323,
                  39.145898344896835,
                  1.320412712072207
                ],
                [
                  -74.74541059788245,
                  39.14591493246207,
                  -1.379587287927793
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ2233.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2233.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:38:31Z",
            "pc:count": 15845,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 522105.0868,
                "count": 15845,
                "maximum": 522646.7266,
                "minimum": 522000.0066,
                "name": "X",
                "position": 0,
                "stddev": 159.9451302,
                "variance": 25582.44469
              },
              {
                "average": 4333071.533,
                "count": 15845,
                "maximum": 4333184.96,
                "minimum": 4332999.98,
                "name": "Y",
                "position": 1,
                "stddev": 53.98673401,
                "variance": 2914.567449
              },
              {
                "average": 0.05956323274,
                "count": 15845,
                "maximum": 1.320412712,
                "minimum": -1.379587288,
                "name": "Z",
                "position": 2,
                "stddev": 0.6036739306,
                "variance": 0.3644222145
              },
              {
                "average": 3102.847902,
                "count": 15845,
                "maximum": 15014,
                "minimum": 105,
                "name": "Intensity",
                "position": 3,
                "stddev": 1847.76037,
                "variance": 3414218.383
              },
              {
                "average": 1,
                "count": 15845,
                "maximum": 1,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 15845,
                "maximum": 1,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 15845,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15845,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 7.066582518,
                "count": 15845,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 10.6359117,
                "variance": 113.1226177
              },
              {
                "average": 18.39763977,
                "count": 15845,
                "maximum": 22.00200081,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.848881818,
                "variance": 3.418363977
              },
              {
                "average": 1.191227517,
                "count": 15845,
                "maximum": 2,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.3932801989,
                "variance": 0.1546693149
              },
              {
                "average": 23.58453771,
                "count": 15845,
                "maximum": 24,
                "minimum": 21,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.8914164632,
                "variance": 0.794623311
              },
              {
                "average": 277836595.5,
                "count": 15845,
                "maximum": 277836711.2,
                "minimum": 277835744.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 278.0795692,
                "variance": 77328.24679
              },
              {
                "average": 0,
                "count": 15845,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15845,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15845,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15845,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15845,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              522000.0066,
              4332999.98,
              -1.379587288,
              522646.7266,
              4333184.96,
              1.320412712
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    522000.0066325311,
                    4332999.979592638,
                    -1.379587287927793
                  ],
                  [
                    522000.0066325311,
                    4333184.959592639,
                    -1.379587287927793
                  ],
                  [
                    522646.7266325311,
                    4333184.959592639,
                    1.320412712072207
                  ],
                  [
                    522646.7266325311,
                    4332999.979592638,
                    1.320412712072207
                  ],
                  [
                    522000.0066325311,
                    4332999.979592638,
                    -1.379587287927793
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:38:31+00:00",
            "end_time": "2020-07-03T18:22:24+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": "20200703_USGS_NJ_18SWJ1619.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.81517318184504,
              39.01988941151051,
              -2.076642547599619
            ],
            [
              -74.81514971569247,
              39.028900683961396,
              -2.076642547599619
            ],
            [
              -74.80359663610125,
              39.02888180445075,
              27.78335745240038
            ],
            [
              -74.80362156885806,
              39.019870538030084,
              27.78335745240038
            ],
            [
              -74.81517318184504,
              39.01988941151051,
              -2.076642547599619
            ]
          ]
        ]
      },
      "bbox": [
        -74.81517318,
        39.01987054,
        -2.076642548,
        -74.80359664,
        39.02890068,
        27.78335745
      ],
      "properties": {
        "datetime": "2020-07-03T17:11:22Z",
        "pc:count": 3224807,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 516586.3284,
            "count": 3224807,
            "maximum": 517000.0024,
            "minimum": 516000.0024,
            "name": "X",
            "position": 0,
            "stddev": 273.4326999,
            "variance": 74765.44136
          },
          {
            "average": 4319569.106,
            "count": 3224807,
            "maximum": 4319999.984,
            "minimum": 4318999.984,
            "name": "Y",
            "position": 1,
            "stddev": 278.743259,
            "variance": 77697.80445
          },
          {
            "average": 1.239953029,
            "count": 3224807,
            "maximum": 27.78335745,
            "minimum": -2.076642548,
            "name": "Z",
            "position": 2,
            "stddev": 2.726651859,
            "variance": 7.434630359
          },
          {
            "average": 4356.240411,
            "count": 3224807,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 3796.7819,
            "variance": 14415552.8
          },
          {
            "average": 1.108804961,
            "count": 3224807,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4478873669,
            "variance": 0.2006030934
          },
          {
            "average": 1.219361035,
            "count": 3224807,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7001582911,
            "variance": 0.4902216326
          },
          {
            "average": 1,
            "count": 3224807,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3224807,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 4.972547504,
            "count": 3224807,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 9.001030884,
            "variance": 81.01855698
          },
          {
            "average": 20.01501817,
            "count": 3224807,
            "maximum": 25.00200081,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.646811528,
            "variance": 2.711988208
          },
          {
            "average": 1.241739428,
            "count": 3224807,
            "maximum": 9,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.5515466349,
            "variance": 0.3042036905
          },
          {
            "average": 7.003940391,
            "count": 3224807,
            "maximum": 11,
            "minimum": 4,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.341051979,
            "variance": 1.79842041
          },
          {
            "average": 277829927.9,
            "count": 3224807,
            "maximum": 277831482,
            "minimum": 277828755.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 563.4599893,
            "variance": 317487.1596
          },
          {
            "average": 0,
            "count": 3224807,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3224807,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3224807,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3224807,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3224807,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          516000.0024,
          4318999.984,
          -2.076642548,
          517000.0024,
          4319999.984,
          27.78335745
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                516000.00240102643,
                4318999.983917444,
                -2.076642547599619
              ],
              [
                516000.00240102643,
                4319999.983917444,
                -2.076642547599619
              ],
              [
                517000.00240102643,
                4319999.983917444,
                27.78335745240038
              ],
              [
                517000.00240102643,
                4318999.983917444,
                27.78335745240038
              ],
              [
                516000.00240102643,
                4318999.983917444,
                -2.076642547599619
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T17:11:22+00:00",
        "end_time": "2020-07-03T16:25:55+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1619.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1619.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1619.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1619.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.81517318,
            39.01987054,
            -2.076642548,
            -74.80359664,
            39.02890068,
            27.78335745
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.81517318184504,
                  39.01988941151051,
                  -2.076642547599619
                ],
                [
                  -74.81514971569247,
                  39.028900683961396,
                  -2.076642547599619
                ],
                [
                  -74.80359663610125,
                  39.02888180445075,
                  27.78335745240038
                ],
                [
                  -74.80362156885806,
                  39.019870538030084,
                  27.78335745240038
                ],
                [
                  -74.81517318184504,
                  39.01988941151051,
                  -2.076642547599619
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1619.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1619.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T17:11:22Z",
            "pc:count": 3224807,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 516586.3284,
                "count": 3224807,
                "maximum": 517000.0024,
                "minimum": 516000.0024,
                "name": "X",
                "position": 0,
                "stddev": 273.4326999,
                "variance": 74765.44136
              },
              {
                "average": 4319569.106,
                "count": 3224807,
                "maximum": 4319999.984,
                "minimum": 4318999.984,
                "name": "Y",
                "position": 1,
                "stddev": 278.743259,
                "variance": 77697.80445
              },
              {
                "average": 1.239953029,
                "count": 3224807,
                "maximum": 27.78335745,
                "minimum": -2.076642548,
                "name": "Z",
                "position": 2,
                "stddev": 2.726651859,
                "variance": 7.434630359
              },
              {
                "average": 4356.240411,
                "count": 3224807,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 3796.7819,
                "variance": 14415552.8
              },
              {
                "average": 1.108804961,
                "count": 3224807,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4478873669,
                "variance": 0.2006030934
              },
              {
                "average": 1.219361035,
                "count": 3224807,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7001582911,
                "variance": 0.4902216326
              },
              {
                "average": 1,
                "count": 3224807,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3224807,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 4.972547504,
                "count": 3224807,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 9.001030884,
                "variance": 81.01855698
              },
              {
                "average": 20.01501817,
                "count": 3224807,
                "maximum": 25.00200081,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.646811528,
                "variance": 2.711988208
              },
              {
                "average": 1.241739428,
                "count": 3224807,
                "maximum": 9,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.5515466349,
                "variance": 0.3042036905
              },
              {
                "average": 7.003940391,
                "count": 3224807,
                "maximum": 11,
                "minimum": 4,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.341051979,
                "variance": 1.79842041
              },
              {
                "average": 277829927.9,
                "count": 3224807,
                "maximum": 277831482,
                "minimum": 277828755.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 563.4599893,
                "variance": 317487.1596
              },
              {
                "average": 0,
                "count": 3224807,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3224807,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3224807,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3224807,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3224807,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              516000.0024,
              4318999.984,
              -2.076642548,
              517000.0024,
              4319999.984,
              27.78335745
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    516000.00240102643,
                    4318999.983917444,
                    -2.076642547599619
                  ],
                  [
                    516000.00240102643,
                    4319999.983917444,
                    -2.076642547599619
                  ],
                  [
                    517000.00240102643,
                    4319999.983917444,
                    27.78335745240038
                  ],
                  [
                    517000.00240102643,
                    4318999.983917444,
                    27.78335745240038
                  ],
                  [
                    516000.00240102643,
                    4318999.983917444,
                    -2.076642547599619
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T17:11:22+00:00",
            "end_time": "2020-07-03T16:25:55+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": "20200703_USGS_NJ_18SWJ0438.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.95368123816573,
              39.19123921394913,
              -0.15954212664037
            ],
            [
              -74.9536785664854,
              39.19530860626085,
              -0.15954212664037
            ],
            [
              -74.94776216908198,
              39.19530610390028,
              4.560457873359629
            ],
            [
              -74.94776518200189,
              39.191236711949074,
              4.560457873359629
            ],
            [
              -74.95368123816573,
              39.19123921394913,
              -0.15954212664037
            ]
          ]
        ]
      },
      "bbox": [
        -74.95368124,
        39.19123671,
        -0.1595421266,
        -74.94776217,
        39.19530861,
        4.560457873
      ],
      "properties": {
        "datetime": "2020-07-03T15:44:25Z",
        "pc:count": 506011,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 504167.5728,
            "count": 506011,
            "maximum": 504510.9037,
            "minimum": 504000.0037,
            "name": "X",
            "position": 0,
            "stddev": 125.2423891,
            "variance": 15685.65602
          },
          {
            "average": 4338194.047,
            "count": 506011,
            "maximum": 4338451.575,
            "minimum": 4337999.975,
            "name": "Y",
            "position": 1,
            "stddev": 130.8892595,
            "variance": 17131.99825
          },
          {
            "average": 1.192878157,
            "count": 506011,
            "maximum": 4.560457873,
            "minimum": -0.1595421266,
            "name": "Z",
            "position": 2,
            "stddev": 0.3329158082,
            "variance": 0.1108329353
          },
          {
            "average": 4562.31588,
            "count": 506011,
            "maximum": 29956,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 1945.051288,
            "variance": 3783224.513
          },
          {
            "average": 1.005478142,
            "count": 506011,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.07657123527,
            "variance": 0.00586315407
          },
          {
            "average": 1.011108454,
            "count": 506011,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1107327085,
            "variance": 0.01226173273
          },
          {
            "average": 1,
            "count": 506011,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 506011,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.732424789,
            "count": 506011,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4426952729,
            "variance": 0.1959791047
          },
          {
            "average": 20.13475982,
            "count": 506011,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.889329721,
            "variance": 3.569566794
          },
          {
            "average": 1.01537516,
            "count": 506011,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.1249365465,
            "variance": 0.01560914064
          },
          {
            "average": 1.597156979,
            "count": 506011,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.6403651524,
            "variance": 0.4100675284
          },
          {
            "average": 277825507.5,
            "count": 506011,
            "maximum": 277826265.4,
            "minimum": 277825325.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 233.6126915,
            "variance": 54574.88963
          },
          {
            "average": 0,
            "count": 506011,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 506011,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 506011,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 506011,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 506011,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          504000.0037,
          4337999.975,
          -0.1595421266,
          504510.9037,
          4338451.575,
          4.560457873
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                504000.00373495277,
                4337999.974890421,
                -0.15954212664037
              ],
              [
                504000.00373495277,
                4338451.574890421,
                -0.15954212664037
              ],
              [
                504510.9037349528,
                4338451.574890421,
                4.560457873359629
              ],
              [
                504510.9037349528,
                4337999.974890421,
                4.560457873359629
              ],
              [
                504000.00373495277,
                4337999.974890421,
                -0.15954212664037
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T15:44:25+00:00",
        "end_time": "2020-07-03T15:28:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ0438.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ0438.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ0438.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ0438.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.95368124,
            39.19123671,
            -0.1595421266,
            -74.94776217,
            39.19530861,
            4.560457873
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.95368123816573,
                  39.19123921394913,
                  -0.15954212664037
                ],
                [
                  -74.9536785664854,
                  39.19530860626085,
                  -0.15954212664037
                ],
                [
                  -74.94776216908198,
                  39.19530610390028,
                  4.560457873359629
                ],
                [
                  -74.94776518200189,
                  39.191236711949074,
                  4.560457873359629
                ],
                [
                  -74.95368123816573,
                  39.19123921394913,
                  -0.15954212664037
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ0438.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ0438.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T15:44:25Z",
            "pc:count": 506011,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 504167.5728,
                "count": 506011,
                "maximum": 504510.9037,
                "minimum": 504000.0037,
                "name": "X",
                "position": 0,
                "stddev": 125.2423891,
                "variance": 15685.65602
              },
              {
                "average": 4338194.047,
                "count": 506011,
                "maximum": 4338451.575,
                "minimum": 4337999.975,
                "name": "Y",
                "position": 1,
                "stddev": 130.8892595,
                "variance": 17131.99825
              },
              {
                "average": 1.192878157,
                "count": 506011,
                "maximum": 4.560457873,
                "minimum": -0.1595421266,
                "name": "Z",
                "position": 2,
                "stddev": 0.3329158082,
                "variance": 0.1108329353
              },
              {
                "average": 4562.31588,
                "count": 506011,
                "maximum": 29956,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 1945.051288,
                "variance": 3783224.513
              },
              {
                "average": 1.005478142,
                "count": 506011,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.07657123527,
                "variance": 0.00586315407
              },
              {
                "average": 1.011108454,
                "count": 506011,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1107327085,
                "variance": 0.01226173273
              },
              {
                "average": 1,
                "count": 506011,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 506011,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.732424789,
                "count": 506011,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4426952729,
                "variance": 0.1959791047
              },
              {
                "average": 20.13475982,
                "count": 506011,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.889329721,
                "variance": 3.569566794
              },
              {
                "average": 1.01537516,
                "count": 506011,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.1249365465,
                "variance": 0.01560914064
              },
              {
                "average": 1.597156979,
                "count": 506011,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.6403651524,
                "variance": 0.4100675284
              },
              {
                "average": 277825507.5,
                "count": 506011,
                "maximum": 277826265.4,
                "minimum": 277825325.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 233.6126915,
                "variance": 54574.88963
              },
              {
                "average": 0,
                "count": 506011,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 506011,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 506011,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 506011,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 506011,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              504000.0037,
              4337999.975,
              -0.1595421266,
              504510.9037,
              4338451.575,
              4.560457873
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    504000.00373495277,
                    4337999.974890421,
                    -0.15954212664037
                  ],
                  [
                    504000.00373495277,
                    4338451.574890421,
                    -0.15954212664037
                  ],
                  [
                    504510.9037349528,
                    4338451.574890421,
                    4.560457873359629
                  ],
                  [
                    504510.9037349528,
                    4337999.974890421,
                    4.560457873359629
                  ],
                  [
                    504000.00373495277,
                    4337999.974890421,
                    -0.15954212664037
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T15:44:25+00:00",
            "end_time": "2020-07-03T15:28:45+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": "20200702_USGS_NJ_18SWJ2327.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.73404191456268,
              39.09182267628232,
              -3.138529376522747
            ],
            [
              -74.7340080611906,
              39.1008337869423,
              -3.138529376522747
            ],
            [
              -74.72244308614778,
              39.10080682882697,
              41.22147062347725
            ],
            [
              -74.72247841137428,
              39.09179572677279,
              41.22147062347725
            ],
            [
              -74.73404191456268,
              39.09182267628232,
              -3.138529376522747
            ]
          ]
        ]
      },
      "bbox": [
        -74.73404191,
        39.09179573,
        -3.138529377,
        -74.72244309,
        39.10083379,
        41.22147062
      ],
      "properties": {
        "datetime": "2020-07-03T16:37:47Z",
        "pc:count": 4861175,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 523550.5225,
            "count": 4861175,
            "maximum": 524000.0183,
            "minimum": 522999.9983,
            "name": "X",
            "position": 0,
            "stddev": 294.0929642,
            "variance": 86490.67157
          },
          {
            "average": 4327468.54,
            "count": 4861175,
            "maximum": 4327999.985,
            "minimum": 4326999.985,
            "name": "Y",
            "position": 1,
            "stddev": 292.2015822,
            "variance": 85381.76464
          },
          {
            "average": 2.729283558,
            "count": 4861175,
            "maximum": 41.22147062,
            "minimum": -3.138529377,
            "name": "Z",
            "position": 2,
            "stddev": 3.488849584,
            "variance": 12.17207142
          },
          {
            "average": 4807.40895,
            "count": 4861175,
            "maximum": 65535,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 5417.706796,
            "variance": 29351546.93
          },
          {
            "average": 1.346453069,
            "count": 4861175,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7443743714,
            "variance": 0.5540932047
          },
          {
            "average": 1.707506107,
            "count": 4861175,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.114133868,
            "variance": 1.241294277
          },
          {
            "average": 1,
            "count": 4861175,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4861175,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.755651051,
            "count": 4861175,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 5.858228453,
            "variance": 34.31884061
          },
          {
            "average": 20.1773219,
            "count": 4861175,
            "maximum": 25.00200081,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.839985122,
            "variance": 3.38554525
          },
          {
            "average": 1.41607348,
            "count": 4861175,
            "maximum": 11,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.8019636689,
            "variance": 0.6431457262
          },
          {
            "average": 2.173305219,
            "count": 4861175,
            "maximum": 6,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.231153362,
            "variance": 1.5157386
          },
          {
            "average": 277804975.7,
            "count": 4861175,
            "maximum": 277829467,
            "minimum": 277737250.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 39489.14163,
            "variance": 1559392307
          },
          {
            "average": 0,
            "count": 4861175,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4861175,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4861175,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4861175,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4861175,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          522999.9983,
          4326999.985,
          -3.138529377,
          524000.0183,
          4327999.985,
          41.22147062
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                522999.99826274556,
                4326999.985070818,
                -3.138529376522747
              ],
              [
                522999.99826274556,
                4327999.985070818,
                -3.138529376522747
              ],
              [
                524000.0182627456,
                4327999.985070818,
                41.22147062347725
              ],
              [
                524000.0182627456,
                4326999.985070818,
                41.22147062347725
              ],
              [
                522999.99826274556,
                4326999.985070818,
                -3.138529376522747
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T16:37:47+00:00",
        "end_time": "2020-07-02T15:00:50+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ2327.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ2327.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ2327.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2327.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.73404191,
            39.09179573,
            -3.138529377,
            -74.72244309,
            39.10083379,
            41.22147062
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.73404191456268,
                  39.09182267628232,
                  -3.138529376522747
                ],
                [
                  -74.7340080611906,
                  39.1008337869423,
                  -3.138529376522747
                ],
                [
                  -74.72244308614778,
                  39.10080682882697,
                  41.22147062347725
                ],
                [
                  -74.72247841137428,
                  39.09179572677279,
                  41.22147062347725
                ],
                [
                  -74.73404191456268,
                  39.09182267628232,
                  -3.138529376522747
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ2327.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2327.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T16:37:47Z",
            "pc:count": 4861175,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 523550.5225,
                "count": 4861175,
                "maximum": 524000.0183,
                "minimum": 522999.9983,
                "name": "X",
                "position": 0,
                "stddev": 294.0929642,
                "variance": 86490.67157
              },
              {
                "average": 4327468.54,
                "count": 4861175,
                "maximum": 4327999.985,
                "minimum": 4326999.985,
                "name": "Y",
                "position": 1,
                "stddev": 292.2015822,
                "variance": 85381.76464
              },
              {
                "average": 2.729283558,
                "count": 4861175,
                "maximum": 41.22147062,
                "minimum": -3.138529377,
                "name": "Z",
                "position": 2,
                "stddev": 3.488849584,
                "variance": 12.17207142
              },
              {
                "average": 4807.40895,
                "count": 4861175,
                "maximum": 65535,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 5417.706796,
                "variance": 29351546.93
              },
              {
                "average": 1.346453069,
                "count": 4861175,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7443743714,
                "variance": 0.5540932047
              },
              {
                "average": 1.707506107,
                "count": 4861175,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.114133868,
                "variance": 1.241294277
              },
              {
                "average": 1,
                "count": 4861175,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4861175,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.755651051,
                "count": 4861175,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 5.858228453,
                "variance": 34.31884061
              },
              {
                "average": 20.1773219,
                "count": 4861175,
                "maximum": 25.00200081,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.839985122,
                "variance": 3.38554525
              },
              {
                "average": 1.41607348,
                "count": 4861175,
                "maximum": 11,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.8019636689,
                "variance": 0.6431457262
              },
              {
                "average": 2.173305219,
                "count": 4861175,
                "maximum": 6,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.231153362,
                "variance": 1.5157386
              },
              {
                "average": 277804975.7,
                "count": 4861175,
                "maximum": 277829467,
                "minimum": 277737250.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 39489.14163,
                "variance": 1559392307
              },
              {
                "average": 0,
                "count": 4861175,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4861175,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4861175,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4861175,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4861175,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              522999.9983,
              4326999.985,
              -3.138529377,
              524000.0183,
              4327999.985,
              41.22147062
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    522999.99826274556,
                    4326999.985070818,
                    -3.138529376522747
                  ],
                  [
                    522999.99826274556,
                    4327999.985070818,
                    -3.138529376522747
                  ],
                  [
                    524000.0182627456,
                    4327999.985070818,
                    41.22147062347725
                  ],
                  [
                    524000.0182627456,
                    4326999.985070818,
                    41.22147062347725
                  ],
                  [
                    522999.99826274556,
                    4326999.985070818,
                    -3.138529376522747
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T16:37:47+00:00",
            "end_time": "2020-07-02T15:00:50+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": "20200702_USGS_NJ_18SWJ0828.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.89779091028711,
              39.10109248221043,
              -1.031818603641695
            ],
            [
              -74.89778277126706,
              39.10672843579524,
              -1.031818603641695
            ],
            [
              -74.89590725779236,
              39.106726776352616,
              1.568181396358305
            ],
            [
              -74.89591554614903,
              39.101090823099135,
              1.568181396358305
            ],
            [
              -74.89779091028711,
              39.10109248221043,
              -1.031818603641695
            ]
          ]
        ]
      },
      "bbox": [
        -74.89779091,
        39.10109082,
        -1.031818604,
        -74.89590726,
        39.10672844,
        1.568181396
      ],
      "properties": {
        "datetime": "2020-07-02T17:35:49Z",
        "pc:count": 186585,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 508958.8188,
            "count": 186585,
            "maximum": 509000.0173,
            "minimum": 508837.8573,
            "name": "X",
            "position": 0,
            "stddev": 35.45478714,
            "variance": 1257.041931
          },
          {
            "average": 4328162.739,
            "count": 186585,
            "maximum": 4328625.434,
            "minimum": 4327999.994,
            "name": "Y",
            "position": 1,
            "stddev": 122.7076731,
            "variance": 15057.17305
          },
          {
            "average": -0.5686885021,
            "count": 186585,
            "maximum": 1.568181396,
            "minimum": -1.031818604,
            "name": "Z",
            "position": 2,
            "stddev": 0.3685682701,
            "variance": 0.1358425697
          },
          {
            "average": 4049.931152,
            "count": 186585,
            "maximum": 31267,
            "minimum": 485,
            "name": "Intensity",
            "position": 3,
            "stddev": 2686.886834,
            "variance": 7219360.857
          },
          {
            "average": 1,
            "count": 186585,
            "maximum": 1,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 186585,
            "maximum": 1,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 186585,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 186585,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.839938902,
            "count": 186585,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.3666636927,
            "variance": 0.1344422636
          },
          {
            "average": 18.9531298,
            "count": 186585,
            "maximum": 21,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 0.7809220884,
            "variance": 0.6098393081
          },
          {
            "average": 1.000085752,
            "count": 186585,
            "maximum": 2,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.009259854659,
            "variance": 8.57449083e-05
          },
          {
            "average": 1.345826299,
            "count": 186585,
            "maximum": 2,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4756381843,
            "variance": 0.2262316824
          },
          {
            "average": 277746287.5,
            "count": 186585,
            "maximum": 277746549.6,
            "minimum": 277746146,
            "name": "GpsTime",
            "position": 12,
            "stddev": 188.1778923,
            "variance": 35410.91914
          },
          {
            "average": 0,
            "count": 186585,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 186585,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 186585,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 186585,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 186585,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          508837.8573,
          4327999.994,
          -1.031818604,
          509000.0173,
          4328625.434,
          1.568181396
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                508837.85732715606,
                4327999.993653438,
                -1.031818603641695
              ],
              [
                508837.85732715606,
                4328625.4336534375,
                -1.031818603641695
              ],
              [
                509000.0173271561,
                4328625.4336534375,
                1.568181396358305
              ],
              [
                509000.0173271561,
                4327999.993653438,
                1.568181396358305
              ],
              [
                508837.85732715606,
                4327999.993653438,
                -1.031818603641695
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:35:49+00:00",
        "end_time": "2020-07-02T17:29:06+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0828.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0828.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0828.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0828.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.89779091,
            39.10109082,
            -1.031818604,
            -74.89590726,
            39.10672844,
            1.568181396
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.89779091028711,
                  39.10109248221043,
                  -1.031818603641695
                ],
                [
                  -74.89778277126706,
                  39.10672843579524,
                  -1.031818603641695
                ],
                [
                  -74.89590725779236,
                  39.106726776352616,
                  1.568181396358305
                ],
                [
                  -74.89591554614903,
                  39.101090823099135,
                  1.568181396358305
                ],
                [
                  -74.89779091028711,
                  39.10109248221043,
                  -1.031818603641695
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0828.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0828.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:35:49Z",
            "pc:count": 186585,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 508958.8188,
                "count": 186585,
                "maximum": 509000.0173,
                "minimum": 508837.8573,
                "name": "X",
                "position": 0,
                "stddev": 35.45478714,
                "variance": 1257.041931
              },
              {
                "average": 4328162.739,
                "count": 186585,
                "maximum": 4328625.434,
                "minimum": 4327999.994,
                "name": "Y",
                "position": 1,
                "stddev": 122.7076731,
                "variance": 15057.17305
              },
              {
                "average": -0.5686885021,
                "count": 186585,
                "maximum": 1.568181396,
                "minimum": -1.031818604,
                "name": "Z",
                "position": 2,
                "stddev": 0.3685682701,
                "variance": 0.1358425697
              },
              {
                "average": 4049.931152,
                "count": 186585,
                "maximum": 31267,
                "minimum": 485,
                "name": "Intensity",
                "position": 3,
                "stddev": 2686.886834,
                "variance": 7219360.857
              },
              {
                "average": 1,
                "count": 186585,
                "maximum": 1,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 186585,
                "maximum": 1,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 186585,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 186585,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.839938902,
                "count": 186585,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.3666636927,
                "variance": 0.1344422636
              },
              {
                "average": 18.9531298,
                "count": 186585,
                "maximum": 21,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 0.7809220884,
                "variance": 0.6098393081
              },
              {
                "average": 1.000085752,
                "count": 186585,
                "maximum": 2,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.009259854659,
                "variance": 8.57449083e-05
              },
              {
                "average": 1.345826299,
                "count": 186585,
                "maximum": 2,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4756381843,
                "variance": 0.2262316824
              },
              {
                "average": 277746287.5,
                "count": 186585,
                "maximum": 277746549.6,
                "minimum": 277746146,
                "name": "GpsTime",
                "position": 12,
                "stddev": 188.1778923,
                "variance": 35410.91914
              },
              {
                "average": 0,
                "count": 186585,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 186585,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 186585,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 186585,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 186585,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              508837.8573,
              4327999.994,
              -1.031818604,
              509000.0173,
              4328625.434,
              1.568181396
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    508837.85732715606,
                    4327999.993653438,
                    -1.031818603641695
                  ],
                  [
                    508837.85732715606,
                    4328625.4336534375,
                    -1.031818603641695
                  ],
                  [
                    509000.0173271561,
                    4328625.4336534375,
                    1.568181396358305
                  ],
                  [
                    509000.0173271561,
                    4327999.993653438,
                    1.568181396358305
                  ],
                  [
                    508837.85732715606,
                    4327999.993653438,
                    -1.031818603641695
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:35:49+00:00",
            "end_time": "2020-07-02T17:29:06+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": "20200702_USGS_NJ_18SWJ5873.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.3253744607659,
              39.50466974068699,
              -2.58998256222589
            ],
            [
              -74.32536446953227,
              39.505703001437475,
              -2.58998256222589
            ],
            [
              -74.32357750042404,
              39.50569261824311,
              -0.289982562225889
            ],
            [
              -74.32358751811746,
              39.50465935787164,
              -0.289982562225889
            ],
            [
              -74.3253744607659,
              39.50466974068699,
              -2.58998256222589
            ]
          ]
        ]
      },
      "bbox": [
        -74.32537446,
        39.50465936,
        -2.589982562,
        -74.3235775,
        39.505703,
        -0.2899825622
      ],
      "properties": {
        "datetime": "2020-07-02T14:24:04Z",
        "pc:count": 50767,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 558085.1571,
            "count": 50767,
            "maximum": 558153.6555,
            "minimum": 558000.0155,
            "name": "X",
            "position": 0,
            "stddev": 43.09077627,
            "variance": 1856.814999
          },
          {
            "average": 4373050.511,
            "count": 50767,
            "maximum": 4373114.66,
            "minimum": 4372999.98,
            "name": "Y",
            "position": 1,
            "stddev": 31.55649395,
            "variance": 995.8123106
          },
          {
            "average": -0.5937121503,
            "count": 50767,
            "maximum": -0.2899825622,
            "minimum": -2.589982562,
            "name": "Z",
            "position": 2,
            "stddev": 0.2305544721,
            "variance": 0.05315536461
          },
          {
            "average": 2436.999882,
            "count": 50767,
            "maximum": 8271,
            "minimum": 26,
            "name": "Intensity",
            "position": 3,
            "stddev": 1116.273902,
            "variance": 1246067.425
          },
          {
            "average": 1,
            "count": 50767,
            "maximum": 1,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 50767,
            "maximum": 1,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 50767,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50767,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 29,
            "count": 50767,
            "maximum": 29,
            "minimum": 29,
            "name": "Classification",
            "position": 8,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 21.52262351,
            "count": 50767,
            "maximum": 25.00200081,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 2.771792556,
            "variance": 7.682833974
          },
          {
            "average": 2,
            "count": 50767,
            "maximum": 2,
            "minimum": 2,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 50767,
            "maximum": 1,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 277735042,
            "count": 50767,
            "maximum": 277735044.5,
            "minimum": 277735038.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1.53674336,
            "variance": 2.361580156
          },
          {
            "average": 0,
            "count": 50767,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50767,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50767,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50767,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 50767,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          558000.0155,
          4372999.98,
          -2.589982562,
          558153.6555,
          4373114.66,
          -0.2899825622
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                558000.0155334856,
                4372999.980288144,
                -2.58998256222589
              ],
              [
                558000.0155334856,
                4373114.660288144,
                -2.58998256222589
              ],
              [
                558153.6555334855,
                4373114.660288144,
                -0.289982562225889
              ],
              [
                558153.6555334855,
                4372999.980288144,
                -0.289982562225889
              ],
              [
                558000.0155334856,
                4372999.980288144,
                -2.58998256222589
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:24:04+00:00",
        "end_time": "2020-07-02T14:23:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5873.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5873.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5873.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5873.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.32537446,
            39.50465936,
            -2.589982562,
            -74.3235775,
            39.505703,
            -0.2899825622
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.3253744607659,
                  39.50466974068699,
                  -2.58998256222589
                ],
                [
                  -74.32536446953227,
                  39.505703001437475,
                  -2.58998256222589
                ],
                [
                  -74.32357750042404,
                  39.50569261824311,
                  -0.289982562225889
                ],
                [
                  -74.32358751811746,
                  39.50465935787164,
                  -0.289982562225889
                ],
                [
                  -74.3253744607659,
                  39.50466974068699,
                  -2.58998256222589
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5873.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5873.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:24:04Z",
            "pc:count": 50767,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 558085.1571,
                "count": 50767,
                "maximum": 558153.6555,
                "minimum": 558000.0155,
                "name": "X",
                "position": 0,
                "stddev": 43.09077627,
                "variance": 1856.814999
              },
              {
                "average": 4373050.511,
                "count": 50767,
                "maximum": 4373114.66,
                "minimum": 4372999.98,
                "name": "Y",
                "position": 1,
                "stddev": 31.55649395,
                "variance": 995.8123106
              },
              {
                "average": -0.5937121503,
                "count": 50767,
                "maximum": -0.2899825622,
                "minimum": -2.589982562,
                "name": "Z",
                "position": 2,
                "stddev": 0.2305544721,
                "variance": 0.05315536461
              },
              {
                "average": 2436.999882,
                "count": 50767,
                "maximum": 8271,
                "minimum": 26,
                "name": "Intensity",
                "position": 3,
                "stddev": 1116.273902,
                "variance": 1246067.425
              },
              {
                "average": 1,
                "count": 50767,
                "maximum": 1,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 50767,
                "maximum": 1,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 50767,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50767,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 29,
                "count": 50767,
                "maximum": 29,
                "minimum": 29,
                "name": "Classification",
                "position": 8,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 21.52262351,
                "count": 50767,
                "maximum": 25.00200081,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 2.771792556,
                "variance": 7.682833974
              },
              {
                "average": 2,
                "count": 50767,
                "maximum": 2,
                "minimum": 2,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 50767,
                "maximum": 1,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 277735042,
                "count": 50767,
                "maximum": 277735044.5,
                "minimum": 277735038.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1.53674336,
                "variance": 2.361580156
              },
              {
                "average": 0,
                "count": 50767,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50767,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50767,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50767,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 50767,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              558000.0155,
              4372999.98,
              -2.589982562,
              558153.6555,
              4373114.66,
              -0.2899825622
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    558000.0155334856,
                    4372999.980288144,
                    -2.58998256222589
                  ],
                  [
                    558000.0155334856,
                    4373114.660288144,
                    -2.58998256222589
                  ],
                  [
                    558153.6555334855,
                    4373114.660288144,
                    -0.289982562225889
                  ],
                  [
                    558153.6555334855,
                    4372999.980288144,
                    -0.289982562225889
                  ],
                  [
                    558000.0155334856,
                    4372999.980288144,
                    -2.58998256222589
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:24:04+00:00",
            "end_time": "2020-07-02T14:23:58+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": "20200702_USGS_NJ_18SWJ1414.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.82915725507463,
              38.97485398066666,
              2.642879068790061
            ],
            [
              -74.82915349197185,
              38.976420154134445,
              2.642879068790061
            ],
            [
              -74.82683095727324,
              38.976416730774616,
              25.302879068790062
            ],
            [
              -74.82683477153206,
              38.974850557496964,
              25.302879068790062
            ],
            [
              -74.82915725507463,
              38.97485398066666,
              2.642879068790061
            ]
          ]
        ]
      },
      "bbox": [
        -74.82915726,
        38.97485056,
        2.642879069,
        -74.82683096,
        38.97642015,
        25.30287907
      ],
      "properties": {
        "datetime": "2020-07-02T15:51:20Z",
        "pc:count": 93139,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 514920.64,
            "count": 93139,
            "maximum": 514999.9923,
            "minimum": 514798.8123,
            "name": "X",
            "position": 0,
            "stddev": 52.92734583,
            "variance": 2801.303937
          },
          {
            "average": 4314066.669,
            "count": 93139,
            "maximum": 4314173.786,
            "minimum": 4313999.986,
            "name": "Y",
            "position": 1,
            "stddev": 45.17435787,
            "variance": 2040.722609
          },
          {
            "average": 5.324070192,
            "count": 93139,
            "maximum": 25.30287907,
            "minimum": 2.642879069,
            "name": "Z",
            "position": 2,
            "stddev": 3.828530304,
            "variance": 14.65764429
          },
          {
            "average": 8135.991658,
            "count": 93139,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 8912.834063,
            "variance": 79438611.03
          },
          {
            "average": 1.317664995,
            "count": 93139,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7180999695,
            "variance": 0.5156675662
          },
          {
            "average": 1.653270918,
            "count": 93139,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.086741959,
            "variance": 1.181008085
          },
          {
            "average": 1,
            "count": 93139,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 93139,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.526449715,
            "count": 93139,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4993026029,
            "variance": 0.2493030893
          },
          {
            "average": 19.35757562,
            "count": 93139,
            "maximum": 21,
            "minimum": 18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 0.4948473567,
            "variance": 0.2448739064
          },
          {
            "average": 1.344613964,
            "count": 93139,
            "maximum": 8,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.7823006488,
            "variance": 0.6119943052
          },
          {
            "average": 1,
            "count": 93139,
            "maximum": 1,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 277740278,
            "count": 93139,
            "maximum": 277740280.6,
            "minimum": 277740275.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1.394731304,
            "variance": 1.945275409
          },
          {
            "average": 0,
            "count": 93139,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 93139,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 93139,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 93139,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 93139,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          514798.8123,
          4313999.986,
          2.642879069,
          514999.9923,
          4314173.786,
          25.30287907
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                514798.81233498635,
                4313999.985723611,
                2.642879068790061
              ],
              [
                514798.81233498635,
                4314173.785723612,
                2.642879068790061
              ],
              [
                514999.9923349864,
                4314173.785723612,
                25.302879068790062
              ],
              [
                514999.9923349864,
                4313999.985723611,
                25.302879068790062
              ],
              [
                514798.81233498635,
                4313999.985723611,
                2.642879068790061
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T15:51:20+00:00",
        "end_time": "2020-07-02T15:51:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1414.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1414.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1414.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1414.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.82915726,
            38.97485056,
            2.642879069,
            -74.82683096,
            38.97642015,
            25.30287907
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.82915725507463,
                  38.97485398066666,
                  2.642879068790061
                ],
                [
                  -74.82915349197185,
                  38.976420154134445,
                  2.642879068790061
                ],
                [
                  -74.82683095727324,
                  38.976416730774616,
                  25.302879068790062
                ],
                [
                  -74.82683477153206,
                  38.974850557496964,
                  25.302879068790062
                ],
                [
                  -74.82915725507463,
                  38.97485398066666,
                  2.642879068790061
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1414.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1414.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T15:51:20Z",
            "pc:count": 93139,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 514920.64,
                "count": 93139,
                "maximum": 514999.9923,
                "minimum": 514798.8123,
                "name": "X",
                "position": 0,
                "stddev": 52.92734583,
                "variance": 2801.303937
              },
              {
                "average": 4314066.669,
                "count": 93139,
                "maximum": 4314173.786,
                "minimum": 4313999.986,
                "name": "Y",
                "position": 1,
                "stddev": 45.17435787,
                "variance": 2040.722609
              },
              {
                "average": 5.324070192,
                "count": 93139,
                "maximum": 25.30287907,
                "minimum": 2.642879069,
                "name": "Z",
                "position": 2,
                "stddev": 3.828530304,
                "variance": 14.65764429
              },
              {
                "average": 8135.991658,
                "count": 93139,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 8912.834063,
                "variance": 79438611.03
              },
              {
                "average": 1.317664995,
                "count": 93139,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7180999695,
                "variance": 0.5156675662
              },
              {
                "average": 1.653270918,
                "count": 93139,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.086741959,
                "variance": 1.181008085
              },
              {
                "average": 1,
                "count": 93139,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 93139,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.526449715,
                "count": 93139,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4993026029,
                "variance": 0.2493030893
              },
              {
                "average": 19.35757562,
                "count": 93139,
                "maximum": 21,
                "minimum": 18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 0.4948473567,
                "variance": 0.2448739064
              },
              {
                "average": 1.344613964,
                "count": 93139,
                "maximum": 8,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.7823006488,
                "variance": 0.6119943052
              },
              {
                "average": 1,
                "count": 93139,
                "maximum": 1,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 277740278,
                "count": 93139,
                "maximum": 277740280.6,
                "minimum": 277740275.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1.394731304,
                "variance": 1.945275409
              },
              {
                "average": 0,
                "count": 93139,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 93139,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 93139,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 93139,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 93139,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              514798.8123,
              4313999.986,
              2.642879069,
              514999.9923,
              4314173.786,
              25.30287907
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    514798.81233498635,
                    4313999.985723611,
                    2.642879068790061
                  ],
                  [
                    514798.81233498635,
                    4314173.785723612,
                    2.642879068790061
                  ],
                  [
                    514999.9923349864,
                    4314173.785723612,
                    25.302879068790062
                  ],
                  [
                    514999.9923349864,
                    4313999.985723611,
                    25.302879068790062
                  ],
                  [
                    514798.81233498635,
                    4313999.985723611,
                    2.642879068790061
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T15:51:20+00:00",
            "end_time": "2020-07-02T15:51:15+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": "20200703_USGS_NJ_18SWJ1822.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.79199075396468,
              39.04688426396841,
              -1.353776514054196
            ],
            [
              -74.79196431910815,
              39.055895482064074,
              -1.353776514054196
            ],
            [
              -74.78040685879353,
              39.055874293878816,
              1.646223485945804
            ],
            [
              -74.78043476221538,
              39.046863082549365,
              1.646223485945804
            ],
            [
              -74.79199075396468,
              39.04688426396841,
              -1.353776514054196
            ]
          ]
        ]
      },
      "bbox": [
        -74.79199075,
        39.04686308,
        -1.353776514,
        -74.78040686,
        39.05589548,
        1.646223486
      ],
      "properties": {
        "datetime": "2020-07-03T17:12:12Z",
        "pc:count": 4120629,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 518514.2697,
            "count": 4120629,
            "maximum": 519000.0006,
            "minimum": 518000.0006,
            "name": "X",
            "position": 0,
            "stddev": 294.7315261,
            "variance": 86866.67246
          },
          {
            "average": 4322501.825,
            "count": 4120629,
            "maximum": 4322999.984,
            "minimum": 4321999.984,
            "name": "Y",
            "position": 1,
            "stddev": 292.2229558,
            "variance": 85394.25587
          },
          {
            "average": 0.6486912912,
            "count": 4120629,
            "maximum": 1.646223486,
            "minimum": -1.353776514,
            "name": "Z",
            "position": 2,
            "stddev": 0.3640639507,
            "variance": 0.1325425602
          },
          {
            "average": 4735.890816,
            "count": 4120629,
            "maximum": 32459,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2654.601678,
            "variance": 7046910.069
          },
          {
            "average": 1.001671104,
            "count": 4120629,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.04092807096,
            "variance": 0.001675106993
          },
          {
            "average": 1.003380795,
            "count": 4120629,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.05822156664,
            "variance": 0.003389750822
          },
          {
            "average": 1,
            "count": 4120629,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4120629,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.172622675,
            "count": 4120629,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 3.607925012,
            "variance": 13.01712289
          },
          {
            "average": 20.06918092,
            "count": 4120629,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.580894919,
            "variance": 2.499228747
          },
          {
            "average": 1.025753107,
            "count": 4120629,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.1584361851,
            "variance": 0.02510202475
          },
          {
            "average": 7.652229793,
            "count": 4120629,
            "maximum": 11,
            "minimum": 4,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.545118282,
            "variance": 2.387390506
          },
          {
            "average": 277830191.8,
            "count": 4120629,
            "maximum": 277831532.1,
            "minimum": 277828707.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 637.0395716,
            "variance": 405819.4158
          },
          {
            "average": 0,
            "count": 4120629,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4120629,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4120629,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4120629,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4120629,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          518000.0006,
          4321999.984,
          -1.353776514,
          519000.0006,
          4322999.984,
          1.646223486
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                518000.00062697066,
                4321999.984479246,
                -1.353776514054196
              ],
              [
                518000.00062697066,
                4322999.984479246,
                -1.353776514054196
              ],
              [
                519000.00062697066,
                4322999.984479246,
                1.646223485945804
              ],
              [
                519000.00062697066,
                4321999.984479246,
                1.646223485945804
              ],
              [
                518000.00062697066,
                4321999.984479246,
                -1.353776514054196
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T17:12:12+00:00",
        "end_time": "2020-07-03T16:25:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1822.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1822.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1822.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1822.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.79199075,
            39.04686308,
            -1.353776514,
            -74.78040686,
            39.05589548,
            1.646223486
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.79199075396468,
                  39.04688426396841,
                  -1.353776514054196
                ],
                [
                  -74.79196431910815,
                  39.055895482064074,
                  -1.353776514054196
                ],
                [
                  -74.78040685879353,
                  39.055874293878816,
                  1.646223485945804
                ],
                [
                  -74.78043476221538,
                  39.046863082549365,
                  1.646223485945804
                ],
                [
                  -74.79199075396468,
                  39.04688426396841,
                  -1.353776514054196
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1822.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1822.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T17:12:12Z",
            "pc:count": 4120629,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 518514.2697,
                "count": 4120629,
                "maximum": 519000.0006,
                "minimum": 518000.0006,
                "name": "X",
                "position": 0,
                "stddev": 294.7315261,
                "variance": 86866.67246
              },
              {
                "average": 4322501.825,
                "count": 4120629,
                "maximum": 4322999.984,
                "minimum": 4321999.984,
                "name": "Y",
                "position": 1,
                "stddev": 292.2229558,
                "variance": 85394.25587
              },
              {
                "average": 0.6486912912,
                "count": 4120629,
                "maximum": 1.646223486,
                "minimum": -1.353776514,
                "name": "Z",
                "position": 2,
                "stddev": 0.3640639507,
                "variance": 0.1325425602
              },
              {
                "average": 4735.890816,
                "count": 4120629,
                "maximum": 32459,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2654.601678,
                "variance": 7046910.069
              },
              {
                "average": 1.001671104,
                "count": 4120629,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.04092807096,
                "variance": 0.001675106993
              },
              {
                "average": 1.003380795,
                "count": 4120629,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.05822156664,
                "variance": 0.003389750822
              },
              {
                "average": 1,
                "count": 4120629,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4120629,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.172622675,
                "count": 4120629,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 3.607925012,
                "variance": 13.01712289
              },
              {
                "average": 20.06918092,
                "count": 4120629,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.580894919,
                "variance": 2.499228747
              },
              {
                "average": 1.025753107,
                "count": 4120629,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.1584361851,
                "variance": 0.02510202475
              },
              {
                "average": 7.652229793,
                "count": 4120629,
                "maximum": 11,
                "minimum": 4,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.545118282,
                "variance": 2.387390506
              },
              {
                "average": 277830191.8,
                "count": 4120629,
                "maximum": 277831532.1,
                "minimum": 277828707.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 637.0395716,
                "variance": 405819.4158
              },
              {
                "average": 0,
                "count": 4120629,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4120629,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4120629,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4120629,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4120629,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              518000.0006,
              4321999.984,
              -1.353776514,
              519000.0006,
              4322999.984,
              1.646223486
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    518000.00062697066,
                    4321999.984479246,
                    -1.353776514054196
                  ],
                  [
                    518000.00062697066,
                    4322999.984479246,
                    -1.353776514054196
                  ],
                  [
                    519000.00062697066,
                    4322999.984479246,
                    1.646223485945804
                  ],
                  [
                    519000.00062697066,
                    4321999.984479246,
                    1.646223485945804
                  ],
                  [
                    518000.00062697066,
                    4321999.984479246,
                    -1.353776514054196
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T17:12:12+00:00",
            "end_time": "2020-07-03T16:25:07+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": "20200703_USGS_NJ_18SWJ2329.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.7339740767255,
              39.10984487306443,
              -2.634783852202054
            ],
            [
              -74.73394019298375,
              39.11885595573908,
              -2.634783852202054
            ],
            [
              -74.72237250360816,
              39.11882898094512,
              12.065216147797948
            ],
            [
              -74.72240786049457,
              39.10981790688044,
              12.065216147797948
            ],
            [
              -74.7339740767255,
              39.10984487306443,
              -2.634783852202054
            ]
          ]
        ]
      },
      "bbox": [
        -74.73397408,
        39.10981791,
        -2.634783852,
        -74.7223725,
        39.11885596,
        12.06521615
      ],
      "properties": {
        "datetime": "2020-07-03T17:14:08Z",
        "pc:count": 2420128,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 523475.1769,
            "count": 2420128,
            "maximum": 524000.0083,
            "minimum": 523000.0083,
            "name": "X",
            "position": 0,
            "stddev": 303.5495028,
            "variance": 92142.30063
          },
          {
            "average": 4329394.9,
            "count": 2420128,
            "maximum": 4329999.984,
            "minimum": 4328999.984,
            "name": "Y",
            "position": 1,
            "stddev": 266.7444604,
            "variance": 71152.60716
          },
          {
            "average": 0.4068430122,
            "count": 2420128,
            "maximum": 12.06521615,
            "minimum": -2.634783852,
            "name": "Z",
            "position": 2,
            "stddev": 0.7062993095,
            "variance": 0.4988587146
          },
          {
            "average": 4302.023788,
            "count": 2420128,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2778.645635,
            "variance": 7720871.563
          },
          {
            "average": 1.011168418,
            "count": 2420128,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1102468778,
            "variance": 0.01215437406
          },
          {
            "average": 1.022524428,
            "count": 2420128,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1596573178,
            "variance": 0.02549045912
          },
          {
            "average": 1,
            "count": 2420128,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2420128,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 4.339037439,
            "count": 2420128,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 8.09128984,
            "variance": 65.46897127
          },
          {
            "average": 20.09544594,
            "count": 2420128,
            "maximum": 25.00200081,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.560460353,
            "variance": 2.435036512
          },
          {
            "average": 1.11310848,
            "count": 2420128,
            "maximum": 6,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.3185933269,
            "variance": 0.1015017079
          },
          {
            "average": 7.564263543,
            "count": 2420128,
            "maximum": 11,
            "minimum": 4,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.721568925,
            "variance": 2.963799564
          },
          {
            "average": 277830154.9,
            "count": 2420128,
            "maximum": 277831648.3,
            "minimum": 277828585.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 714.8550875,
            "variance": 511017.7961
          },
          {
            "average": 0,
            "count": 2420128,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2420128,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2420128,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2420128,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2420128,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          523000.0083,
          4328999.984,
          -2.634783852,
          524000.0083,
          4329999.984,
          12.06521615
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                523000.0082883118,
                4328999.983929883,
                -2.634783852202054
              ],
              [
                523000.0082883118,
                4329999.983929883,
                -2.634783852202054
              ],
              [
                524000.0082883118,
                4329999.983929883,
                12.065216147797948
              ],
              [
                524000.0082883118,
                4328999.983929883,
                12.065216147797948
              ],
              [
                523000.0082883118,
                4328999.983929883,
                -2.634783852202054
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T17:14:08+00:00",
        "end_time": "2020-07-03T16:23:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ2329.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ2329.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ2329.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2329.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.73397408,
            39.10981791,
            -2.634783852,
            -74.7223725,
            39.11885596,
            12.06521615
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.7339740767255,
                  39.10984487306443,
                  -2.634783852202054
                ],
                [
                  -74.73394019298375,
                  39.11885595573908,
                  -2.634783852202054
                ],
                [
                  -74.72237250360816,
                  39.11882898094512,
                  12.065216147797948
                ],
                [
                  -74.72240786049457,
                  39.10981790688044,
                  12.065216147797948
                ],
                [
                  -74.7339740767255,
                  39.10984487306443,
                  -2.634783852202054
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ2329.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2329.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T17:14:08Z",
            "pc:count": 2420128,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 523475.1769,
                "count": 2420128,
                "maximum": 524000.0083,
                "minimum": 523000.0083,
                "name": "X",
                "position": 0,
                "stddev": 303.5495028,
                "variance": 92142.30063
              },
              {
                "average": 4329394.9,
                "count": 2420128,
                "maximum": 4329999.984,
                "minimum": 4328999.984,
                "name": "Y",
                "position": 1,
                "stddev": 266.7444604,
                "variance": 71152.60716
              },
              {
                "average": 0.4068430122,
                "count": 2420128,
                "maximum": 12.06521615,
                "minimum": -2.634783852,
                "name": "Z",
                "position": 2,
                "stddev": 0.7062993095,
                "variance": 0.4988587146
              },
              {
                "average": 4302.023788,
                "count": 2420128,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2778.645635,
                "variance": 7720871.563
              },
              {
                "average": 1.011168418,
                "count": 2420128,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1102468778,
                "variance": 0.01215437406
              },
              {
                "average": 1.022524428,
                "count": 2420128,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1596573178,
                "variance": 0.02549045912
              },
              {
                "average": 1,
                "count": 2420128,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2420128,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 4.339037439,
                "count": 2420128,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 8.09128984,
                "variance": 65.46897127
              },
              {
                "average": 20.09544594,
                "count": 2420128,
                "maximum": 25.00200081,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.560460353,
                "variance": 2.435036512
              },
              {
                "average": 1.11310848,
                "count": 2420128,
                "maximum": 6,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.3185933269,
                "variance": 0.1015017079
              },
              {
                "average": 7.564263543,
                "count": 2420128,
                "maximum": 11,
                "minimum": 4,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.721568925,
                "variance": 2.963799564
              },
              {
                "average": 277830154.9,
                "count": 2420128,
                "maximum": 277831648.3,
                "minimum": 277828585.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 714.8550875,
                "variance": 511017.7961
              },
              {
                "average": 0,
                "count": 2420128,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2420128,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2420128,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2420128,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2420128,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              523000.0083,
              4328999.984,
              -2.634783852,
              524000.0083,
              4329999.984,
              12.06521615
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    523000.0082883118,
                    4328999.983929883,
                    -2.634783852202054
                  ],
                  [
                    523000.0082883118,
                    4329999.983929883,
                    -2.634783852202054
                  ],
                  [
                    524000.0082883118,
                    4329999.983929883,
                    12.065216147797948
                  ],
                  [
                    524000.0082883118,
                    4328999.983929883,
                    12.065216147797948
                  ],
                  [
                    523000.0082883118,
                    4328999.983929883,
                    -2.634783852202054
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T17:14:08+00:00",
            "end_time": "2020-07-03T16:23:05+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200703_USGS_NJ_18SWJ1627.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.80664909141292,
              39.0919656541258,
              -0.516420032339969
            ],
            [
              -74.80663920236526,
              39.09558687908763,
              -0.516420032339969
            ],
            [
              -74.80341170344536,
              39.09558148196428,
              24.86357996766003
            ],
            [
              -74.80342175755436,
              39.09196025769491,
              24.86357996766003
            ],
            [
              -74.80664909141292,
              39.0919656541258,
              -0.516420032339969
            ]
          ]
        ]
      },
      "bbox": [
        -74.80664909,
        39.09196026,
        -0.5164200323,
        -74.8034117,
        39.09558688,
        24.86357997
      ],
      "properties": {
        "datetime": "2020-07-03T18:59:34Z",
        "pc:count": 694345,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 516879.8318,
            "count": 694345,
            "maximum": 517000.0055,
            "minimum": 516720.9055,
            "name": "X",
            "position": 0,
            "stddev": 74.39752841,
            "variance": 5534.992234
          },
          {
            "average": 4327107.487,
            "count": 694345,
            "maximum": 4327401.842,
            "minimum": 4326999.982,
            "name": "Y",
            "position": 1,
            "stddev": 81.3608455,
            "variance": 6619.587181
          },
          {
            "average": 8.383127066,
            "count": 694345,
            "maximum": 24.86357997,
            "minimum": -0.5164200323,
            "name": "Z",
            "position": 2,
            "stddev": 5.418720428,
            "variance": 29.36253108
          },
          {
            "average": 1164.814674,
            "count": 694345,
            "maximum": 34485,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 1852.785289,
            "variance": 3432813.326
          },
          {
            "average": 2.605765146,
            "count": 694345,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.29479139,
            "variance": 1.676484743
          },
          {
            "average": 4.204071463,
            "count": 694345,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.278697907,
            "variance": 1.635068338
          },
          {
            "average": 1,
            "count": 694345,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 694345,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.168831057,
            "count": 694345,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.3746029005,
            "variance": 0.140327333
          },
          {
            "average": 19.34087864,
            "count": 694345,
            "maximum": 22.00200081,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.202855846,
            "variance": 1.446862186
          },
          {
            "average": 3.102741433,
            "count": 694345,
            "maximum": 14,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.960833351,
            "variance": 3.844867431
          },
          {
            "average": 26.93495453,
            "count": 694345,
            "maximum": 27,
            "minimum": 26,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.2466062618,
            "variance": 0.06081464834
          },
          {
            "average": 277837945.2,
            "count": 694345,
            "maximum": 277837974,
            "minimum": 277837594,
            "name": "GpsTime",
            "position": 12,
            "stddev": 92.33532132,
            "variance": 8525.811563
          },
          {
            "average": 0,
            "count": 694345,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 694345,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 694345,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 694345,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 694345,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          516720.9055,
          4326999.982,
          -0.5164200323,
          517000.0055,
          4327401.842,
          24.86357997
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                516720.9055310669,
                4326999.981662609,
                -0.516420032339969
              ],
              [
                516720.9055310669,
                4327401.841662608,
                -0.516420032339969
              ],
              [
                517000.00553106685,
                4327401.841662608,
                24.86357996766003
              ],
              [
                517000.00553106685,
                4326999.981662609,
                24.86357996766003
              ],
              [
                516720.9055310669,
                4326999.981662609,
                -0.516420032339969
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:59:34+00:00",
        "end_time": "2020-07-03T18:53:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1627.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1627.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1627.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1627.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.80664909,
            39.09196026,
            -0.5164200323,
            -74.8034117,
            39.09558688,
            24.86357997
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.80664909141292,
                  39.0919656541258,
                  -0.516420032339969
                ],
                [
                  -74.80663920236526,
                  39.09558687908763,
                  -0.516420032339969
                ],
                [
                  -74.80341170344536,
                  39.09558148196428,
                  24.86357996766003
                ],
                [
                  -74.80342175755436,
                  39.09196025769491,
                  24.86357996766003
                ],
                [
                  -74.80664909141292,
                  39.0919656541258,
                  -0.516420032339969
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1627.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1627.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:59:34Z",
            "pc:count": 694345,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 516879.8318,
                "count": 694345,
                "maximum": 517000.0055,
                "minimum": 516720.9055,
                "name": "X",
                "position": 0,
                "stddev": 74.39752841,
                "variance": 5534.992234
              },
              {
                "average": 4327107.487,
                "count": 694345,
                "maximum": 4327401.842,
                "minimum": 4326999.982,
                "name": "Y",
                "position": 1,
                "stddev": 81.3608455,
                "variance": 6619.587181
              },
              {
                "average": 8.383127066,
                "count": 694345,
                "maximum": 24.86357997,
                "minimum": -0.5164200323,
                "name": "Z",
                "position": 2,
                "stddev": 5.418720428,
                "variance": 29.36253108
              },
              {
                "average": 1164.814674,
                "count": 694345,
                "maximum": 34485,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 1852.785289,
                "variance": 3432813.326
              },
              {
                "average": 2.605765146,
                "count": 694345,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.29479139,
                "variance": 1.676484743
              },
              {
                "average": 4.204071463,
                "count": 694345,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.278697907,
                "variance": 1.635068338
              },
              {
                "average": 1,
                "count": 694345,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 694345,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.168831057,
                "count": 694345,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.3746029005,
                "variance": 0.140327333
              },
              {
                "average": 19.34087864,
                "count": 694345,
                "maximum": 22.00200081,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.202855846,
                "variance": 1.446862186
              },
              {
                "average": 3.102741433,
                "count": 694345,
                "maximum": 14,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.960833351,
                "variance": 3.844867431
              },
              {
                "average": 26.93495453,
                "count": 694345,
                "maximum": 27,
                "minimum": 26,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.2466062618,
                "variance": 0.06081464834
              },
              {
                "average": 277837945.2,
                "count": 694345,
                "maximum": 277837974,
                "minimum": 277837594,
                "name": "GpsTime",
                "position": 12,
                "stddev": 92.33532132,
                "variance": 8525.811563
              },
              {
                "average": 0,
                "count": 694345,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 694345,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 694345,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 694345,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 694345,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              516720.9055,
              4326999.982,
              -0.5164200323,
              517000.0055,
              4327401.842,
              24.86357997
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    516720.9055310669,
                    4326999.981662609,
                    -0.516420032339969
                  ],
                  [
                    516720.9055310669,
                    4327401.841662608,
                    -0.516420032339969
                  ],
                  [
                    517000.00553106685,
                    4327401.841662608,
                    24.86357996766003
                  ],
                  [
                    517000.00553106685,
                    4326999.981662609,
                    24.86357996766003
                  ],
                  [
                    516720.9055310669,
                    4326999.981662609,
                    -0.516420032339969
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:59:34+00:00",
            "end_time": "2020-07-03T18:53:14+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": "20200703_USGS_NJ_18SWJ1422.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.83821479789039,
              39.04695744149089,
              -1.091049512046048
            ],
            [
              -74.83819423693419,
              39.055968863218915,
              -1.091049512046048
            ],
            [
              -74.82663673317036,
              39.055952256196875,
              32.66895048795395
            ],
            [
              -74.82665876274253,
              39.04694083977223,
              32.66895048795395
            ],
            [
              -74.83821479789039,
              39.04695744149089,
              -1.091049512046048
            ]
          ]
        ]
      },
      "bbox": [
        -74.8382148,
        39.04694084,
        -1.091049512,
        -74.82663673,
        39.05596886,
        32.66895049
      ],
      "properties": {
        "datetime": "2020-07-03T18:58:24Z",
        "pc:count": 9243223,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 514446.0019,
            "count": 9243223,
            "maximum": 515000.0037,
            "minimum": 514000.0037,
            "name": "X",
            "position": 0,
            "stddev": 262.9085019,
            "variance": 69120.88039
          },
          {
            "average": 4322627.43,
            "count": 9243223,
            "maximum": 4322999.994,
            "minimum": 4321999.974,
            "name": "Y",
            "position": 1,
            "stddev": 295.6436688,
            "variance": 87405.17889
          },
          {
            "average": 7.867711459,
            "count": 9243223,
            "maximum": 32.66895049,
            "minimum": -1.091049512,
            "name": "Z",
            "position": 2,
            "stddev": 7.735537748,
            "variance": 59.83854425
          },
          {
            "average": 2431.029661,
            "count": 9243223,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2957.682878,
            "variance": 8747888.005
          },
          {
            "average": 2.091373323,
            "count": 9243223,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.287772008,
            "variance": 1.658356745
          },
          {
            "average": 3.184250126,
            "count": 9243223,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.82711216,
            "variance": 3.338338845
          },
          {
            "average": 1,
            "count": 9243223,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9243223,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.316634793,
            "count": 9243223,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4963809324,
            "variance": 0.24639403
          },
          {
            "average": 20.10901979,
            "count": 9243223,
            "maximum": 24,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.752922248,
            "variance": 3.072736408
          },
          {
            "average": 2.528947965,
            "count": 9243223,
            "maximum": 17,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 2.043085869,
            "variance": 4.17419987
          },
          {
            "average": 24.24758204,
            "count": 9243223,
            "maximum": 27,
            "minimum": 20,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.40673532,
            "variance": 1.978904261
          },
          {
            "average": 277836913.5,
            "count": 9243223,
            "maximum": 277837904.7,
            "minimum": 277835316.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 554.5559916,
            "variance": 307532.3479
          },
          {
            "average": 0,
            "count": 9243223,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9243223,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9243223,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9243223,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9243223,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          514000.0037,
          4321999.974,
          -1.091049512,
          515000.0037,
          4322999.994,
          32.66895049
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                514000.00366630533,
                4321999.973508339,
                -1.091049512046048
              ],
              [
                514000.00366630533,
                4322999.993508339,
                -1.091049512046048
              ],
              [
                515000.00366630533,
                4322999.993508339,
                32.66895048795395
              ],
              [
                515000.00366630533,
                4321999.973508339,
                32.66895048795395
              ],
              [
                514000.00366630533,
                4321999.973508339,
                -1.091049512046048
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:58:24+00:00",
        "end_time": "2020-07-03T18:15:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1422.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1422.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1422.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1422.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.8382148,
            39.04694084,
            -1.091049512,
            -74.82663673,
            39.05596886,
            32.66895049
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.83821479789039,
                  39.04695744149089,
                  -1.091049512046048
                ],
                [
                  -74.83819423693419,
                  39.055968863218915,
                  -1.091049512046048
                ],
                [
                  -74.82663673317036,
                  39.055952256196875,
                  32.66895048795395
                ],
                [
                  -74.82665876274253,
                  39.04694083977223,
                  32.66895048795395
                ],
                [
                  -74.83821479789039,
                  39.04695744149089,
                  -1.091049512046048
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1422.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1422.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:58:24Z",
            "pc:count": 9243223,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 514446.0019,
                "count": 9243223,
                "maximum": 515000.0037,
                "minimum": 514000.0037,
                "name": "X",
                "position": 0,
                "stddev": 262.9085019,
                "variance": 69120.88039
              },
              {
                "average": 4322627.43,
                "count": 9243223,
                "maximum": 4322999.994,
                "minimum": 4321999.974,
                "name": "Y",
                "position": 1,
                "stddev": 295.6436688,
                "variance": 87405.17889
              },
              {
                "average": 7.867711459,
                "count": 9243223,
                "maximum": 32.66895049,
                "minimum": -1.091049512,
                "name": "Z",
                "position": 2,
                "stddev": 7.735537748,
                "variance": 59.83854425
              },
              {
                "average": 2431.029661,
                "count": 9243223,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2957.682878,
                "variance": 8747888.005
              },
              {
                "average": 2.091373323,
                "count": 9243223,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.287772008,
                "variance": 1.658356745
              },
              {
                "average": 3.184250126,
                "count": 9243223,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.82711216,
                "variance": 3.338338845
              },
              {
                "average": 1,
                "count": 9243223,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9243223,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.316634793,
                "count": 9243223,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4963809324,
                "variance": 0.24639403
              },
              {
                "average": 20.10901979,
                "count": 9243223,
                "maximum": 24,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.752922248,
                "variance": 3.072736408
              },
              {
                "average": 2.528947965,
                "count": 9243223,
                "maximum": 17,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 2.043085869,
                "variance": 4.17419987
              },
              {
                "average": 24.24758204,
                "count": 9243223,
                "maximum": 27,
                "minimum": 20,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.40673532,
                "variance": 1.978904261
              },
              {
                "average": 277836913.5,
                "count": 9243223,
                "maximum": 277837904.7,
                "minimum": 277835316.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 554.5559916,
                "variance": 307532.3479
              },
              {
                "average": 0,
                "count": 9243223,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9243223,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9243223,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9243223,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9243223,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              514000.0037,
              4321999.974,
              -1.091049512,
              515000.0037,
              4322999.994,
              32.66895049
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    514000.00366630533,
                    4321999.973508339,
                    -1.091049512046048
                  ],
                  [
                    514000.00366630533,
                    4322999.993508339,
                    -1.091049512046048
                  ],
                  [
                    515000.00366630533,
                    4322999.993508339,
                    32.66895048795395
                  ],
                  [
                    515000.00366630533,
                    4321999.973508339,
                    32.66895048795395
                  ],
                  [
                    514000.00366630533,
                    4321999.973508339,
                    -1.091049512046048
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:58:24+00:00",
            "end_time": "2020-07-03T18:15:16+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200703_USGS_NJ_18SWJ1725.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.80347186331981,
              39.073937832323764,
              -1.20066640052061
            ],
            [
              -74.8034468629586,
              39.082949195110956,
              -1.20066640052061
            ],
            [
              -74.79188474988399,
              39.082929132592355,
              26.97933359947939
            ],
            [
              -74.7919112208504,
              39.07391777621073,
              26.97933359947939
            ],
            [
              -74.80347186331981,
              39.073937832323764,
              -1.20066640052061
            ]
          ]
        ]
      },
      "bbox": [
        -74.80347186,
        39.07391778,
        -1.200666401,
        -74.79188475,
        39.0829492,
        26.9793336
      ],
      "properties": {
        "datetime": "2020-07-03T19:12:06Z",
        "pc:count": 4943216,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 517489.3514,
            "count": 4943216,
            "maximum": 518000.0173,
            "minimum": 516999.9973,
            "name": "X",
            "position": 0,
            "stddev": 286.7506775,
            "variance": 82225.95104
          },
          {
            "average": 4325457.185,
            "count": 4943216,
            "maximum": 4325999.993,
            "minimum": 4324999.973,
            "name": "Y",
            "position": 1,
            "stddev": 285.6211283,
            "variance": 81579.42892
          },
          {
            "average": 1.065138019,
            "count": 4943216,
            "maximum": 26.9793336,
            "minimum": -1.200666401,
            "name": "Z",
            "position": 2,
            "stddev": 1.747072538,
            "variance": 3.052262453
          },
          {
            "average": 4589.552787,
            "count": 4943216,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2811.512919,
            "variance": 7904604.896
          },
          {
            "average": 1.065034989,
            "count": 4943216,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.353794926,
            "variance": 0.1251708496
          },
          {
            "average": 1.13081241,
            "count": 4943216,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5587718678,
            "variance": 0.3122260002
          },
          {
            "average": 1,
            "count": 4943216,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4943216,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.756476351,
            "count": 4943216,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.991185626,
            "variance": 3.964820196
          },
          {
            "average": 19.99108701,
            "count": 4943216,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.454452612,
            "variance": 2.1154324
          },
          {
            "average": 1.078133345,
            "count": 4943216,
            "maximum": 10,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.3902213121,
            "variance": 0.1522726724
          },
          {
            "average": 21.48986429,
            "count": 4943216,
            "maximum": 29,
            "minimum": 17,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 3.400572239,
            "variance": 11.56389155
          },
          {
            "average": 277835820.3,
            "count": 4943216,
            "maximum": 277838726.1,
            "minimum": 277834027.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1318.335942,
            "variance": 1738009.656
          },
          {
            "average": 0,
            "count": 4943216,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4943216,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4943216,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4943216,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4943216,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          516999.9973,
          4324999.973,
          -1.200666401,
          518000.0173,
          4325999.993,
          26.9793336
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                516999.99734726653,
                4324999.973408103,
                -1.20066640052061
              ],
              [
                516999.99734726653,
                4325999.993408103,
                -1.20066640052061
              ],
              [
                518000.01734726655,
                4325999.993408103,
                26.97933359947939
              ],
              [
                518000.01734726655,
                4324999.973408103,
                26.97933359947939
              ],
              [
                516999.99734726653,
                4324999.973408103,
                -1.20066640052061
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T19:12:06+00:00",
        "end_time": "2020-07-03T17:53:47+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1725.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1725.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1725.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1725.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.80347186,
            39.07391778,
            -1.200666401,
            -74.79188475,
            39.0829492,
            26.9793336
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.80347186331981,
                  39.073937832323764,
                  -1.20066640052061
                ],
                [
                  -74.8034468629586,
                  39.082949195110956,
                  -1.20066640052061
                ],
                [
                  -74.79188474988399,
                  39.082929132592355,
                  26.97933359947939
                ],
                [
                  -74.7919112208504,
                  39.07391777621073,
                  26.97933359947939
                ],
                [
                  -74.80347186331981,
                  39.073937832323764,
                  -1.20066640052061
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1725.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1725.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T19:12:06Z",
            "pc:count": 4943216,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 517489.3514,
                "count": 4943216,
                "maximum": 518000.0173,
                "minimum": 516999.9973,
                "name": "X",
                "position": 0,
                "stddev": 286.7506775,
                "variance": 82225.95104
              },
              {
                "average": 4325457.185,
                "count": 4943216,
                "maximum": 4325999.993,
                "minimum": 4324999.973,
                "name": "Y",
                "position": 1,
                "stddev": 285.6211283,
                "variance": 81579.42892
              },
              {
                "average": 1.065138019,
                "count": 4943216,
                "maximum": 26.9793336,
                "minimum": -1.200666401,
                "name": "Z",
                "position": 2,
                "stddev": 1.747072538,
                "variance": 3.052262453
              },
              {
                "average": 4589.552787,
                "count": 4943216,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2811.512919,
                "variance": 7904604.896
              },
              {
                "average": 1.065034989,
                "count": 4943216,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.353794926,
                "variance": 0.1251708496
              },
              {
                "average": 1.13081241,
                "count": 4943216,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5587718678,
                "variance": 0.3122260002
              },
              {
                "average": 1,
                "count": 4943216,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4943216,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.756476351,
                "count": 4943216,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.991185626,
                "variance": 3.964820196
              },
              {
                "average": 19.99108701,
                "count": 4943216,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.454452612,
                "variance": 2.1154324
              },
              {
                "average": 1.078133345,
                "count": 4943216,
                "maximum": 10,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.3902213121,
                "variance": 0.1522726724
              },
              {
                "average": 21.48986429,
                "count": 4943216,
                "maximum": 29,
                "minimum": 17,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 3.400572239,
                "variance": 11.56389155
              },
              {
                "average": 277835820.3,
                "count": 4943216,
                "maximum": 277838726.1,
                "minimum": 277834027.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1318.335942,
                "variance": 1738009.656
              },
              {
                "average": 0,
                "count": 4943216,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4943216,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4943216,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4943216,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4943216,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              516999.9973,
              4324999.973,
              -1.200666401,
              518000.0173,
              4325999.993,
              26.9793336
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    516999.99734726653,
                    4324999.973408103,
                    -1.20066640052061
                  ],
                  [
                    516999.99734726653,
                    4325999.993408103,
                    -1.20066640052061
                  ],
                  [
                    518000.01734726655,
                    4325999.993408103,
                    26.97933359947939
                  ],
                  [
                    518000.01734726655,
                    4324999.973408103,
                    26.97933359947939
                  ],
                  [
                    516999.99734726653,
                    4324999.973408103,
                    -1.20066640052061
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T19:12:06+00:00",
            "end_time": "2020-07-03T17:53:47+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": "20200702_USGS_NJ_18SWJ1412.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.83841512747772,
              38.958959146559536,
              -5.274160439949298
            ],
            [
              -74.83839946158635,
              38.96585573554818,
              -5.274160439949298
            ],
            [
              -74.82921758737922,
              38.96584266034174,
              10.465839560050703
            ],
            [
              -74.82923414337024,
              38.95894607455093,
              10.465839560050703
            ],
            [
              -74.83841512747772,
              38.958959146559536,
              -5.274160439949298
            ]
          ]
        ]
      },
      "bbox": [
        -74.83841513,
        38.95894607,
        -5.27416044,
        -74.82921759,
        38.96585574,
        10.46583956
      ],
      "properties": {
        "datetime": "2020-07-02T16:09:43Z",
        "pc:count": 839153,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 514206.2078,
            "count": 839153,
            "maximum": 514795.4608,
            "minimum": 514000.0008,
            "name": "X",
            "position": 0,
            "stddev": 155.6716334,
            "variance": 24233.65743
          },
          {
            "average": 4312759.138,
            "count": 839153,
            "maximum": 4312999.984,
            "minimum": 4312234.664,
            "name": "Y",
            "position": 1,
            "stddev": 182.4129073,
            "variance": 33274.46876
          },
          {
            "average": 0.2545903838,
            "count": 839153,
            "maximum": 10.46583956,
            "minimum": -5.27416044,
            "name": "Z",
            "position": 2,
            "stddev": 2.007482102,
            "variance": 4.02998439
          },
          {
            "average": 8888.112558,
            "count": 839153,
            "maximum": 65469,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 7649.51854,
            "variance": 58515133.9
          },
          {
            "average": 1.004241181,
            "count": 839153,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.07458314919,
            "variance": 0.005562646143
          },
          {
            "average": 1.008571738,
            "count": 839153,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1120692492,
            "variance": 0.01255951661
          },
          {
            "average": 1,
            "count": 839153,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 839153,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 9.640413608,
            "count": 839153,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 12.32963505,
            "variance": 152.0199005
          },
          {
            "average": 19.77696137,
            "count": 839153,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.608519062,
            "variance": 2.587333574
          },
          {
            "average": 1.306806983,
            "count": 839153,
            "maximum": 5,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4891355042,
            "variance": 0.2392535415
          },
          {
            "average": 2.657095905,
            "count": 839153,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.8039788121,
            "variance": 0.6463819303
          },
          {
            "average": 277740897.7,
            "count": 839153,
            "maximum": 277741383.5,
            "minimum": 277740294.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 300.6040265,
            "variance": 90362.78073
          },
          {
            "average": 0,
            "count": 839153,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 839153,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 839153,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 839153,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 839153,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          514000.0008,
          4312234.664,
          -5.27416044,
          514795.4608,
          4312999.984,
          10.46583956
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                514000.0008174152,
                4312234.664178165,
                -5.274160439949298
              ],
              [
                514000.0008174152,
                4312999.984178165,
                -5.274160439949298
              ],
              [
                514795.46081741515,
                4312999.984178165,
                10.465839560050703
              ],
              [
                514795.46081741515,
                4312234.664178165,
                10.465839560050703
              ],
              [
                514000.0008174152,
                4312234.664178165,
                -5.274160439949298
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T16:09:43+00:00",
        "end_time": "2020-07-02T15:51:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1412.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1412.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1412.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1412.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.83841513,
            38.95894607,
            -5.27416044,
            -74.82921759,
            38.96585574,
            10.46583956
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.83841512747772,
                  38.958959146559536,
                  -5.274160439949298
                ],
                [
                  -74.83839946158635,
                  38.96585573554818,
                  -5.274160439949298
                ],
                [
                  -74.82921758737922,
                  38.96584266034174,
                  10.465839560050703
                ],
                [
                  -74.82923414337024,
                  38.95894607455093,
                  10.465839560050703
                ],
                [
                  -74.83841512747772,
                  38.958959146559536,
                  -5.274160439949298
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1412.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1412.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T16:09:43Z",
            "pc:count": 839153,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 514206.2078,
                "count": 839153,
                "maximum": 514795.4608,
                "minimum": 514000.0008,
                "name": "X",
                "position": 0,
                "stddev": 155.6716334,
                "variance": 24233.65743
              },
              {
                "average": 4312759.138,
                "count": 839153,
                "maximum": 4312999.984,
                "minimum": 4312234.664,
                "name": "Y",
                "position": 1,
                "stddev": 182.4129073,
                "variance": 33274.46876
              },
              {
                "average": 0.2545903838,
                "count": 839153,
                "maximum": 10.46583956,
                "minimum": -5.27416044,
                "name": "Z",
                "position": 2,
                "stddev": 2.007482102,
                "variance": 4.02998439
              },
              {
                "average": 8888.112558,
                "count": 839153,
                "maximum": 65469,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 7649.51854,
                "variance": 58515133.9
              },
              {
                "average": 1.004241181,
                "count": 839153,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.07458314919,
                "variance": 0.005562646143
              },
              {
                "average": 1.008571738,
                "count": 839153,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1120692492,
                "variance": 0.01255951661
              },
              {
                "average": 1,
                "count": 839153,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 839153,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 9.640413608,
                "count": 839153,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 12.32963505,
                "variance": 152.0199005
              },
              {
                "average": 19.77696137,
                "count": 839153,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.608519062,
                "variance": 2.587333574
              },
              {
                "average": 1.306806983,
                "count": 839153,
                "maximum": 5,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4891355042,
                "variance": 0.2392535415
              },
              {
                "average": 2.657095905,
                "count": 839153,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.8039788121,
                "variance": 0.6463819303
              },
              {
                "average": 277740897.7,
                "count": 839153,
                "maximum": 277741383.5,
                "minimum": 277740294.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 300.6040265,
                "variance": 90362.78073
              },
              {
                "average": 0,
                "count": 839153,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 839153,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 839153,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 839153,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 839153,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              514000.0008,
              4312234.664,
              -5.27416044,
              514795.4608,
              4312999.984,
              10.46583956
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    514000.0008174152,
                    4312234.664178165,
                    -5.274160439949298
                  ],
                  [
                    514000.0008174152,
                    4312999.984178165,
                    -5.274160439949298
                  ],
                  [
                    514795.46081741515,
                    4312999.984178165,
                    10.465839560050703
                  ],
                  [
                    514795.46081741515,
                    4312234.664178165,
                    10.465839560050703
                  ],
                  [
                    514000.0008174152,
                    4312234.664178165,
                    -5.274160439949298
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T16:09:43+00:00",
            "end_time": "2020-07-02T15:51:34+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": "20200703_USGS_NJ_18SWJ2032.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.76533313036657,
              39.136945643505165,
              -0.572829691895283
            ],
            [
              -74.76530321195695,
              39.14595670576965,
              -0.572829691895283
            ],
            [
              -74.75698260141344,
              39.14593965402106,
              28.407170308104718
            ],
            [
              -74.75701358048337,
              39.13692859719816,
              28.407170308104718
            ],
            [
              -74.76533313036657,
              39.136945643505165,
              -0.572829691895283
            ]
          ]
        ]
      },
      "bbox": [
        -74.76533313,
        39.1369286,
        -0.5728296919,
        -74.7569826,
        39.14595671,
        28.40717031
      ],
      "properties": {
        "datetime": "2020-07-03T19:01:06Z",
        "pc:count": 3037433,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 520715.6239,
            "count": 3037433,
            "maximum": 521000.0186,
            "minimum": 520280.9986,
            "name": "X",
            "position": 0,
            "stddev": 189.1094768,
            "variance": 35762.39422
          },
          {
            "average": 4332369.653,
            "count": 3037433,
            "maximum": 4332999.982,
            "minimum": 4331999.982,
            "name": "Y",
            "position": 1,
            "stddev": 262.6684659,
            "variance": 68994.72298
          },
          {
            "average": 6.484944231,
            "count": 3037433,
            "maximum": 28.40717031,
            "minimum": -0.5728296919,
            "name": "Z",
            "position": 2,
            "stddev": 6.272496704,
            "variance": 39.3442149
          },
          {
            "average": 2075.968331,
            "count": 3037433,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2487.117028,
            "variance": 6185751.111
          },
          {
            "average": 2.107618835,
            "count": 3037433,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.274476311,
            "variance": 1.624289866
          },
          {
            "average": 3.21507602,
            "count": 3037433,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.770568859,
            "variance": 3.134914083
          },
          {
            "average": 1,
            "count": 3037433,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3037433,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.31521222,
            "count": 3037433,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4646004171,
            "variance": 0.2158535475
          },
          {
            "average": 20.24791902,
            "count": 3037433,
            "maximum": 22.99799919,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.228326643,
            "variance": 1.508786341
          },
          {
            "average": 2.505965728,
            "count": 3037433,
            "maximum": 17,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.966361816,
            "variance": 3.86657879
          },
          {
            "average": 26.75392445,
            "count": 3037433,
            "maximum": 27,
            "minimum": 25,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.5173404549,
            "variance": 0.2676411462
          },
          {
            "average": 277837934.1,
            "count": 3037433,
            "maximum": 277838066,
            "minimum": 277837283.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 243.5921248,
            "variance": 59337.12325
          },
          {
            "average": 0,
            "count": 3037433,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3037433,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3037433,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3037433,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3037433,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          520280.9986,
          4331999.982,
          -0.5728296919,
          521000.0186,
          4332999.982,
          28.40717031
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                520280.9986381417,
                4331999.981709614,
                -0.572829691895283
              ],
              [
                520280.9986381417,
                4332999.981709614,
                -0.572829691895283
              ],
              [
                521000.01863814174,
                4332999.981709614,
                28.407170308104718
              ],
              [
                521000.01863814174,
                4331999.981709614,
                28.407170308104718
              ],
              [
                520280.9986381417,
                4331999.981709614,
                -0.572829691895283
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T19:01:06+00:00",
        "end_time": "2020-07-03T18:48:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ2032.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ2032.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ2032.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2032.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.76533313,
            39.1369286,
            -0.5728296919,
            -74.7569826,
            39.14595671,
            28.40717031
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.76533313036657,
                  39.136945643505165,
                  -0.572829691895283
                ],
                [
                  -74.76530321195695,
                  39.14595670576965,
                  -0.572829691895283
                ],
                [
                  -74.75698260141344,
                  39.14593965402106,
                  28.407170308104718
                ],
                [
                  -74.75701358048337,
                  39.13692859719816,
                  28.407170308104718
                ],
                [
                  -74.76533313036657,
                  39.136945643505165,
                  -0.572829691895283
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ2032.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2032.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T19:01:06Z",
            "pc:count": 3037433,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 520715.6239,
                "count": 3037433,
                "maximum": 521000.0186,
                "minimum": 520280.9986,
                "name": "X",
                "position": 0,
                "stddev": 189.1094768,
                "variance": 35762.39422
              },
              {
                "average": 4332369.653,
                "count": 3037433,
                "maximum": 4332999.982,
                "minimum": 4331999.982,
                "name": "Y",
                "position": 1,
                "stddev": 262.6684659,
                "variance": 68994.72298
              },
              {
                "average": 6.484944231,
                "count": 3037433,
                "maximum": 28.40717031,
                "minimum": -0.5728296919,
                "name": "Z",
                "position": 2,
                "stddev": 6.272496704,
                "variance": 39.3442149
              },
              {
                "average": 2075.968331,
                "count": 3037433,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2487.117028,
                "variance": 6185751.111
              },
              {
                "average": 2.107618835,
                "count": 3037433,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.274476311,
                "variance": 1.624289866
              },
              {
                "average": 3.21507602,
                "count": 3037433,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.770568859,
                "variance": 3.134914083
              },
              {
                "average": 1,
                "count": 3037433,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3037433,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.31521222,
                "count": 3037433,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4646004171,
                "variance": 0.2158535475
              },
              {
                "average": 20.24791902,
                "count": 3037433,
                "maximum": 22.99799919,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.228326643,
                "variance": 1.508786341
              },
              {
                "average": 2.505965728,
                "count": 3037433,
                "maximum": 17,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.966361816,
                "variance": 3.86657879
              },
              {
                "average": 26.75392445,
                "count": 3037433,
                "maximum": 27,
                "minimum": 25,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.5173404549,
                "variance": 0.2676411462
              },
              {
                "average": 277837934.1,
                "count": 3037433,
                "maximum": 277838066,
                "minimum": 277837283.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 243.5921248,
                "variance": 59337.12325
              },
              {
                "average": 0,
                "count": 3037433,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3037433,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3037433,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3037433,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3037433,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              520280.9986,
              4331999.982,
              -0.5728296919,
              521000.0186,
              4332999.982,
              28.40717031
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    520280.9986381417,
                    4331999.981709614,
                    -0.572829691895283
                  ],
                  [
                    520280.9986381417,
                    4332999.981709614,
                    -0.572829691895283
                  ],
                  [
                    521000.01863814174,
                    4332999.981709614,
                    28.407170308104718
                  ],
                  [
                    521000.01863814174,
                    4331999.981709614,
                    28.407170308104718
                  ],
                  [
                    520280.9986381417,
                    4331999.981709614,
                    -0.572829691895283
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T19:01:06+00:00",
            "end_time": "2020-07-03T18:48:03+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": "20200702_USGS_NJ_18SWJ5359.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.38458970801835,
              39.38455139938975,
              -3.702303047372816
            ],
            [
              -74.38456063916719,
              39.387860859502645,
              -3.702303047372816
            ],
            [
              -74.38073467291441,
              39.38784055950446,
              1.797696952627184
            ],
            [
              -74.38076392244815,
              39.38453110176684,
              1.797696952627184
            ],
            [
              -74.38458970801835,
              39.38455139938975,
              -3.702303047372816
            ]
          ]
        ]
      },
      "bbox": [
        -74.38458971,
        39.3845311,
        -3.702303047,
        -74.38073467,
        39.38786086,
        1.797696953
      ],
      "properties": {
        "datetime": "2020-07-02T14:52:04Z",
        "pc:count": 208321,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 553119.7216,
            "count": 208321,
            "maximum": 553329.4993,
            "minimum": 552999.9993,
            "name": "X",
            "position": 0,
            "stddev": 88.14563144,
            "variance": 7769.652341
          },
          {
            "average": 4359865.758,
            "count": 208321,
            "maximum": 4359999.988,
            "minimum": 4359632.688,
            "name": "Y",
            "position": 1,
            "stddev": 98.872141,
            "variance": 9775.700267
          },
          {
            "average": -1.633754989,
            "count": 208321,
            "maximum": 1.797696953,
            "minimum": -3.702303047,
            "name": "Z",
            "position": 2,
            "stddev": 1.571814081,
            "variance": 2.470599506
          },
          {
            "average": 3233.913844,
            "count": 208321,
            "maximum": 51989,
            "minimum": 13,
            "name": "Intensity",
            "position": 3,
            "stddev": 5644.593391,
            "variance": 31861434.56
          },
          {
            "average": 1,
            "count": 208321,
            "maximum": 1,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 208321,
            "maximum": 1,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 208321,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 208321,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 21.22002583,
            "count": 208321,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 12.29936425,
            "variance": 151.2743611
          },
          {
            "average": 20.15707612,
            "count": 208321,
            "maximum": 22.00200081,
            "minimum": 18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 0.7994790312,
            "variance": 0.6391667213
          },
          {
            "average": 1.716245602,
            "count": 208321,
            "maximum": 4,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4543626531,
            "variance": 0.2064454206
          },
          {
            "average": 2.914982167,
            "count": 208321,
            "maximum": 3,
            "minimum": 2,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.2789089001,
            "variance": 0.07779017453
          },
          {
            "average": 277736681.1,
            "count": 208321,
            "maximum": 277736724.6,
            "minimum": 277736257.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 128.5768245,
            "variance": 16531.9998
          },
          {
            "average": 0,
            "count": 208321,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 208321,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 208321,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 208321,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 208321,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          552999.9993,
          4359632.688,
          -3.702303047,
          553329.4993,
          4359999.988,
          1.797696953
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                552999.9992820313,
                4359632.687876975,
                -3.702303047372816
              ],
              [
                552999.9992820313,
                4359999.987876976,
                -3.702303047372816
              ],
              [
                553329.4992820313,
                4359999.987876976,
                1.797696952627184
              ],
              [
                553329.4992820313,
                4359632.687876975,
                1.797696952627184
              ],
              [
                552999.9992820313,
                4359632.687876975,
                -3.702303047372816
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:52:04+00:00",
        "end_time": "2020-07-02T14:44:17+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5359.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5359.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5359.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5359.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.38458971,
            39.3845311,
            -3.702303047,
            -74.38073467,
            39.38786086,
            1.797696953
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.38458970801835,
                  39.38455139938975,
                  -3.702303047372816
                ],
                [
                  -74.38456063916719,
                  39.387860859502645,
                  -3.702303047372816
                ],
                [
                  -74.38073467291441,
                  39.38784055950446,
                  1.797696952627184
                ],
                [
                  -74.38076392244815,
                  39.38453110176684,
                  1.797696952627184
                ],
                [
                  -74.38458970801835,
                  39.38455139938975,
                  -3.702303047372816
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5359.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5359.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:52:04Z",
            "pc:count": 208321,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 553119.7216,
                "count": 208321,
                "maximum": 553329.4993,
                "minimum": 552999.9993,
                "name": "X",
                "position": 0,
                "stddev": 88.14563144,
                "variance": 7769.652341
              },
              {
                "average": 4359865.758,
                "count": 208321,
                "maximum": 4359999.988,
                "minimum": 4359632.688,
                "name": "Y",
                "position": 1,
                "stddev": 98.872141,
                "variance": 9775.700267
              },
              {
                "average": -1.633754989,
                "count": 208321,
                "maximum": 1.797696953,
                "minimum": -3.702303047,
                "name": "Z",
                "position": 2,
                "stddev": 1.571814081,
                "variance": 2.470599506
              },
              {
                "average": 3233.913844,
                "count": 208321,
                "maximum": 51989,
                "minimum": 13,
                "name": "Intensity",
                "position": 3,
                "stddev": 5644.593391,
                "variance": 31861434.56
              },
              {
                "average": 1,
                "count": 208321,
                "maximum": 1,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 208321,
                "maximum": 1,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 208321,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 208321,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 21.22002583,
                "count": 208321,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 12.29936425,
                "variance": 151.2743611
              },
              {
                "average": 20.15707612,
                "count": 208321,
                "maximum": 22.00200081,
                "minimum": 18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 0.7994790312,
                "variance": 0.6391667213
              },
              {
                "average": 1.716245602,
                "count": 208321,
                "maximum": 4,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4543626531,
                "variance": 0.2064454206
              },
              {
                "average": 2.914982167,
                "count": 208321,
                "maximum": 3,
                "minimum": 2,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.2789089001,
                "variance": 0.07779017453
              },
              {
                "average": 277736681.1,
                "count": 208321,
                "maximum": 277736724.6,
                "minimum": 277736257.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 128.5768245,
                "variance": 16531.9998
              },
              {
                "average": 0,
                "count": 208321,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 208321,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 208321,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 208321,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 208321,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              552999.9993,
              4359632.688,
              -3.702303047,
              553329.4993,
              4359999.988,
              1.797696953
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    552999.9992820313,
                    4359632.687876975,
                    -3.702303047372816
                  ],
                  [
                    552999.9992820313,
                    4359999.987876976,
                    -3.702303047372816
                  ],
                  [
                    553329.4992820313,
                    4359999.987876976,
                    1.797696952627184
                  ],
                  [
                    553329.4992820313,
                    4359632.687876975,
                    1.797696952627184
                  ],
                  [
                    552999.9992820313,
                    4359632.687876975,
                    -3.702303047372816
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:52:04+00:00",
            "end_time": "2020-07-02T14:44:17+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": "20200702_USGS_NJ_18SWJ0836.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.90738629465982,
              39.173189755064875,
              -0.941524247141203
            ],
            [
              -74.9073744720184,
              39.18220064487595,
              -0.941524247141203
            ],
            [
              -74.89651784502391,
              39.182191509115235,
              4.598475752858796
            ],
            [
              -74.89653105338998,
              39.173180622218744,
              4.598475752858796
            ],
            [
              -74.90738629465982,
              39.173189755064875,
              -0.941524247141203
            ]
          ]
        ]
      },
      "bbox": [
        -74.90738629,
        39.17318062,
        -0.9415242471,
        -74.89651785,
        39.18220064,
        4.598475753
      ],
      "properties": {
        "datetime": "2020-07-03T15:45:36Z",
        "pc:count": 1208307,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 508269.8808,
            "count": 1208307,
            "maximum": 508937.6767,
            "minimum": 507999.9967,
            "name": "X",
            "position": 0,
            "stddev": 177.594923,
            "variance": 31539.95669
          },
          {
            "average": 4336541.206,
            "count": 1208307,
            "maximum": 4336999.987,
            "minimum": 4336000.007,
            "name": "Y",
            "position": 1,
            "stddev": 200.0539956,
            "variance": 40021.60116
          },
          {
            "average": 1.069942086,
            "count": 1208307,
            "maximum": 4.598475753,
            "minimum": -0.9415242471,
            "name": "Z",
            "position": 2,
            "stddev": 0.8085254496,
            "variance": 0.6537134027
          },
          {
            "average": 4090.081869,
            "count": 1208307,
            "maximum": 34085,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2302.032747,
            "variance": 5299354.769
          },
          {
            "average": 1.02703452,
            "count": 1208307,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1658623667,
            "variance": 0.02751032467
          },
          {
            "average": 1.054358702,
            "count": 1208307,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.234687967,
            "variance": 0.05507844184
          },
          {
            "average": 1,
            "count": 1208307,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1208307,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.656521066,
            "count": 1208307,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4748698163,
            "variance": 0.2255013424
          },
          {
            "average": 20.328647,
            "count": 1208307,
            "maximum": 24,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.398620061,
            "variance": 1.956138074
          },
          {
            "average": 1.04054847,
            "count": 1208307,
            "maximum": 4,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.2003392118,
            "variance": 0.0401357998
          },
          {
            "average": 1.293816058,
            "count": 1208307,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4628391647,
            "variance": 0.2142200924
          },
          {
            "average": 277753152,
            "count": 1208307,
            "maximum": 277826336.5,
            "minimum": 277746813.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 21400.94776,
            "variance": 458000565.2
          },
          {
            "average": 0,
            "count": 1208307,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1208307,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1208307,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1208307,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1208307,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          507999.9967,
          4336000.007,
          -0.9415242471,
          508937.6767,
          4336999.987,
          4.598475753
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                507999.9966565007,
                4336000.006706706,
                -0.941524247141203
              ],
              [
                507999.9966565007,
                4336999.986706707,
                -0.941524247141203
              ],
              [
                508937.6766565007,
                4336999.986706707,
                4.598475752858796
              ],
              [
                508937.6766565007,
                4336000.006706706,
                4.598475752858796
              ],
              [
                507999.9966565007,
                4336000.006706706,
                -0.941524247141203
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T15:45:36+00:00",
        "end_time": "2020-07-02T17:40:13+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0836.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0836.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0836.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0836.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.90738629,
            39.17318062,
            -0.9415242471,
            -74.89651785,
            39.18220064,
            4.598475753
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.90738629465982,
                  39.173189755064875,
                  -0.941524247141203
                ],
                [
                  -74.9073744720184,
                  39.18220064487595,
                  -0.941524247141203
                ],
                [
                  -74.89651784502391,
                  39.182191509115235,
                  4.598475752858796
                ],
                [
                  -74.89653105338998,
                  39.173180622218744,
                  4.598475752858796
                ],
                [
                  -74.90738629465982,
                  39.173189755064875,
                  -0.941524247141203
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0836.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0836.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T15:45:36Z",
            "pc:count": 1208307,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 508269.8808,
                "count": 1208307,
                "maximum": 508937.6767,
                "minimum": 507999.9967,
                "name": "X",
                "position": 0,
                "stddev": 177.594923,
                "variance": 31539.95669
              },
              {
                "average": 4336541.206,
                "count": 1208307,
                "maximum": 4336999.987,
                "minimum": 4336000.007,
                "name": "Y",
                "position": 1,
                "stddev": 200.0539956,
                "variance": 40021.60116
              },
              {
                "average": 1.069942086,
                "count": 1208307,
                "maximum": 4.598475753,
                "minimum": -0.9415242471,
                "name": "Z",
                "position": 2,
                "stddev": 0.8085254496,
                "variance": 0.6537134027
              },
              {
                "average": 4090.081869,
                "count": 1208307,
                "maximum": 34085,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2302.032747,
                "variance": 5299354.769
              },
              {
                "average": 1.02703452,
                "count": 1208307,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1658623667,
                "variance": 0.02751032467
              },
              {
                "average": 1.054358702,
                "count": 1208307,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.234687967,
                "variance": 0.05507844184
              },
              {
                "average": 1,
                "count": 1208307,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1208307,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.656521066,
                "count": 1208307,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4748698163,
                "variance": 0.2255013424
              },
              {
                "average": 20.328647,
                "count": 1208307,
                "maximum": 24,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.398620061,
                "variance": 1.956138074
              },
              {
                "average": 1.04054847,
                "count": 1208307,
                "maximum": 4,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.2003392118,
                "variance": 0.0401357998
              },
              {
                "average": 1.293816058,
                "count": 1208307,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4628391647,
                "variance": 0.2142200924
              },
              {
                "average": 277753152,
                "count": 1208307,
                "maximum": 277826336.5,
                "minimum": 277746813.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 21400.94776,
                "variance": 458000565.2
              },
              {
                "average": 0,
                "count": 1208307,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1208307,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1208307,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1208307,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1208307,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              507999.9967,
              4336000.007,
              -0.9415242471,
              508937.6767,
              4336999.987,
              4.598475753
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    507999.9966565007,
                    4336000.006706706,
                    -0.941524247141203
                  ],
                  [
                    507999.9966565007,
                    4336999.986706707,
                    -0.941524247141203
                  ],
                  [
                    508937.6766565007,
                    4336999.986706707,
                    4.598475752858796
                  ],
                  [
                    508937.6766565007,
                    4336000.006706706,
                    4.598475752858796
                  ],
                  [
                    507999.9966565007,
                    4336000.006706706,
                    -0.941524247141203
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T15:45:36+00:00",
            "end_time": "2020-07-02T17:40:13+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": "20200702_USGS_NJ_18SWJ0621.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.93066892740151,
              39.04126757379259,
              -0.439878382570985
            ],
            [
              -74.93066327587614,
              39.04704921246783,
              -0.439878382570985
            ],
            [
              -74.92657750405809,
              39.04704671204724,
              17.560121617429015
            ],
            [
              -74.92658348860746,
              39.04126507388436,
              17.560121617429015
            ],
            [
              -74.93066892740151,
              39.04126757379259,
              -0.439878382570985
            ]
          ]
        ]
      },
      "bbox": [
        -74.93066893,
        39.04126507,
        -0.4398783826,
        -74.9265775,
        39.04704921,
        17.56012162
      ],
      "properties": {
        "datetime": "2020-07-02T17:27:33Z",
        "pc:count": 1361738,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 506135.5937,
            "count": 1361738,
            "maximum": 506353.5705,
            "minimum": 506000.0105,
            "name": "X",
            "position": 0,
            "stddev": 90.56754641,
            "variance": 8202.480462
          },
          {
            "average": 4321795.48,
            "count": 1361738,
            "maximum": 4321999.993,
            "minimum": 4321358.393,
            "name": "Y",
            "position": 1,
            "stddev": 157.3619389,
            "variance": 24762.77982
          },
          {
            "average": 3.515394078,
            "count": 1361738,
            "maximum": 17.56012162,
            "minimum": -0.4398783826,
            "name": "Z",
            "position": 2,
            "stddev": 3.36979517,
            "variance": 11.35551949
          },
          {
            "average": 2428.457598,
            "count": 1361738,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 3052.120095,
            "variance": 9315437.075
          },
          {
            "average": 1.797490413,
            "count": 1361738,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.012501722,
            "variance": 1.025159736
          },
          {
            "average": 2.600337216,
            "count": 1361738,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.323923136,
            "variance": 1.75277247
          },
          {
            "average": 1,
            "count": 1361738,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1361738,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.221914935,
            "count": 1361738,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4155343831,
            "variance": 0.1726688235
          },
          {
            "average": 19.77007067,
            "count": 1361738,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.530709039,
            "variance": 2.343070161
          },
          {
            "average": 1.866682871,
            "count": 1361738,
            "maximum": 12,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.17310479,
            "variance": 1.376174848
          },
          {
            "average": 2.410719977,
            "count": 1361738,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.5384186029,
            "variance": 0.2898945919
          },
          {
            "average": 277745853.7,
            "count": 1361738,
            "maximum": 277746053.6,
            "minimum": 277745308.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 181.8954889,
            "variance": 33085.96889
          },
          {
            "average": 0,
            "count": 1361738,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1361738,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1361738,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1361738,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1361738,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          506000.0105,
          4321358.393,
          -0.4398783826,
          506353.5705,
          4321999.993,
          17.56012162
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                506000.0105287804,
                4321358.392937149,
                -0.439878382570985
              ],
              [
                506000.0105287804,
                4321999.992937149,
                -0.439878382570985
              ],
              [
                506353.57052878046,
                4321999.992937149,
                17.560121617429015
              ],
              [
                506353.57052878046,
                4321358.392937149,
                17.560121617429015
              ],
              [
                506000.0105287804,
                4321358.392937149,
                -0.439878382570985
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:27:33+00:00",
        "end_time": "2020-07-02T17:15:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0621.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0621.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0621.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0621.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.93066893,
            39.04126507,
            -0.4398783826,
            -74.9265775,
            39.04704921,
            17.56012162
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.93066892740151,
                  39.04126757379259,
                  -0.439878382570985
                ],
                [
                  -74.93066327587614,
                  39.04704921246783,
                  -0.439878382570985
                ],
                [
                  -74.92657750405809,
                  39.04704671204724,
                  17.560121617429015
                ],
                [
                  -74.92658348860746,
                  39.04126507388436,
                  17.560121617429015
                ],
                [
                  -74.93066892740151,
                  39.04126757379259,
                  -0.439878382570985
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0621.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0621.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:27:33Z",
            "pc:count": 1361738,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 506135.5937,
                "count": 1361738,
                "maximum": 506353.5705,
                "minimum": 506000.0105,
                "name": "X",
                "position": 0,
                "stddev": 90.56754641,
                "variance": 8202.480462
              },
              {
                "average": 4321795.48,
                "count": 1361738,
                "maximum": 4321999.993,
                "minimum": 4321358.393,
                "name": "Y",
                "position": 1,
                "stddev": 157.3619389,
                "variance": 24762.77982
              },
              {
                "average": 3.515394078,
                "count": 1361738,
                "maximum": 17.56012162,
                "minimum": -0.4398783826,
                "name": "Z",
                "position": 2,
                "stddev": 3.36979517,
                "variance": 11.35551949
              },
              {
                "average": 2428.457598,
                "count": 1361738,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 3052.120095,
                "variance": 9315437.075
              },
              {
                "average": 1.797490413,
                "count": 1361738,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.012501722,
                "variance": 1.025159736
              },
              {
                "average": 2.600337216,
                "count": 1361738,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.323923136,
                "variance": 1.75277247
              },
              {
                "average": 1,
                "count": 1361738,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1361738,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.221914935,
                "count": 1361738,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4155343831,
                "variance": 0.1726688235
              },
              {
                "average": 19.77007067,
                "count": 1361738,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.530709039,
                "variance": 2.343070161
              },
              {
                "average": 1.866682871,
                "count": 1361738,
                "maximum": 12,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.17310479,
                "variance": 1.376174848
              },
              {
                "average": 2.410719977,
                "count": 1361738,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.5384186029,
                "variance": 0.2898945919
              },
              {
                "average": 277745853.7,
                "count": 1361738,
                "maximum": 277746053.6,
                "minimum": 277745308.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 181.8954889,
                "variance": 33085.96889
              },
              {
                "average": 0,
                "count": 1361738,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1361738,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1361738,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1361738,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1361738,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              506000.0105,
              4321358.393,
              -0.4398783826,
              506353.5705,
              4321999.993,
              17.56012162
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    506000.0105287804,
                    4321358.392937149,
                    -0.439878382570985
                  ],
                  [
                    506000.0105287804,
                    4321999.992937149,
                    -0.439878382570985
                  ],
                  [
                    506353.57052878046,
                    4321999.992937149,
                    17.560121617429015
                  ],
                  [
                    506353.57052878046,
                    4321358.392937149,
                    17.560121617429015
                  ],
                  [
                    506000.0105287804,
                    4321358.392937149,
                    -0.439878382570985
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:27:33+00:00",
            "end_time": "2020-07-02T17:15:08+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": "20200702_USGS_NJ_18SWJ0316.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.95856068584787,
              38.99299446167588,
              -1.007307965884806
            ],
            [
              -74.958555429622,
              39.00200582043197,
              -1.007307965884806
            ],
            [
              -74.95380472908465,
              39.002004036198834,
              26.092692034115196
            ],
            [
              -74.95381058781973,
              38.99299267801276,
              26.092692034115196
            ],
            [
              -74.95856068584787,
              38.99299446167588,
              -1.007307965884806
            ]
          ]
        ]
      },
      "bbox": [
        -74.95856069,
        38.99299268,
        -1.007307966,
        -74.95380473,
        39.00200582,
        26.09269203
      ],
      "properties": {
        "datetime": "2020-07-02T17:09:35Z",
        "pc:count": 2647392,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 503870.0719,
            "count": 2647392,
            "maximum": 504000.0168,
            "minimum": 503588.6568,
            "name": "X",
            "position": 0,
            "stddev": 89.86632427,
            "variance": 8075.956238
          },
          {
            "average": 4316412.657,
            "count": 2647392,
            "maximum": 4316999.988,
            "minimum": 4315999.988,
            "name": "Y",
            "position": 1,
            "stddev": 280.3640785,
            "variance": 78604.0165
          },
          {
            "average": 7.073760112,
            "count": 2647392,
            "maximum": 26.09269203,
            "minimum": -1.007307966,
            "name": "Z",
            "position": 2,
            "stddev": 5.172649023,
            "variance": 26.75629792
          },
          {
            "average": 4005.632853,
            "count": 2647392,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 5139.267492,
            "variance": 26412070.35
          },
          {
            "average": 1.851705754,
            "count": 2647392,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.146087138,
            "variance": 1.313515728
          },
          {
            "average": 2.735762214,
            "count": 2647392,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.630374059,
            "variance": 2.658119573
          },
          {
            "average": 1,
            "count": 2647392,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2647392,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.31068765,
            "count": 2647392,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4627752318,
            "variance": 0.2141609152
          },
          {
            "average": 20.07542751,
            "count": 2647392,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.763210764,
            "variance": 3.108912199
          },
          {
            "average": 1.999942963,
            "count": 2647392,
            "maximum": 13,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.461635269,
            "variance": 2.136377661
          },
          {
            "average": 2.025751003,
            "count": 2647392,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.6747643537,
            "variance": 0.4553069331
          },
          {
            "average": 277744589.1,
            "count": 2647392,
            "maximum": 277744975.4,
            "minimum": 277744240.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 244.8269614,
            "variance": 59940.24104
          },
          {
            "average": 0,
            "count": 2647392,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2647392,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2647392,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2647392,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2647392,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          503588.6568,
          4315999.988,
          -1.007307966,
          504000.0168,
          4316999.988,
          26.09269203
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                503588.6567540747,
                4315999.9880264625,
                -1.007307965884806
              ],
              [
                503588.6567540747,
                4316999.9880264625,
                -1.007307965884806
              ],
              [
                504000.01675407466,
                4316999.9880264625,
                26.092692034115196
              ],
              [
                504000.01675407466,
                4315999.9880264625,
                26.092692034115196
              ],
              [
                503588.6567540747,
                4315999.9880264625,
                -1.007307965884806
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:09:35+00:00",
        "end_time": "2020-07-02T16:57:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0316.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0316.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0316.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0316.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.95856069,
            38.99299268,
            -1.007307966,
            -74.95380473,
            39.00200582,
            26.09269203
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.95856068584787,
                  38.99299446167588,
                  -1.007307965884806
                ],
                [
                  -74.958555429622,
                  39.00200582043197,
                  -1.007307965884806
                ],
                [
                  -74.95380472908465,
                  39.002004036198834,
                  26.092692034115196
                ],
                [
                  -74.95381058781973,
                  38.99299267801276,
                  26.092692034115196
                ],
                [
                  -74.95856068584787,
                  38.99299446167588,
                  -1.007307965884806
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0316.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0316.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:09:35Z",
            "pc:count": 2647392,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 503870.0719,
                "count": 2647392,
                "maximum": 504000.0168,
                "minimum": 503588.6568,
                "name": "X",
                "position": 0,
                "stddev": 89.86632427,
                "variance": 8075.956238
              },
              {
                "average": 4316412.657,
                "count": 2647392,
                "maximum": 4316999.988,
                "minimum": 4315999.988,
                "name": "Y",
                "position": 1,
                "stddev": 280.3640785,
                "variance": 78604.0165
              },
              {
                "average": 7.073760112,
                "count": 2647392,
                "maximum": 26.09269203,
                "minimum": -1.007307966,
                "name": "Z",
                "position": 2,
                "stddev": 5.172649023,
                "variance": 26.75629792
              },
              {
                "average": 4005.632853,
                "count": 2647392,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 5139.267492,
                "variance": 26412070.35
              },
              {
                "average": 1.851705754,
                "count": 2647392,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.146087138,
                "variance": 1.313515728
              },
              {
                "average": 2.735762214,
                "count": 2647392,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.630374059,
                "variance": 2.658119573
              },
              {
                "average": 1,
                "count": 2647392,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2647392,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.31068765,
                "count": 2647392,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4627752318,
                "variance": 0.2141609152
              },
              {
                "average": 20.07542751,
                "count": 2647392,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.763210764,
                "variance": 3.108912199
              },
              {
                "average": 1.999942963,
                "count": 2647392,
                "maximum": 13,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.461635269,
                "variance": 2.136377661
              },
              {
                "average": 2.025751003,
                "count": 2647392,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.6747643537,
                "variance": 0.4553069331
              },
              {
                "average": 277744589.1,
                "count": 2647392,
                "maximum": 277744975.4,
                "minimum": 277744240.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 244.8269614,
                "variance": 59940.24104
              },
              {
                "average": 0,
                "count": 2647392,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2647392,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2647392,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2647392,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2647392,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              503588.6568,
              4315999.988,
              -1.007307966,
              504000.0168,
              4316999.988,
              26.09269203
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    503588.6567540747,
                    4315999.9880264625,
                    -1.007307965884806
                  ],
                  [
                    503588.6567540747,
                    4316999.9880264625,
                    -1.007307965884806
                  ],
                  [
                    504000.01675407466,
                    4316999.9880264625,
                    26.092692034115196
                  ],
                  [
                    504000.01675407466,
                    4315999.9880264625,
                    26.092692034115196
                  ],
                  [
                    503588.6567540747,
                    4315999.9880264625,
                    -1.007307965884806
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:09:35+00:00",
            "end_time": "2020-07-02T16:57:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200703_USGS_NJ_18SWJ2132.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.75701363778748,
              39.13692852491932,
              -1.219004339596927
            ],
            [
              -74.75698265810522,
              39.14593976196338,
              -1.219004339596927
            ],
            [
              -74.74541051555723,
              39.14591505918266,
              27.580995660403076
            ],
            [
              -74.74544297041027,
              39.13690383002192,
              27.580995660403076
            ],
            [
              -74.75701363778748,
              39.13692852491932,
              -1.219004339596927
            ]
          ]
        ]
      },
      "bbox": [
        -74.75701364,
        39.13690383,
        -1.21900434,
        -74.74541052,
        39.14593976,
        27.58099566
      ],
      "properties": {
        "datetime": "2020-07-03T19:01:09Z",
        "pc:count": 5054963,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 521444.3689,
            "count": 5054963,
            "maximum": 522000.0137,
            "minimum": 521000.0137,
            "name": "X",
            "position": 0,
            "stddev": 301.1074148,
            "variance": 90665.67523
          },
          {
            "average": 4332543.418,
            "count": 5054963,
            "maximum": 4332999.994,
            "minimum": 4331999.974,
            "name": "Y",
            "position": 1,
            "stddev": 295.009592,
            "variance": 87030.65937
          },
          {
            "average": 1.921970615,
            "count": 5054963,
            "maximum": 27.58099566,
            "minimum": -1.21900434,
            "name": "Z",
            "position": 2,
            "stddev": 3.785042784,
            "variance": 14.32654887
          },
          {
            "average": 3697.39316,
            "count": 5054963,
            "maximum": 34806,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2501.041423,
            "variance": 6255208.2
          },
          {
            "average": 1.272999229,
            "count": 5054963,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7751221623,
            "variance": 0.6008143664
          },
          {
            "average": 1.548046939,
            "count": 5054963,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.252813646,
            "variance": 1.569542031
          },
          {
            "average": 1,
            "count": 5054963,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5054963,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.679576092,
            "count": 5054963,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.585712545,
            "variance": 2.514484276
          },
          {
            "average": 20.05795602,
            "count": 5054963,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.432251673,
            "variance": 2.051344855
          },
          {
            "average": 1.348597408,
            "count": 5054963,
            "maximum": 15,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.053330386,
            "variance": 1.109504903
          },
          {
            "average": 24.61774854,
            "count": 5054963,
            "maximum": 27,
            "minimum": 21,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.618481824,
            "variance": 2.619483413
          },
          {
            "average": 277837052.9,
            "count": 5054963,
            "maximum": 277838069,
            "minimum": 277835728.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 647.5240999,
            "variance": 419287.4599
          },
          {
            "average": 0,
            "count": 5054963,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5054963,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5054963,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5054963,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5054963,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          521000.0137,
          4331999.974,
          -1.21900434,
          522000.0137,
          4332999.994,
          27.58099566
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                521000.0137071186,
                4331999.973675295,
                -1.219004339596927
              ],
              [
                521000.0137071186,
                4332999.993675294,
                -1.219004339596927
              ],
              [
                522000.0137071186,
                4332999.993675294,
                27.580995660403076
              ],
              [
                522000.0137071186,
                4331999.973675295,
                27.580995660403076
              ],
              [
                521000.0137071186,
                4331999.973675295,
                -1.219004339596927
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T19:01:09+00:00",
        "end_time": "2020-07-03T18:22:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ2132.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ2132.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ2132.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2132.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.75701364,
            39.13690383,
            -1.21900434,
            -74.74541052,
            39.14593976,
            27.58099566
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.75701363778748,
                  39.13692852491932,
                  -1.219004339596927
                ],
                [
                  -74.75698265810522,
                  39.14593976196338,
                  -1.219004339596927
                ],
                [
                  -74.74541051555723,
                  39.14591505918266,
                  27.580995660403076
                ],
                [
                  -74.74544297041027,
                  39.13690383002192,
                  27.580995660403076
                ],
                [
                  -74.75701363778748,
                  39.13692852491932,
                  -1.219004339596927
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ2132.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2132.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T19:01:09Z",
            "pc:count": 5054963,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 521444.3689,
                "count": 5054963,
                "maximum": 522000.0137,
                "minimum": 521000.0137,
                "name": "X",
                "position": 0,
                "stddev": 301.1074148,
                "variance": 90665.67523
              },
              {
                "average": 4332543.418,
                "count": 5054963,
                "maximum": 4332999.994,
                "minimum": 4331999.974,
                "name": "Y",
                "position": 1,
                "stddev": 295.009592,
                "variance": 87030.65937
              },
              {
                "average": 1.921970615,
                "count": 5054963,
                "maximum": 27.58099566,
                "minimum": -1.21900434,
                "name": "Z",
                "position": 2,
                "stddev": 3.785042784,
                "variance": 14.32654887
              },
              {
                "average": 3697.39316,
                "count": 5054963,
                "maximum": 34806,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2501.041423,
                "variance": 6255208.2
              },
              {
                "average": 1.272999229,
                "count": 5054963,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7751221623,
                "variance": 0.6008143664
              },
              {
                "average": 1.548046939,
                "count": 5054963,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.252813646,
                "variance": 1.569542031
              },
              {
                "average": 1,
                "count": 5054963,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5054963,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.679576092,
                "count": 5054963,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.585712545,
                "variance": 2.514484276
              },
              {
                "average": 20.05795602,
                "count": 5054963,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.432251673,
                "variance": 2.051344855
              },
              {
                "average": 1.348597408,
                "count": 5054963,
                "maximum": 15,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.053330386,
                "variance": 1.109504903
              },
              {
                "average": 24.61774854,
                "count": 5054963,
                "maximum": 27,
                "minimum": 21,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.618481824,
                "variance": 2.619483413
              },
              {
                "average": 277837052.9,
                "count": 5054963,
                "maximum": 277838069,
                "minimum": 277835728.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 647.5240999,
                "variance": 419287.4599
              },
              {
                "average": 0,
                "count": 5054963,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5054963,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5054963,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5054963,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5054963,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              521000.0137,
              4331999.974,
              -1.21900434,
              522000.0137,
              4332999.994,
              27.58099566
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    521000.0137071186,
                    4331999.973675295,
                    -1.219004339596927
                  ],
                  [
                    521000.0137071186,
                    4332999.993675294,
                    -1.219004339596927
                  ],
                  [
                    522000.0137071186,
                    4332999.993675294,
                    27.580995660403076
                  ],
                  [
                    522000.0137071186,
                    4331999.973675295,
                    27.580995660403076
                  ],
                  [
                    521000.0137071186,
                    4331999.973675295,
                    -1.219004339596927
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T19:01:09+00:00",
            "end_time": "2020-07-03T18:22:08+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": "20200702_USGS_NJ_18SWJ0520.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.94223413048539,
              39.029032745969694,
              -1.001158603187497
            ],
            [
              -74.94222679381447,
              39.038044226896496,
              -1.001158603187497
            ],
            [
              -74.9330390167693,
              39.038039314399064,
              21.0388413968125
            ],
            [
              -74.93304752020222,
              39.02902783504127,
              21.0388413968125
            ],
            [
              -74.94223413048539,
              39.029032745969694,
              -1.001158603187497
            ]
          ]
        ]
      },
      "bbox": [
        -74.94223413,
        39.02902784,
        -1.001158603,
        -74.93303902,
        39.03804423,
        21.0388414
      ],
      "properties": {
        "datetime": "2020-07-02T17:27:17Z",
        "pc:count": 3839575,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 505354.8475,
            "count": 3839575,
            "maximum": 505795.1633,
            "minimum": 505000.0033,
            "name": "X",
            "position": 0,
            "stddev": 185.1007322,
            "variance": 34262.28105
          },
          {
            "average": 4320543.63,
            "count": 3839575,
            "maximum": 4320999.993,
            "minimum": 4319999.973,
            "name": "Y",
            "position": 1,
            "stddev": 282.9313805,
            "variance": 80050.16606
          },
          {
            "average": 3.127950876,
            "count": 3839575,
            "maximum": 21.0388414,
            "minimum": -1.001158603,
            "name": "Z",
            "position": 2,
            "stddev": 3.576511031,
            "variance": 12.79143116
          },
          {
            "average": 4141.250954,
            "count": 3839575,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 4421.657254,
            "variance": 19551052.87
          },
          {
            "average": 1.484623949,
            "count": 3839575,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9035485271,
            "variance": 0.8163999408
          },
          {
            "average": 1.985754152,
            "count": 3839575,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.354460446,
            "variance": 1.8345631
          },
          {
            "average": 1,
            "count": 3839575,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3839575,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.42738402,
            "count": 3839575,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4946988814,
            "variance": 0.2447269832
          },
          {
            "average": 19.90534669,
            "count": 3839575,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.44263261,
            "variance": 2.081188846
          },
          {
            "average": 1.535815032,
            "count": 3839575,
            "maximum": 13,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.046160005,
            "variance": 1.094450755
          },
          {
            "average": 2.220705417,
            "count": 3839575,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.7236163128,
            "variance": 0.5236205682
          },
          {
            "average": 277745775.2,
            "count": 3839575,
            "maximum": 277746037.4,
            "minimum": 277745022.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 259.8766166,
            "variance": 67535.85585
          },
          {
            "average": 0,
            "count": 3839575,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3839575,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3839575,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3839575,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3839575,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          505000.0033,
          4319999.973,
          -1.001158603,
          505795.1633,
          4320999.993,
          21.0388414
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                505000.00328142964,
                4319999.973367579,
                -1.001158603187497
              ],
              [
                505000.00328142964,
                4320999.993367579,
                -1.001158603187497
              ],
              [
                505795.1632814297,
                4320999.993367579,
                21.0388413968125
              ],
              [
                505795.1632814297,
                4319999.973367579,
                21.0388413968125
              ],
              [
                505000.00328142964,
                4319999.973367579,
                -1.001158603187497
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:27:17+00:00",
        "end_time": "2020-07-02T17:10:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0520.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0520.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0520.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0520.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.94223413,
            39.02902784,
            -1.001158603,
            -74.93303902,
            39.03804423,
            21.0388414
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.94223413048539,
                  39.029032745969694,
                  -1.001158603187497
                ],
                [
                  -74.94222679381447,
                  39.038044226896496,
                  -1.001158603187497
                ],
                [
                  -74.9330390167693,
                  39.038039314399064,
                  21.0388413968125
                ],
                [
                  -74.93304752020222,
                  39.02902783504127,
                  21.0388413968125
                ],
                [
                  -74.94223413048539,
                  39.029032745969694,
                  -1.001158603187497
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0520.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0520.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:27:17Z",
            "pc:count": 3839575,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 505354.8475,
                "count": 3839575,
                "maximum": 505795.1633,
                "minimum": 505000.0033,
                "name": "X",
                "position": 0,
                "stddev": 185.1007322,
                "variance": 34262.28105
              },
              {
                "average": 4320543.63,
                "count": 3839575,
                "maximum": 4320999.993,
                "minimum": 4319999.973,
                "name": "Y",
                "position": 1,
                "stddev": 282.9313805,
                "variance": 80050.16606
              },
              {
                "average": 3.127950876,
                "count": 3839575,
                "maximum": 21.0388414,
                "minimum": -1.001158603,
                "name": "Z",
                "position": 2,
                "stddev": 3.576511031,
                "variance": 12.79143116
              },
              {
                "average": 4141.250954,
                "count": 3839575,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 4421.657254,
                "variance": 19551052.87
              },
              {
                "average": 1.484623949,
                "count": 3839575,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9035485271,
                "variance": 0.8163999408
              },
              {
                "average": 1.985754152,
                "count": 3839575,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.354460446,
                "variance": 1.8345631
              },
              {
                "average": 1,
                "count": 3839575,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3839575,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.42738402,
                "count": 3839575,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4946988814,
                "variance": 0.2447269832
              },
              {
                "average": 19.90534669,
                "count": 3839575,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.44263261,
                "variance": 2.081188846
              },
              {
                "average": 1.535815032,
                "count": 3839575,
                "maximum": 13,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.046160005,
                "variance": 1.094450755
              },
              {
                "average": 2.220705417,
                "count": 3839575,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.7236163128,
                "variance": 0.5236205682
              },
              {
                "average": 277745775.2,
                "count": 3839575,
                "maximum": 277746037.4,
                "minimum": 277745022.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 259.8766166,
                "variance": 67535.85585
              },
              {
                "average": 0,
                "count": 3839575,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3839575,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3839575,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3839575,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3839575,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              505000.0033,
              4319999.973,
              -1.001158603,
              505795.1633,
              4320999.993,
              21.0388414
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    505000.00328142964,
                    4319999.973367579,
                    -1.001158603187497
                  ],
                  [
                    505000.00328142964,
                    4320999.993367579,
                    -1.001158603187497
                  ],
                  [
                    505795.1632814297,
                    4320999.993367579,
                    21.0388413968125
                  ],
                  [
                    505795.1632814297,
                    4319999.973367579,
                    21.0388413968125
                  ],
                  [
                    505000.00328142964,
                    4319999.973367579,
                    -1.001158603187497
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:27:17+00:00",
            "end_time": "2020-07-02T17:10:22+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ0522.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.9337515544685,
              39.04705086225448,
              -0.958618468188826
            ],
            [
              -74.93374762129568,
              39.05126111018627,
              -0.958618468188826
            ],
            [
              -74.93065918765026,
              39.0512593149394,
              0.021381531811174
            ],
            [
              -74.93066330417227,
              39.0470490672755,
              0.021381531811174
            ],
            [
              -74.9337515544685,
              39.04705086225448,
              -0.958618468188826
            ]
          ]
        ]
      },
      "bbox": [
        -74.93375155,
        39.04704907,
        -0.9586184682,
        -74.93065919,
        39.05126111,
        0.02138153181
      ],
      "properties": {
        "datetime": "2020-07-02T17:27:31Z",
        "pc:count": 198937,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 505899.3993,
            "count": 198937,
            "maximum": 506000.0081,
            "minimum": 505732.7681,
            "name": "X",
            "position": 0,
            "stddev": 72.19797103,
            "variance": 5212.54702
          },
          {
            "average": 4322173.297,
            "count": 198937,
            "maximum": 4322467.197,
            "minimum": 4321999.977,
            "name": "Y",
            "position": 1,
            "stddev": 124.1750402,
            "variance": 15419.44062
          },
          {
            "average": -0.5691299869,
            "count": 198937,
            "maximum": 0.02138153181,
            "minimum": -0.9586184682,
            "name": "Z",
            "position": 2,
            "stddev": 0.1813516588,
            "variance": 0.03288842416
          },
          {
            "average": 4039.039741,
            "count": 198937,
            "maximum": 16082,
            "minimum": 203,
            "name": "Intensity",
            "position": 3,
            "stddev": 2229.993432,
            "variance": 4972870.706
          },
          {
            "average": 1,
            "count": 198937,
            "maximum": 1,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 198937,
            "maximum": 1,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 198937,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 198937,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.84458899,
            "count": 198937,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.3622969603,
            "variance": 0.1312590874
          },
          {
            "average": 21.59988669,
            "count": 198937,
            "maximum": 22.99799919,
            "minimum": 18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.029844943,
            "variance": 1.060580606
          },
          {
            "average": 1,
            "count": 198937,
            "maximum": 1,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.075732518,
            "count": 198937,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.3817464537,
            "variance": 0.1457303549
          },
          {
            "average": 277745340.4,
            "count": 198937,
            "maximum": 277746051.4,
            "minimum": 277745307.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 140.8537948,
            "variance": 19839.7915
          },
          {
            "average": 0,
            "count": 198937,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 198937,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 198937,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 198937,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 198937,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          505732.7681,
          4321999.977,
          -0.9586184682,
          506000.0081,
          4322467.197,
          0.02138153181
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                505732.76809247513,
                4321999.976822999,
                -0.958618468188826
              ],
              [
                505732.76809247513,
                4322467.196823,
                -0.958618468188826
              ],
              [
                506000.0080924751,
                4322467.196823,
                0.021381531811174
              ],
              [
                506000.0080924751,
                4321999.976822999,
                0.021381531811174
              ],
              [
                505732.76809247513,
                4321999.976822999,
                -0.958618468188826
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:27:31+00:00",
        "end_time": "2020-07-02T17:15:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0522.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0522.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0522.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0522.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.93375155,
            39.04704907,
            -0.9586184682,
            -74.93065919,
            39.05126111,
            0.02138153181
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.9337515544685,
                  39.04705086225448,
                  -0.958618468188826
                ],
                [
                  -74.93374762129568,
                  39.05126111018627,
                  -0.958618468188826
                ],
                [
                  -74.93065918765026,
                  39.0512593149394,
                  0.021381531811174
                ],
                [
                  -74.93066330417227,
                  39.0470490672755,
                  0.021381531811174
                ],
                [
                  -74.9337515544685,
                  39.04705086225448,
                  -0.958618468188826
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0522.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0522.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:27:31Z",
            "pc:count": 198937,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 505899.3993,
                "count": 198937,
                "maximum": 506000.0081,
                "minimum": 505732.7681,
                "name": "X",
                "position": 0,
                "stddev": 72.19797103,
                "variance": 5212.54702
              },
              {
                "average": 4322173.297,
                "count": 198937,
                "maximum": 4322467.197,
                "minimum": 4321999.977,
                "name": "Y",
                "position": 1,
                "stddev": 124.1750402,
                "variance": 15419.44062
              },
              {
                "average": -0.5691299869,
                "count": 198937,
                "maximum": 0.02138153181,
                "minimum": -0.9586184682,
                "name": "Z",
                "position": 2,
                "stddev": 0.1813516588,
                "variance": 0.03288842416
              },
              {
                "average": 4039.039741,
                "count": 198937,
                "maximum": 16082,
                "minimum": 203,
                "name": "Intensity",
                "position": 3,
                "stddev": 2229.993432,
                "variance": 4972870.706
              },
              {
                "average": 1,
                "count": 198937,
                "maximum": 1,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 198937,
                "maximum": 1,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 198937,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 198937,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.84458899,
                "count": 198937,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.3622969603,
                "variance": 0.1312590874
              },
              {
                "average": 21.59988669,
                "count": 198937,
                "maximum": 22.99799919,
                "minimum": 18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.029844943,
                "variance": 1.060580606
              },
              {
                "average": 1,
                "count": 198937,
                "maximum": 1,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.075732518,
                "count": 198937,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.3817464537,
                "variance": 0.1457303549
              },
              {
                "average": 277745340.4,
                "count": 198937,
                "maximum": 277746051.4,
                "minimum": 277745307.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 140.8537948,
                "variance": 19839.7915
              },
              {
                "average": 0,
                "count": 198937,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 198937,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 198937,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 198937,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 198937,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              505732.7681,
              4321999.977,
              -0.9586184682,
              506000.0081,
              4322467.197,
              0.02138153181
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    505732.76809247513,
                    4321999.976822999,
                    -0.958618468188826
                  ],
                  [
                    505732.76809247513,
                    4322467.196823,
                    -0.958618468188826
                  ],
                  [
                    506000.0080924751,
                    4322467.196823,
                    0.021381531811174
                  ],
                  [
                    506000.0080924751,
                    4321999.976822999,
                    0.021381531811174
                  ],
                  [
                    505732.76809247513,
                    4321999.976822999,
                    -0.958618468188826
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:27:31+00:00",
            "end_time": "2020-07-02T17:15:07+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": "20200703_USGS_NJ_18SWJ1518.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.82254458244222,
              39.015681102726425,
              -1.408420501912899
            ],
            [
              -74.8225340348095,
              39.019900907902695,
              -1.408420501912899
            ],
            [
              -74.8151731104516,
              39.01988947800067,
              1.471579498087101
            ],
            [
              -74.81518409557256,
              39.015669674534216,
              1.471579498087101
            ],
            [
              -74.82254458244222,
              39.015681102726425,
              -1.408420501912899
            ]
          ]
        ]
      },
      "bbox": [
        -74.82254458,
        39.01566967,
        -1.408420502,
        -74.81517311,
        39.01990091,
        1.471579498
      ],
      "properties": {
        "datetime": "2020-07-03T17:07:35Z",
        "pc:count": 386523,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 515816.5531,
            "count": 386523,
            "maximum": 516000.0086,
            "minimum": 515362.7886,
            "name": "X",
            "position": 0,
            "stddev": 137.1884102,
            "variance": 18820.65989
          },
          {
            "average": 4318852.569,
            "count": 386523,
            "maximum": 4318999.991,
            "minimum": 4318531.711,
            "name": "Y",
            "position": 1,
            "stddev": 108.0938245,
            "variance": 11684.27491
          },
          {
            "average": -0.4460034142,
            "count": 386523,
            "maximum": 1.471579498,
            "minimum": -1.408420502,
            "name": "Z",
            "position": 2,
            "stddev": 0.6231951443,
            "variance": 0.3883721879
          },
          {
            "average": 2364.366232,
            "count": 386523,
            "maximum": 23442,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 1897.381693,
            "variance": 3600057.287
          },
          {
            "average": 1.000186276,
            "count": 386523,
            "maximum": 2,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.01364704696,
            "variance": 0.0001862418908
          },
          {
            "average": 1.000377727,
            "count": 386523,
            "maximum": 2,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.01943154269,
            "variance": 0.0003775848514
          },
          {
            "average": 1,
            "count": 386523,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 386523,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 13.41190046,
            "count": 386523,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 13.44796267,
            "variance": 180.8477001
          },
          {
            "average": 19.93794895,
            "count": 386523,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.720065558,
            "variance": 2.958625522
          },
          {
            "average": 1.428140111,
            "count": 386523,
            "maximum": 2,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4948098521,
            "variance": 0.2448367897
          },
          {
            "average": 7.978316944,
            "count": 386523,
            "maximum": 10,
            "minimum": 6,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.8141642137,
            "variance": 0.6628633669
          },
          {
            "average": 277830313.5,
            "count": 386523,
            "maximum": 277831255.7,
            "minimum": 277829626.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 360.9582093,
            "variance": 130290.8289
          },
          {
            "average": 0,
            "count": 386523,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 386523,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 386523,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 386523,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 386523,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          515362.7886,
          4318531.711,
          -1.408420502,
          516000.0086,
          4318999.991,
          1.471579498
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                515362.788566401,
                4318531.711308514,
                -1.408420501912899
              ],
              [
                515362.788566401,
                4318999.991308513,
                -1.408420501912899
              ],
              [
                516000.00856640097,
                4318999.991308513,
                1.471579498087101
              ],
              [
                516000.00856640097,
                4318531.711308514,
                1.471579498087101
              ],
              [
                515362.788566401,
                4318531.711308514,
                -1.408420501912899
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T17:07:35+00:00",
        "end_time": "2020-07-03T16:40:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1518.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1518.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1518.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1518.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.82254458,
            39.01566967,
            -1.408420502,
            -74.81517311,
            39.01990091,
            1.471579498
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.82254458244222,
                  39.015681102726425,
                  -1.408420501912899
                ],
                [
                  -74.8225340348095,
                  39.019900907902695,
                  -1.408420501912899
                ],
                [
                  -74.8151731104516,
                  39.01988947800067,
                  1.471579498087101
                ],
                [
                  -74.81518409557256,
                  39.015669674534216,
                  1.471579498087101
                ],
                [
                  -74.82254458244222,
                  39.015681102726425,
                  -1.408420501912899
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1518.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1518.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T17:07:35Z",
            "pc:count": 386523,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 515816.5531,
                "count": 386523,
                "maximum": 516000.0086,
                "minimum": 515362.7886,
                "name": "X",
                "position": 0,
                "stddev": 137.1884102,
                "variance": 18820.65989
              },
              {
                "average": 4318852.569,
                "count": 386523,
                "maximum": 4318999.991,
                "minimum": 4318531.711,
                "name": "Y",
                "position": 1,
                "stddev": 108.0938245,
                "variance": 11684.27491
              },
              {
                "average": -0.4460034142,
                "count": 386523,
                "maximum": 1.471579498,
                "minimum": -1.408420502,
                "name": "Z",
                "position": 2,
                "stddev": 0.6231951443,
                "variance": 0.3883721879
              },
              {
                "average": 2364.366232,
                "count": 386523,
                "maximum": 23442,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 1897.381693,
                "variance": 3600057.287
              },
              {
                "average": 1.000186276,
                "count": 386523,
                "maximum": 2,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.01364704696,
                "variance": 0.0001862418908
              },
              {
                "average": 1.000377727,
                "count": 386523,
                "maximum": 2,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.01943154269,
                "variance": 0.0003775848514
              },
              {
                "average": 1,
                "count": 386523,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 386523,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 13.41190046,
                "count": 386523,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 13.44796267,
                "variance": 180.8477001
              },
              {
                "average": 19.93794895,
                "count": 386523,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.720065558,
                "variance": 2.958625522
              },
              {
                "average": 1.428140111,
                "count": 386523,
                "maximum": 2,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4948098521,
                "variance": 0.2448367897
              },
              {
                "average": 7.978316944,
                "count": 386523,
                "maximum": 10,
                "minimum": 6,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.8141642137,
                "variance": 0.6628633669
              },
              {
                "average": 277830313.5,
                "count": 386523,
                "maximum": 277831255.7,
                "minimum": 277829626.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 360.9582093,
                "variance": 130290.8289
              },
              {
                "average": 0,
                "count": 386523,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 386523,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 386523,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 386523,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 386523,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              515362.7886,
              4318531.711,
              -1.408420502,
              516000.0086,
              4318999.991,
              1.471579498
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    515362.788566401,
                    4318531.711308514,
                    -1.408420501912899
                  ],
                  [
                    515362.788566401,
                    4318999.991308513,
                    -1.408420501912899
                  ],
                  [
                    516000.00856640097,
                    4318999.991308513,
                    1.471579498087101
                  ],
                  [
                    516000.00856640097,
                    4318531.711308514,
                    1.471579498087101
                  ],
                  [
                    515362.788566401,
                    4318531.711308514,
                    -1.408420501912899
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T17:07:35+00:00",
            "end_time": "2020-07-03T16:40:26+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": "20200702_USGS_NJ_18SWJ1615.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.81526699413408,
              38.983844182797895,
              -2.674390004218449
            ],
            [
              -74.8152435699946,
              38.99285551112941,
              -2.674390004218449
            ],
            [
              -74.8036961219363,
              38.992836655347254,
              58.365609995781554
            ],
            [
              -74.80372101008396,
              38.98382533304005,
              58.365609995781554
            ],
            [
              -74.81526699413408,
              38.983844182797895,
              -2.674390004218449
            ]
          ]
        ]
      },
      "bbox": [
        -74.81526699,
        38.98382533,
        -2.674390004,
        -74.80369612,
        38.99285551,
        58.36561
      ],
      "properties": {
        "datetime": "2020-07-02T16:10:27Z",
        "pc:count": 2932491,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 516631.8881,
            "count": 2932491,
            "maximum": 517000.0178,
            "minimum": 515999.9978,
            "name": "X",
            "position": 0,
            "stddev": 247.0100677,
            "variance": 61013.97356
          },
          {
            "average": 4315356.484,
            "count": 2932491,
            "maximum": 4315999.984,
            "minimum": 4314999.984,
            "name": "Y",
            "position": 1,
            "stddev": 243.6435032,
            "variance": 59362.15663
          },
          {
            "average": 3.641946694,
            "count": 2932491,
            "maximum": 58.36561,
            "minimum": -2.674390004,
            "name": "Z",
            "position": 2,
            "stddev": 3.782409608,
            "variance": 14.30662244
          },
          {
            "average": 10051.2048,
            "count": 2932491,
            "maximum": 65535,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 7694.579881,
            "variance": 59206559.54
          },
          {
            "average": 1.229520568,
            "count": 2932491,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6099795255,
            "variance": 0.3720750215
          },
          {
            "average": 1.47398986,
            "count": 2932491,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9371669452,
            "variance": 0.8782818832
          },
          {
            "average": 1,
            "count": 2932491,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2932491,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.677509667,
            "count": 2932491,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 2.093995861,
            "variance": 4.384818667
          },
          {
            "average": 20.05254905,
            "count": 2932491,
            "maximum": 25.00200081,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.68589406,
            "variance": 2.842238782
          },
          {
            "average": 1.253880404,
            "count": 2932491,
            "maximum": 21,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.6911754838,
            "variance": 0.4777235494
          },
          {
            "average": 1.738735089,
            "count": 2932491,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.8484156555,
            "variance": 0.7198091245
          },
          {
            "average": 277740548.5,
            "count": 2932491,
            "maximum": 277741427.8,
            "minimum": 277740238.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 330.7052496,
            "variance": 109365.9621
          },
          {
            "average": 0,
            "count": 2932491,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2932491,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2932491,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2932491,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2932491,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          515999.9978,
          4314999.984,
          -2.674390004,
          517000.0178,
          4315999.984,
          58.36561
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                515999.9978346458,
                4314999.9839966195,
                -2.674390004218449
              ],
              [
                515999.9978346458,
                4315999.9839966195,
                -2.674390004218449
              ],
              [
                517000.0178346458,
                4315999.9839966195,
                58.365609995781554
              ],
              [
                517000.0178346458,
                4314999.9839966195,
                58.365609995781554
              ],
              [
                515999.9978346458,
                4314999.9839966195,
                -2.674390004218449
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T16:10:27+00:00",
        "end_time": "2020-07-02T15:50:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1615.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1615.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1615.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1615.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.81526699,
            38.98382533,
            -2.674390004,
            -74.80369612,
            38.99285551,
            58.36561
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.81526699413408,
                  38.983844182797895,
                  -2.674390004218449
                ],
                [
                  -74.8152435699946,
                  38.99285551112941,
                  -2.674390004218449
                ],
                [
                  -74.8036961219363,
                  38.992836655347254,
                  58.365609995781554
                ],
                [
                  -74.80372101008396,
                  38.98382533304005,
                  58.365609995781554
                ],
                [
                  -74.81526699413408,
                  38.983844182797895,
                  -2.674390004218449
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1615.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1615.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T16:10:27Z",
            "pc:count": 2932491,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 516631.8881,
                "count": 2932491,
                "maximum": 517000.0178,
                "minimum": 515999.9978,
                "name": "X",
                "position": 0,
                "stddev": 247.0100677,
                "variance": 61013.97356
              },
              {
                "average": 4315356.484,
                "count": 2932491,
                "maximum": 4315999.984,
                "minimum": 4314999.984,
                "name": "Y",
                "position": 1,
                "stddev": 243.6435032,
                "variance": 59362.15663
              },
              {
                "average": 3.641946694,
                "count": 2932491,
                "maximum": 58.36561,
                "minimum": -2.674390004,
                "name": "Z",
                "position": 2,
                "stddev": 3.782409608,
                "variance": 14.30662244
              },
              {
                "average": 10051.2048,
                "count": 2932491,
                "maximum": 65535,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 7694.579881,
                "variance": 59206559.54
              },
              {
                "average": 1.229520568,
                "count": 2932491,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6099795255,
                "variance": 0.3720750215
              },
              {
                "average": 1.47398986,
                "count": 2932491,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9371669452,
                "variance": 0.8782818832
              },
              {
                "average": 1,
                "count": 2932491,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2932491,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.677509667,
                "count": 2932491,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 2.093995861,
                "variance": 4.384818667
              },
              {
                "average": 20.05254905,
                "count": 2932491,
                "maximum": 25.00200081,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.68589406,
                "variance": 2.842238782
              },
              {
                "average": 1.253880404,
                "count": 2932491,
                "maximum": 21,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.6911754838,
                "variance": 0.4777235494
              },
              {
                "average": 1.738735089,
                "count": 2932491,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.8484156555,
                "variance": 0.7198091245
              },
              {
                "average": 277740548.5,
                "count": 2932491,
                "maximum": 277741427.8,
                "minimum": 277740238.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 330.7052496,
                "variance": 109365.9621
              },
              {
                "average": 0,
                "count": 2932491,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2932491,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2932491,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2932491,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2932491,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              515999.9978,
              4314999.984,
              -2.674390004,
              517000.0178,
              4315999.984,
              58.36561
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    515999.9978346458,
                    4314999.9839966195,
                    -2.674390004218449
                  ],
                  [
                    515999.9978346458,
                    4315999.9839966195,
                    -2.674390004218449
                  ],
                  [
                    517000.0178346458,
                    4315999.9839966195,
                    58.365609995781554
                  ],
                  [
                    517000.0178346458,
                    4314999.9839966195,
                    58.365609995781554
                  ],
                  [
                    515999.9978346458,
                    4314999.9839966195,
                    -2.674390004218449
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T16:10:27+00:00",
            "end_time": "2020-07-02T15:50:38+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ5867.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.32589669198195,
              39.45060984501166,
              -2.702320771643128
            ],
            [
              -74.3258097863802,
              39.45961987096786,
              -2.702320771643128
            ],
            [
              -74.31765006643063,
              39.459572281152546,
              9.477679228356871
            ],
            [
              -74.31773802365267,
              39.45056227034758,
              9.477679228356871
            ],
            [
              -74.32589669198195,
              39.45060984501166,
              -2.702320771643128
            ]
          ]
        ]
      },
      "bbox": [
        -74.32589669,
        39.45056227,
        -2.702320772,
        -74.31765007,
        39.45961987,
        9.477679228
      ],
      "properties": {
        "datetime": "2020-07-02T14:19:29Z",
        "pc:count": 1625202,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 558269.5881,
            "count": 1625202,
            "maximum": 558702.0173,
            "minimum": 557999.9973,
            "name": "X",
            "position": 0,
            "stddev": 173.1191032,
            "variance": 29970.2239
          },
          {
            "average": 4367570.122,
            "count": 1625202,
            "maximum": 4367999.985,
            "minimum": 4366999.985,
            "name": "Y",
            "position": 1,
            "stddev": 293.9881241,
            "variance": 86429.0171
          },
          {
            "average": -1.016403686,
            "count": 1625202,
            "maximum": 9.477679228,
            "minimum": -2.702320772,
            "name": "Z",
            "position": 2,
            "stddev": 0.7234820897,
            "variance": 0.5234263341
          },
          {
            "average": 2167.037565,
            "count": 1625202,
            "maximum": 49250,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 3554.695654,
            "variance": 12635861.19
          },
          {
            "average": 1.000132907,
            "count": 1625202,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.01537077754,
            "variance": 0.0002362608023
          },
          {
            "average": 1.000258429,
            "count": 1625202,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.02332093338,
            "variance": 0.0005438659339
          },
          {
            "average": 1,
            "count": 1625202,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1625202,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 26.22688441,
            "count": 1625202,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 8.240625284,
            "variance": 67.90790507
          },
          {
            "average": 20.09426162,
            "count": 1625202,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.692870166,
            "variance": 2.865809399
          },
          {
            "average": 1.895915708,
            "count": 1625202,
            "maximum": 5,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.3102316398,
            "variance": 0.09624367034
          },
          {
            "average": 3.027491352,
            "count": 1625202,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.8939482298,
            "variance": 0.7991434376
          },
          {
            "average": 277734442.8,
            "count": 1625202,
            "maximum": 277734769.3,
            "minimum": 277733760.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 304.7012969,
            "variance": 92842.88033
          },
          {
            "average": 0,
            "count": 1625202,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1625202,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1625202,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1625202,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1625202,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          557999.9973,
          4366999.985,
          -2.702320772,
          558702.0173,
          4367999.985,
          9.477679228
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                557999.9972743515,
                4366999.985438173,
                -2.702320771643128
              ],
              [
                557999.9972743515,
                4367999.985438173,
                -2.702320771643128
              ],
              [
                558702.0172743516,
                4367999.985438173,
                9.477679228356871
              ],
              [
                558702.0172743516,
                4366999.985438173,
                9.477679228356871
              ],
              [
                557999.9972743515,
                4366999.985438173,
                -2.702320771643128
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:19:29+00:00",
        "end_time": "2020-07-02T14:02:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5867.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5867.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5867.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5867.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.32589669,
            39.45056227,
            -2.702320772,
            -74.31765007,
            39.45961987,
            9.477679228
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.32589669198195,
                  39.45060984501166,
                  -2.702320771643128
                ],
                [
                  -74.3258097863802,
                  39.45961987096786,
                  -2.702320771643128
                ],
                [
                  -74.31765006643063,
                  39.459572281152546,
                  9.477679228356871
                ],
                [
                  -74.31773802365267,
                  39.45056227034758,
                  9.477679228356871
                ],
                [
                  -74.32589669198195,
                  39.45060984501166,
                  -2.702320771643128
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5867.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5867.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:19:29Z",
            "pc:count": 1625202,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 558269.5881,
                "count": 1625202,
                "maximum": 558702.0173,
                "minimum": 557999.9973,
                "name": "X",
                "position": 0,
                "stddev": 173.1191032,
                "variance": 29970.2239
              },
              {
                "average": 4367570.122,
                "count": 1625202,
                "maximum": 4367999.985,
                "minimum": 4366999.985,
                "name": "Y",
                "position": 1,
                "stddev": 293.9881241,
                "variance": 86429.0171
              },
              {
                "average": -1.016403686,
                "count": 1625202,
                "maximum": 9.477679228,
                "minimum": -2.702320772,
                "name": "Z",
                "position": 2,
                "stddev": 0.7234820897,
                "variance": 0.5234263341
              },
              {
                "average": 2167.037565,
                "count": 1625202,
                "maximum": 49250,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 3554.695654,
                "variance": 12635861.19
              },
              {
                "average": 1.000132907,
                "count": 1625202,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.01537077754,
                "variance": 0.0002362608023
              },
              {
                "average": 1.000258429,
                "count": 1625202,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.02332093338,
                "variance": 0.0005438659339
              },
              {
                "average": 1,
                "count": 1625202,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1625202,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 26.22688441,
                "count": 1625202,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 8.240625284,
                "variance": 67.90790507
              },
              {
                "average": 20.09426162,
                "count": 1625202,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.692870166,
                "variance": 2.865809399
              },
              {
                "average": 1.895915708,
                "count": 1625202,
                "maximum": 5,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.3102316398,
                "variance": 0.09624367034
              },
              {
                "average": 3.027491352,
                "count": 1625202,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.8939482298,
                "variance": 0.7991434376
              },
              {
                "average": 277734442.8,
                "count": 1625202,
                "maximum": 277734769.3,
                "minimum": 277733760.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 304.7012969,
                "variance": 92842.88033
              },
              {
                "average": 0,
                "count": 1625202,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1625202,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1625202,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1625202,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1625202,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              557999.9973,
              4366999.985,
              -2.702320772,
              558702.0173,
              4367999.985,
              9.477679228
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    557999.9972743515,
                    4366999.985438173,
                    -2.702320771643128
                  ],
                  [
                    557999.9972743515,
                    4367999.985438173,
                    -2.702320771643128
                  ],
                  [
                    558702.0172743516,
                    4367999.985438173,
                    9.477679228356871
                  ],
                  [
                    558702.0172743516,
                    4366999.985438173,
                    9.477679228356871
                  ],
                  [
                    557999.9972743515,
                    4366999.985438173,
                    -2.702320771643128
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:19:29+00:00",
            "end_time": "2020-07-02T14:02:40+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": "20200702_USGS_NJ_18SWJ5871.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.32554872265486,
              39.48664985151437,
              -2.662348365375284
            ],
            [
              -74.3254616608424,
              39.49565982082228,
              -2.662348365375284
            ],
            [
              -74.3160955046111,
              39.495605104894125,
              8.617651634624714
            ],
            [
              -74.3161837750735,
              39.486595153001744,
              8.617651634624714
            ],
            [
              -74.32554872265486,
              39.48664985151437,
              -2.662348365375284
            ]
          ]
        ]
      },
      "bbox": [
        -74.32554872,
        39.48659515,
        -2.662348365,
        -74.3160955,
        39.49565982,
        8.617651635
      ],
      "properties": {
        "datetime": "2020-07-02T14:32:55Z",
        "pc:count": 2123375,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 558425.2953,
            "count": 2123375,
            "maximum": 558805.407,
            "minimum": 558000.007,
            "name": "X",
            "position": 0,
            "stddev": 161.2327333,
            "variance": 25995.99429
          },
          {
            "average": 4371560.228,
            "count": 2123375,
            "maximum": 4371999.984,
            "minimum": 4370999.984,
            "name": "Y",
            "position": 1,
            "stddev": 255.9672106,
            "variance": 65519.21289
          },
          {
            "average": 1.601201399,
            "count": 2123375,
            "maximum": 8.617651635,
            "minimum": -2.662348365,
            "name": "Z",
            "position": 2,
            "stddev": 1.482595918,
            "variance": 2.198090656
          },
          {
            "average": 3535.145687,
            "count": 2123375,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 3429.543449,
            "variance": 11761768.27
          },
          {
            "average": 1.368296697,
            "count": 2123375,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6387596907,
            "variance": 0.4080139425
          },
          {
            "average": 1.7393767,
            "count": 2123375,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8503113481,
            "variance": 0.7230293886
          },
          {
            "average": 1,
            "count": 2123375,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2123375,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3.477266145,
            "count": 2123375,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 7.31042851,
            "variance": 53.442365
          },
          {
            "average": 20.03230382,
            "count": 2123375,
            "maximum": 22.99799919,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.457241678,
            "variance": 2.123553307
          },
          {
            "average": 1.471097192,
            "count": 2123375,
            "maximum": 7,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.6516940863,
            "variance": 0.4247051821
          },
          {
            "average": 2.684705245,
            "count": 2123375,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4768792694,
            "variance": 0.2274138376
          },
          {
            "average": 277735486.8,
            "count": 2123375,
            "maximum": 277735575.6,
            "minimum": 277735057.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 117.8770867,
            "variance": 13895.00757
          },
          {
            "average": 0,
            "count": 2123375,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2123375,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2123375,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2123375,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2123375,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          558000.007,
          4370999.984,
          -2.662348365,
          558805.407,
          4371999.984,
          8.617651635
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                558000.006978374,
                4370999.984139608,
                -2.662348365375284
              ],
              [
                558000.006978374,
                4371999.984139608,
                -2.662348365375284
              ],
              [
                558805.4069783739,
                4371999.984139608,
                8.617651634624714
              ],
              [
                558805.4069783739,
                4370999.984139608,
                8.617651634624714
              ],
              [
                558000.006978374,
                4370999.984139608,
                -2.662348365375284
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:32:55+00:00",
        "end_time": "2020-07-02T14:24:17+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5871.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5871.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5871.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5871.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.32554872,
            39.48659515,
            -2.662348365,
            -74.3160955,
            39.49565982,
            8.617651635
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.32554872265486,
                  39.48664985151437,
                  -2.662348365375284
                ],
                [
                  -74.3254616608424,
                  39.49565982082228,
                  -2.662348365375284
                ],
                [
                  -74.3160955046111,
                  39.495605104894125,
                  8.617651634624714
                ],
                [
                  -74.3161837750735,
                  39.486595153001744,
                  8.617651634624714
                ],
                [
                  -74.32554872265486,
                  39.48664985151437,
                  -2.662348365375284
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5871.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5871.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:32:55Z",
            "pc:count": 2123375,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 558425.2953,
                "count": 2123375,
                "maximum": 558805.407,
                "minimum": 558000.007,
                "name": "X",
                "position": 0,
                "stddev": 161.2327333,
                "variance": 25995.99429
              },
              {
                "average": 4371560.228,
                "count": 2123375,
                "maximum": 4371999.984,
                "minimum": 4370999.984,
                "name": "Y",
                "position": 1,
                "stddev": 255.9672106,
                "variance": 65519.21289
              },
              {
                "average": 1.601201399,
                "count": 2123375,
                "maximum": 8.617651635,
                "minimum": -2.662348365,
                "name": "Z",
                "position": 2,
                "stddev": 1.482595918,
                "variance": 2.198090656
              },
              {
                "average": 3535.145687,
                "count": 2123375,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 3429.543449,
                "variance": 11761768.27
              },
              {
                "average": 1.368296697,
                "count": 2123375,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6387596907,
                "variance": 0.4080139425
              },
              {
                "average": 1.7393767,
                "count": 2123375,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8503113481,
                "variance": 0.7230293886
              },
              {
                "average": 1,
                "count": 2123375,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2123375,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3.477266145,
                "count": 2123375,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 7.31042851,
                "variance": 53.442365
              },
              {
                "average": 20.03230382,
                "count": 2123375,
                "maximum": 22.99799919,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.457241678,
                "variance": 2.123553307
              },
              {
                "average": 1.471097192,
                "count": 2123375,
                "maximum": 7,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.6516940863,
                "variance": 0.4247051821
              },
              {
                "average": 2.684705245,
                "count": 2123375,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4768792694,
                "variance": 0.2274138376
              },
              {
                "average": 277735486.8,
                "count": 2123375,
                "maximum": 277735575.6,
                "minimum": 277735057.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 117.8770867,
                "variance": 13895.00757
              },
              {
                "average": 0,
                "count": 2123375,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2123375,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2123375,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2123375,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2123375,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              558000.007,
              4370999.984,
              -2.662348365,
              558805.407,
              4371999.984,
              8.617651635
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    558000.006978374,
                    4370999.984139608,
                    -2.662348365375284
                  ],
                  [
                    558000.006978374,
                    4371999.984139608,
                    -2.662348365375284
                  ],
                  [
                    558805.4069783739,
                    4371999.984139608,
                    8.617651634624714
                  ],
                  [
                    558805.4069783739,
                    4370999.984139608,
                    8.617651634624714
                  ],
                  [
                    558000.006978374,
                    4370999.984139608,
                    -2.662348365375284
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:32:55+00:00",
            "end_time": "2020-07-02T14:24:17+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": "20200702_USGS_NJ_18SWJ2020.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.76893111957595,
              39.0307853619521,
              -3.646793522996907
            ],
            [
              -74.76890817835636,
              39.03782962116212,
              -3.646793522996907
            ],
            [
              -74.76272605795451,
              39.037817209482554,
              13.733206477003092
            ],
            [
              -74.762749612879,
              39.030772953371425,
              13.733206477003092
            ],
            [
              -74.76893111957595,
              39.0307853619521,
              -3.646793522996907
            ]
          ]
        ]
      },
      "bbox": [
        -74.76893112,
        39.03077295,
        -3.646793523,
        -74.76272606,
        39.03782962,
        13.73320648
      ],
      "properties": {
        "datetime": "2020-07-02T15:31:51Z",
        "pc:count": 729659,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 520176.4702,
            "count": 729659,
            "maximum": 520535.0374,
            "minimum": 519999.9974,
            "name": "X",
            "position": 0,
            "stddev": 131.7573564,
            "variance": 17360.00096
          },
          {
            "average": 4320736.05,
            "count": 729659,
            "maximum": 4320999.994,
            "minimum": 4320218.274,
            "name": "Y",
            "position": 1,
            "stddev": 193.0934321,
            "variance": 37285.0735
          },
          {
            "average": -1.302024734,
            "count": 729659,
            "maximum": 13.73320648,
            "minimum": -3.646793523,
            "name": "Z",
            "position": 2,
            "stddev": 2.233909179,
            "variance": 4.99035022
          },
          {
            "average": 3902.200115,
            "count": 729659,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 5825.115759,
            "variance": 33931973.61
          },
          {
            "average": 1.009921073,
            "count": 729659,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.124198564,
            "variance": 0.01542528329
          },
          {
            "average": 1.020785052,
            "count": 729659,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1987849674,
            "variance": 0.03951546328
          },
          {
            "average": 1,
            "count": 729659,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 729659,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 19.73981271,
            "count": 729659,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 12.89319956,
            "variance": 166.2345948
          },
          {
            "average": 20.15103333,
            "count": 729659,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.74223437,
            "variance": 3.035380599
          },
          {
            "average": 1.674582236,
            "count": 729659,
            "maximum": 7,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4825490826,
            "variance": 0.2328536171
          },
          {
            "average": 4.768020404,
            "count": 729659,
            "maximum": 5,
            "minimum": 3,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4498781558,
            "variance": 0.2023903551
          },
          {
            "average": 277738981.1,
            "count": 729659,
            "maximum": 277739111.8,
            "minimum": 277738220.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 234.0945249,
            "variance": 54800.24661
          },
          {
            "average": 0,
            "count": 729659,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 729659,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 729659,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 729659,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 729659,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          519999.9974,
          4320218.274,
          -3.646793523,
          520535.0374,
          4320999.994,
          13.73320648
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                519999.99743881193,
                4320218.273696033,
                -3.646793522996907
              ],
              [
                519999.99743881193,
                4320999.993696034,
                -3.646793522996907
              ],
              [
                520535.03743881197,
                4320999.993696034,
                13.733206477003092
              ],
              [
                520535.03743881197,
                4320218.273696033,
                13.733206477003092
              ],
              [
                519999.99743881193,
                4320218.273696033,
                -3.646793522996907
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T15:31:51+00:00",
        "end_time": "2020-07-02T15:17:00+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ2020.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ2020.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ2020.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2020.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.76893112,
            39.03077295,
            -3.646793523,
            -74.76272606,
            39.03782962,
            13.73320648
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.76893111957595,
                  39.0307853619521,
                  -3.646793522996907
                ],
                [
                  -74.76890817835636,
                  39.03782962116212,
                  -3.646793522996907
                ],
                [
                  -74.76272605795451,
                  39.037817209482554,
                  13.733206477003092
                ],
                [
                  -74.762749612879,
                  39.030772953371425,
                  13.733206477003092
                ],
                [
                  -74.76893111957595,
                  39.0307853619521,
                  -3.646793522996907
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ2020.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2020.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T15:31:51Z",
            "pc:count": 729659,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 520176.4702,
                "count": 729659,
                "maximum": 520535.0374,
                "minimum": 519999.9974,
                "name": "X",
                "position": 0,
                "stddev": 131.7573564,
                "variance": 17360.00096
              },
              {
                "average": 4320736.05,
                "count": 729659,
                "maximum": 4320999.994,
                "minimum": 4320218.274,
                "name": "Y",
                "position": 1,
                "stddev": 193.0934321,
                "variance": 37285.0735
              },
              {
                "average": -1.302024734,
                "count": 729659,
                "maximum": 13.73320648,
                "minimum": -3.646793523,
                "name": "Z",
                "position": 2,
                "stddev": 2.233909179,
                "variance": 4.99035022
              },
              {
                "average": 3902.200115,
                "count": 729659,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 5825.115759,
                "variance": 33931973.61
              },
              {
                "average": 1.009921073,
                "count": 729659,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.124198564,
                "variance": 0.01542528329
              },
              {
                "average": 1.020785052,
                "count": 729659,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1987849674,
                "variance": 0.03951546328
              },
              {
                "average": 1,
                "count": 729659,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 729659,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 19.73981271,
                "count": 729659,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 12.89319956,
                "variance": 166.2345948
              },
              {
                "average": 20.15103333,
                "count": 729659,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.74223437,
                "variance": 3.035380599
              },
              {
                "average": 1.674582236,
                "count": 729659,
                "maximum": 7,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4825490826,
                "variance": 0.2328536171
              },
              {
                "average": 4.768020404,
                "count": 729659,
                "maximum": 5,
                "minimum": 3,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4498781558,
                "variance": 0.2023903551
              },
              {
                "average": 277738981.1,
                "count": 729659,
                "maximum": 277739111.8,
                "minimum": 277738220.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 234.0945249,
                "variance": 54800.24661
              },
              {
                "average": 0,
                "count": 729659,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 729659,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 729659,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 729659,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 729659,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              519999.9974,
              4320218.274,
              -3.646793523,
              520535.0374,
              4320999.994,
              13.73320648
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    519999.99743881193,
                    4320218.273696033,
                    -3.646793522996907
                  ],
                  [
                    519999.99743881193,
                    4320999.993696034,
                    -3.646793522996907
                  ],
                  [
                    520535.03743881197,
                    4320999.993696034,
                    13.733206477003092
                  ],
                  [
                    520535.03743881197,
                    4320218.273696033,
                    13.733206477003092
                  ],
                  [
                    519999.99743881193,
                    4320218.273696033,
                    -3.646793522996907
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T15:31:51+00:00",
            "end_time": "2020-07-02T15:17:00+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": "20200702_USGS_NJ_18SWJ1617.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.80722046617964,
              39.00840352488419,
              -1.72247598955893
            ],
            [
              -74.80721378369067,
              39.01086522941118,
              -1.72247598955893
            ],
            [
              -74.80364640643556,
              39.01085927996244,
              2.95752401044107
            ],
            [
              -74.8036532125775,
              39.00839757595466,
              2.95752401044107
            ],
            [
              -74.80722046617964,
              39.00840352488419,
              -1.72247598955893
            ]
          ]
        ]
      },
      "bbox": [
        -74.80722047,
        39.00839758,
        -1.72247599,
        -74.80364641,
        39.01086523,
        2.95752401
      ],
      "properties": {
        "datetime": "2020-07-03T16:12:21Z",
        "pc:count": 76260,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 516906.689,
            "count": 76260,
            "maximum": 517000.0097,
            "minimum": 516691.1497,
            "name": "X",
            "position": 0,
            "stddev": 73.1046118,
            "variance": 5344.284267
          },
          {
            "average": 4317896.85,
            "count": 76260,
            "maximum": 4317999.986,
            "minimum": 4317726.806,
            "name": "Y",
            "position": 1,
            "stddev": 62.33239723,
            "variance": 3885.327745
          },
          {
            "average": 0.7033000398,
            "count": 76260,
            "maximum": 2.95752401,
            "minimum": -1.72247599,
            "name": "Z",
            "position": 2,
            "stddev": 0.2657377587,
            "variance": 0.0706165564
          },
          {
            "average": 4558.554104,
            "count": 76260,
            "maximum": 21260,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2004.404295,
            "variance": 4017636.58
          },
          {
            "average": 1.007290847,
            "count": 76260,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.08614737633,
            "variance": 0.007421370448
          },
          {
            "average": 1.014621033,
            "count": 76260,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1223037296,
            "variance": 0.01495820228
          },
          {
            "average": 1,
            "count": 76260,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 76260,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.641673223,
            "count": 76260,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 4.497892087,
            "variance": 20.23103322
          },
          {
            "average": 18.13563462,
            "count": 76260,
            "maximum": 22.00200081,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 2.240370266,
            "variance": 5.01925893
          },
          {
            "average": 1.039430894,
            "count": 76260,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.19515739,
            "variance": 0.03808640686
          },
          {
            "average": 1.050668765,
            "count": 76260,
            "maximum": 2,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.2193218452,
            "variance": 0.04810207179
          },
          {
            "average": 277804032,
            "count": 76260,
            "maximum": 277827941.1,
            "minimum": 277737425.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 39425.08744,
            "variance": 1554337519
          },
          {
            "average": 0,
            "count": 76260,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 76260,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 76260,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 76260,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 76260,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          516691.1497,
          4317726.806,
          -1.72247599,
          517000.0097,
          4317999.986,
          2.95752401
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                516691.14966942614,
                4317726.806410687,
                -1.72247598955893
              ],
              [
                516691.14966942614,
                4317999.986410687,
                -1.72247598955893
              ],
              [
                517000.00966942613,
                4317999.986410687,
                2.95752401044107
              ],
              [
                517000.00966942613,
                4317726.806410687,
                2.95752401044107
              ],
              [
                516691.14966942614,
                4317726.806410687,
                -1.72247598955893
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T16:12:21+00:00",
        "end_time": "2020-07-02T15:03:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1617.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1617.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1617.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1617.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.80722047,
            39.00839758,
            -1.72247599,
            -74.80364641,
            39.01086523,
            2.95752401
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.80722046617964,
                  39.00840352488419,
                  -1.72247598955893
                ],
                [
                  -74.80721378369067,
                  39.01086522941118,
                  -1.72247598955893
                ],
                [
                  -74.80364640643556,
                  39.01085927996244,
                  2.95752401044107
                ],
                [
                  -74.8036532125775,
                  39.00839757595466,
                  2.95752401044107
                ],
                [
                  -74.80722046617964,
                  39.00840352488419,
                  -1.72247598955893
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1617.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1617.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T16:12:21Z",
            "pc:count": 76260,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 516906.689,
                "count": 76260,
                "maximum": 517000.0097,
                "minimum": 516691.1497,
                "name": "X",
                "position": 0,
                "stddev": 73.1046118,
                "variance": 5344.284267
              },
              {
                "average": 4317896.85,
                "count": 76260,
                "maximum": 4317999.986,
                "minimum": 4317726.806,
                "name": "Y",
                "position": 1,
                "stddev": 62.33239723,
                "variance": 3885.327745
              },
              {
                "average": 0.7033000398,
                "count": 76260,
                "maximum": 2.95752401,
                "minimum": -1.72247599,
                "name": "Z",
                "position": 2,
                "stddev": 0.2657377587,
                "variance": 0.0706165564
              },
              {
                "average": 4558.554104,
                "count": 76260,
                "maximum": 21260,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2004.404295,
                "variance": 4017636.58
              },
              {
                "average": 1.007290847,
                "count": 76260,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.08614737633,
                "variance": 0.007421370448
              },
              {
                "average": 1.014621033,
                "count": 76260,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1223037296,
                "variance": 0.01495820228
              },
              {
                "average": 1,
                "count": 76260,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 76260,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.641673223,
                "count": 76260,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 4.497892087,
                "variance": 20.23103322
              },
              {
                "average": 18.13563462,
                "count": 76260,
                "maximum": 22.00200081,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 2.240370266,
                "variance": 5.01925893
              },
              {
                "average": 1.039430894,
                "count": 76260,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.19515739,
                "variance": 0.03808640686
              },
              {
                "average": 1.050668765,
                "count": 76260,
                "maximum": 2,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.2193218452,
                "variance": 0.04810207179
              },
              {
                "average": 277804032,
                "count": 76260,
                "maximum": 277827941.1,
                "minimum": 277737425.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 39425.08744,
                "variance": 1554337519
              },
              {
                "average": 0,
                "count": 76260,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 76260,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 76260,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 76260,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 76260,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              516691.1497,
              4317726.806,
              -1.72247599,
              517000.0097,
              4317999.986,
              2.95752401
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    516691.14966942614,
                    4317726.806410687,
                    -1.72247598955893
                  ],
                  [
                    516691.14966942614,
                    4317999.986410687,
                    -1.72247598955893
                  ],
                  [
                    517000.00966942613,
                    4317999.986410687,
                    2.95752401044107
                  ],
                  [
                    517000.00966942613,
                    4317726.806410687,
                    2.95752401044107
                  ],
                  [
                    516691.14966942614,
                    4317726.806410687,
                    -1.72247598955893
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T16:12:21+00:00",
            "end_time": "2020-07-02T15:03:45+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200703_USGS_NJ_18SWJ1323.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.84058236052051,
              39.0559720329067,
              2.404405937315026
            ],
            [
              -74.8405776668732,
              39.05805939513871,
              2.404405937315026
            ],
            [
              -74.83818935281407,
              39.05805610600233,
              29.30440593731503
            ],
            [
              -74.83819411677642,
              39.055968744013626,
              29.30440593731503
            ],
            [
              -74.84058236052051,
              39.0559720329067,
              2.404405937315026
            ]
          ]
        ]
      },
      "bbox": [
        -74.84058236,
        39.05596874,
        2.404405937,
        -74.83818935,
        39.0580594,
        29.30440594
      ],
      "properties": {
        "datetime": "2020-07-03T18:58:25Z",
        "pc:count": 145189,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 513939.2719,
            "count": 145189,
            "maximum": 514000.0141,
            "minimum": 513793.3741,
            "name": "X",
            "position": 0,
            "stddev": 43.21266231,
            "variance": 1867.334184
          },
          {
            "average": 4323075.39,
            "count": 145189,
            "maximum": 4323231.62,
            "minimum": 4322999.98,
            "name": "Y",
            "position": 1,
            "stddev": 56.14141408,
            "variance": 3151.858375
          },
          {
            "average": 8.21243981,
            "count": 145189,
            "maximum": 29.30440594,
            "minimum": 2.404405937,
            "name": "Z",
            "position": 2,
            "stddev": 5.385816882,
            "variance": 29.00702349
          },
          {
            "average": 3245.58377,
            "count": 145189,
            "maximum": 37152,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 3555.159625,
            "variance": 12639159.96
          },
          {
            "average": 1.834498481,
            "count": 145189,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.190617518,
            "variance": 1.417570075
          },
          {
            "average": 2.686766904,
            "count": 145189,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.779506821,
            "variance": 3.166644525
          },
          {
            "average": 1,
            "count": 145189,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 145189,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.415851063,
            "count": 145189,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4928697897,
            "variance": 0.2429206296
          },
          {
            "average": 20.8690212,
            "count": 145189,
            "maximum": 25.00200081,
            "minimum": 18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.426421861,
            "variance": 2.034679324
          },
          {
            "average": 2.093106227,
            "count": 145189,
            "maximum": 15,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.738618367,
            "variance": 3.022793826
          },
          {
            "average": 27,
            "count": 145189,
            "maximum": 27,
            "minimum": 27,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 277837902.3,
            "count": 145189,
            "maximum": 277837905.3,
            "minimum": 277837899.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1.678536545,
            "variance": 2.817484933
          },
          {
            "average": 0,
            "count": 145189,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 145189,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 145189,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 145189,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 145189,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          513793.3741,
          4322999.98,
          2.404405937,
          514000.0141,
          4323231.62,
          29.30440594
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                513793.3740863212,
                4322999.980298363,
                2.404405937315026
              ],
              [
                513793.3740863212,
                4323231.620298363,
                2.404405937315026
              ],
              [
                514000.01408632123,
                4323231.620298363,
                29.30440593731503
              ],
              [
                514000.01408632123,
                4322999.980298363,
                29.30440593731503
              ],
              [
                513793.3740863212,
                4322999.980298363,
                2.404405937315026
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:58:25+00:00",
        "end_time": "2020-07-03T18:58:19+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1323.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1323.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1323.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1323.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.84058236,
            39.05596874,
            2.404405937,
            -74.83818935,
            39.0580594,
            29.30440594
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.84058236052051,
                  39.0559720329067,
                  2.404405937315026
                ],
                [
                  -74.8405776668732,
                  39.05805939513871,
                  2.404405937315026
                ],
                [
                  -74.83818935281407,
                  39.05805610600233,
                  29.30440593731503
                ],
                [
                  -74.83819411677642,
                  39.055968744013626,
                  29.30440593731503
                ],
                [
                  -74.84058236052051,
                  39.0559720329067,
                  2.404405937315026
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1323.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1323.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:58:25Z",
            "pc:count": 145189,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 513939.2719,
                "count": 145189,
                "maximum": 514000.0141,
                "minimum": 513793.3741,
                "name": "X",
                "position": 0,
                "stddev": 43.21266231,
                "variance": 1867.334184
              },
              {
                "average": 4323075.39,
                "count": 145189,
                "maximum": 4323231.62,
                "minimum": 4322999.98,
                "name": "Y",
                "position": 1,
                "stddev": 56.14141408,
                "variance": 3151.858375
              },
              {
                "average": 8.21243981,
                "count": 145189,
                "maximum": 29.30440594,
                "minimum": 2.404405937,
                "name": "Z",
                "position": 2,
                "stddev": 5.385816882,
                "variance": 29.00702349
              },
              {
                "average": 3245.58377,
                "count": 145189,
                "maximum": 37152,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 3555.159625,
                "variance": 12639159.96
              },
              {
                "average": 1.834498481,
                "count": 145189,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.190617518,
                "variance": 1.417570075
              },
              {
                "average": 2.686766904,
                "count": 145189,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.779506821,
                "variance": 3.166644525
              },
              {
                "average": 1,
                "count": 145189,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 145189,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.415851063,
                "count": 145189,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4928697897,
                "variance": 0.2429206296
              },
              {
                "average": 20.8690212,
                "count": 145189,
                "maximum": 25.00200081,
                "minimum": 18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.426421861,
                "variance": 2.034679324
              },
              {
                "average": 2.093106227,
                "count": 145189,
                "maximum": 15,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.738618367,
                "variance": 3.022793826
              },
              {
                "average": 27,
                "count": 145189,
                "maximum": 27,
                "minimum": 27,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 277837902.3,
                "count": 145189,
                "maximum": 277837905.3,
                "minimum": 277837899.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1.678536545,
                "variance": 2.817484933
              },
              {
                "average": 0,
                "count": 145189,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 145189,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 145189,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 145189,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 145189,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              513793.3741,
              4322999.98,
              2.404405937,
              514000.0141,
              4323231.62,
              29.30440594
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    513793.3740863212,
                    4322999.980298363,
                    2.404405937315026
                  ],
                  [
                    513793.3740863212,
                    4323231.620298363,
                    2.404405937315026
                  ],
                  [
                    514000.01408632123,
                    4323231.620298363,
                    29.30440593731503
                  ],
                  [
                    514000.01408632123,
                    4322999.980298363,
                    29.30440593731503
                  ],
                  [
                    513793.3740863212,
                    4322999.980298363,
                    2.404405937315026
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:58:25+00:00",
            "end_time": "2020-07-03T18:58:19+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": "20200702_USGS_NJ_18SWJ5969.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.31409807167536,
              39.46856194333576,
              -2.921006164423453
            ],
            [
              -74.31400958867002,
              39.47757191932111,
              -2.921006164423453
            ],
            [
              -74.31066101970676,
              39.47755211659368,
              9.398993835576547
            ],
            [
              -74.3107499345467,
              39.468542146912135,
              9.398993835576547
            ],
            [
              -74.31409807167536,
              39.46856194333576,
              -2.921006164423453
            ]
          ]
        ]
      },
      "bbox": [
        -74.31409807,
        39.46854215,
        -2.921006164,
        -74.31066102,
        39.47757192,
        9.398993836
      ],
      "properties": {
        "datetime": "2020-07-02T14:33:12Z",
        "pc:count": 621320,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 559100.8389,
            "count": 621320,
            "maximum": 559288.0238,
            "minimum": 559000.0038,
            "name": "X",
            "position": 0,
            "stddev": 65.4631378,
            "variance": 4285.42241
          },
          {
            "average": 4369705.362,
            "count": 621320,
            "maximum": 4369999.99,
            "minimum": 4368999.99,
            "name": "Y",
            "position": 1,
            "stddev": 195.872562,
            "variance": 38366.06053
          },
          {
            "average": 1.37315628,
            "count": 621320,
            "maximum": 9.398993836,
            "minimum": -2.921006164,
            "name": "Z",
            "position": 2,
            "stddev": 1.289049812,
            "variance": 1.661649417
          },
          {
            "average": 11533.50175,
            "count": 621320,
            "maximum": 50180,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 6941.624408,
            "variance": 48186149.43
          },
          {
            "average": 1.035534024,
            "count": 621320,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2222839937,
            "variance": 0.04941017386
          },
          {
            "average": 1.07124831,
            "count": 621320,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3350875611,
            "variance": 0.1122836736
          },
          {
            "average": 1,
            "count": 621320,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 621320,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.869774029,
            "count": 621320,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 5.495735188,
            "variance": 30.20310526
          },
          {
            "average": 20.47266908,
            "count": 621320,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.538017459,
            "variance": 2.365497704
          },
          {
            "average": 1.081418593,
            "count": 621320,
            "maximum": 6,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.3000310282,
            "variance": 0.0900186179
          },
          {
            "average": 3.461018477,
            "count": 621320,
            "maximum": 4,
            "minimum": 2,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.5447143408,
            "variance": 0.2967137131
          },
          {
            "average": 277734605.8,
            "count": 621320,
            "maximum": 277735592,
            "minimum": 277734099.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 216.0105065,
            "variance": 46660.53891
          },
          {
            "average": 0,
            "count": 621320,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 621320,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 621320,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 621320,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 621320,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          559000.0038,
          4368999.99,
          -2.921006164,
          559288.0238,
          4369999.99,
          9.398993836
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                559000.0037518265,
                4368999.990493022,
                -2.921006164423453
              ],
              [
                559000.0037518265,
                4369999.990493022,
                -2.921006164423453
              ],
              [
                559288.0237518265,
                4369999.990493022,
                9.398993835576547
              ],
              [
                559288.0237518265,
                4368999.990493022,
                9.398993835576547
              ],
              [
                559000.0037518265,
                4368999.990493022,
                -2.921006164423453
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:33:12+00:00",
        "end_time": "2020-07-02T14:08:19+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5969.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5969.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5969.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5969.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.31409807,
            39.46854215,
            -2.921006164,
            -74.31066102,
            39.47757192,
            9.398993836
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.31409807167536,
                  39.46856194333576,
                  -2.921006164423453
                ],
                [
                  -74.31400958867002,
                  39.47757191932111,
                  -2.921006164423453
                ],
                [
                  -74.31066101970676,
                  39.47755211659368,
                  9.398993835576547
                ],
                [
                  -74.3107499345467,
                  39.468542146912135,
                  9.398993835576547
                ],
                [
                  -74.31409807167536,
                  39.46856194333576,
                  -2.921006164423453
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5969.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5969.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:33:12Z",
            "pc:count": 621320,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 559100.8389,
                "count": 621320,
                "maximum": 559288.0238,
                "minimum": 559000.0038,
                "name": "X",
                "position": 0,
                "stddev": 65.4631378,
                "variance": 4285.42241
              },
              {
                "average": 4369705.362,
                "count": 621320,
                "maximum": 4369999.99,
                "minimum": 4368999.99,
                "name": "Y",
                "position": 1,
                "stddev": 195.872562,
                "variance": 38366.06053
              },
              {
                "average": 1.37315628,
                "count": 621320,
                "maximum": 9.398993836,
                "minimum": -2.921006164,
                "name": "Z",
                "position": 2,
                "stddev": 1.289049812,
                "variance": 1.661649417
              },
              {
                "average": 11533.50175,
                "count": 621320,
                "maximum": 50180,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 6941.624408,
                "variance": 48186149.43
              },
              {
                "average": 1.035534024,
                "count": 621320,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2222839937,
                "variance": 0.04941017386
              },
              {
                "average": 1.07124831,
                "count": 621320,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3350875611,
                "variance": 0.1122836736
              },
              {
                "average": 1,
                "count": 621320,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 621320,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.869774029,
                "count": 621320,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 5.495735188,
                "variance": 30.20310526
              },
              {
                "average": 20.47266908,
                "count": 621320,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.538017459,
                "variance": 2.365497704
              },
              {
                "average": 1.081418593,
                "count": 621320,
                "maximum": 6,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.3000310282,
                "variance": 0.0900186179
              },
              {
                "average": 3.461018477,
                "count": 621320,
                "maximum": 4,
                "minimum": 2,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.5447143408,
                "variance": 0.2967137131
              },
              {
                "average": 277734605.8,
                "count": 621320,
                "maximum": 277735592,
                "minimum": 277734099.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 216.0105065,
                "variance": 46660.53891
              },
              {
                "average": 0,
                "count": 621320,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 621320,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 621320,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 621320,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 621320,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              559000.0038,
              4368999.99,
              -2.921006164,
              559288.0238,
              4369999.99,
              9.398993836
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    559000.0037518265,
                    4368999.990493022,
                    -2.921006164423453
                  ],
                  [
                    559000.0037518265,
                    4369999.990493022,
                    -2.921006164423453
                  ],
                  [
                    559288.0237518265,
                    4369999.990493022,
                    9.398993835576547
                  ],
                  [
                    559288.0237518265,
                    4368999.990493022,
                    9.398993835576547
                  ],
                  [
                    559000.0037518265,
                    4368999.990493022,
                    -2.921006164423453
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:33:12+00:00",
            "end_time": "2020-07-02T14:08:19+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ6071.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.30225268963723,
              39.490596191109454,
              -4.109977955440552
            ],
            [
              -74.30220343990437,
              39.49552263648303,
              -4.109977955440552
            ],
            [
              -74.29788833605085,
              39.49549665866106,
              -1.469977955440552
            ],
            [
              -74.29793789027832,
              39.49057021780877,
              -1.469977955440552
            ],
            [
              -74.30225268963723,
              39.490596191109454,
              -4.109977955440552
            ]
          ]
        ]
      },
      "bbox": [
        -74.30225269,
        39.49057022,
        -4.109977955,
        -74.29788834,
        39.49552264,
        -1.469977955
      ],
      "properties": {
        "datetime": "2020-07-02T14:20:29Z",
        "pc:count": 316299,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 560067.7601,
            "count": 316299,
            "maximum": 560371.0559,
            "minimum": 559999.9959,
            "name": "X",
            "position": 0,
            "stddev": 62.95359786,
            "variance": 3963.155483
          },
          {
            "average": 4371762.163,
            "count": 316299,
            "maximum": 4371999.993,
            "minimum": 4371453.213,
            "name": "Y",
            "position": 1,
            "stddev": 150.6293629,
            "variance": 22689.20496
          },
          {
            "average": -2.615752555,
            "count": 316299,
            "maximum": -1.469977955,
            "minimum": -4.109977955,
            "name": "Z",
            "position": 2,
            "stddev": 0.3581637614,
            "variance": 0.12828128
          },
          {
            "average": 168.8260127,
            "count": 316299,
            "maximum": 2189,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 176.5560796,
            "variance": 31172.04924
          },
          {
            "average": 1,
            "count": 316299,
            "maximum": 1,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 316299,
            "maximum": 1,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 316299,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 316299,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 29,
            "count": 316299,
            "maximum": 29,
            "minimum": 29,
            "name": "Classification",
            "position": 8,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 19.3823509,
            "count": 316299,
            "maximum": 22.00200081,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.135433393,
            "variance": 1.289208991
          },
          {
            "average": 2.000527981,
            "count": 316299,
            "maximum": 3,
            "minimum": 2,
            "name": "UserData",
            "position": 10,
            "stddev": 0.02297181619,
            "variance": 0.0005277043393
          },
          {
            "average": 3.124761697,
            "count": 316299,
            "maximum": 4,
            "minimum": 2,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.6648663229,
            "variance": 0.4420472273
          },
          {
            "average": 277733750.6,
            "count": 316299,
            "maximum": 277734829.8,
            "minimum": 277733124.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 693.5917226,
            "variance": 481069.4776
          },
          {
            "average": 0,
            "count": 316299,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 316299,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 316299,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 316299,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 316299,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          559999.9959,
          4371453.213,
          -4.109977955,
          560371.0559,
          4371999.993,
          -1.469977955
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                559999.9959049153,
                4371453.212674001,
                -4.109977955440552
              ],
              [
                559999.9959049153,
                4371999.992674001,
                -4.109977955440552
              ],
              [
                560371.0559049153,
                4371999.992674001,
                -1.469977955440552
              ],
              [
                560371.0559049153,
                4371453.212674001,
                -1.469977955440552
              ],
              [
                559999.9959049153,
                4371453.212674001,
                -4.109977955440552
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:20:29+00:00",
        "end_time": "2020-07-02T13:52:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ6071.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ6071.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ6071.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6071.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.30225269,
            39.49057022,
            -4.109977955,
            -74.29788834,
            39.49552264,
            -1.469977955
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.30225268963723,
                  39.490596191109454,
                  -4.109977955440552
                ],
                [
                  -74.30220343990437,
                  39.49552263648303,
                  -4.109977955440552
                ],
                [
                  -74.29788833605085,
                  39.49549665866106,
                  -1.469977955440552
                ],
                [
                  -74.29793789027832,
                  39.49057021780877,
                  -1.469977955440552
                ],
                [
                  -74.30225268963723,
                  39.490596191109454,
                  -4.109977955440552
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ6071.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6071.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:20:29Z",
            "pc:count": 316299,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 560067.7601,
                "count": 316299,
                "maximum": 560371.0559,
                "minimum": 559999.9959,
                "name": "X",
                "position": 0,
                "stddev": 62.95359786,
                "variance": 3963.155483
              },
              {
                "average": 4371762.163,
                "count": 316299,
                "maximum": 4371999.993,
                "minimum": 4371453.213,
                "name": "Y",
                "position": 1,
                "stddev": 150.6293629,
                "variance": 22689.20496
              },
              {
                "average": -2.615752555,
                "count": 316299,
                "maximum": -1.469977955,
                "minimum": -4.109977955,
                "name": "Z",
                "position": 2,
                "stddev": 0.3581637614,
                "variance": 0.12828128
              },
              {
                "average": 168.8260127,
                "count": 316299,
                "maximum": 2189,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 176.5560796,
                "variance": 31172.04924
              },
              {
                "average": 1,
                "count": 316299,
                "maximum": 1,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 316299,
                "maximum": 1,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 316299,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 316299,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 29,
                "count": 316299,
                "maximum": 29,
                "minimum": 29,
                "name": "Classification",
                "position": 8,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 19.3823509,
                "count": 316299,
                "maximum": 22.00200081,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.135433393,
                "variance": 1.289208991
              },
              {
                "average": 2.000527981,
                "count": 316299,
                "maximum": 3,
                "minimum": 2,
                "name": "UserData",
                "position": 10,
                "stddev": 0.02297181619,
                "variance": 0.0005277043393
              },
              {
                "average": 3.124761697,
                "count": 316299,
                "maximum": 4,
                "minimum": 2,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.6648663229,
                "variance": 0.4420472273
              },
              {
                "average": 277733750.6,
                "count": 316299,
                "maximum": 277734829.8,
                "minimum": 277733124.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 693.5917226,
                "variance": 481069.4776
              },
              {
                "average": 0,
                "count": 316299,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 316299,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 316299,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 316299,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 316299,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              559999.9959,
              4371453.213,
              -4.109977955,
              560371.0559,
              4371999.993,
              -1.469977955
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    559999.9959049153,
                    4371453.212674001,
                    -4.109977955440552
                  ],
                  [
                    559999.9959049153,
                    4371999.992674001,
                    -4.109977955440552
                  ],
                  [
                    560371.0559049153,
                    4371999.992674001,
                    -1.469977955440552
                  ],
                  [
                    560371.0559049153,
                    4371453.212674001,
                    -1.469977955440552
                  ],
                  [
                    559999.9959049153,
                    4371453.212674001,
                    -4.109977955440552
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:20:29+00:00",
            "end_time": "2020-07-02T13:52:04+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": "20200703_USGS_NJ_18SWJ1526.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.81535851045098,
              39.082968612507386,
              -0.231009755660806
            ],
            [
              -74.81535774936665,
              39.08326057479009,
              -0.231009755660806
            ],
            [
              -74.8150078848737,
              39.08326002026413,
              2.008990244339194
            ],
            [
              -74.81500864740009,
              39.08296805798717,
              2.008990244339194
            ],
            [
              -74.81535851045098,
              39.082968612507386,
              -0.231009755660806
            ]
          ]
        ]
      },
      "bbox": [
        -74.81535851,
        39.08296806,
        -0.2310097557,
        -74.81500788,
        39.08326057,
        2.008990244
      ],
      "properties": {
        "datetime": "2020-07-03T18:59:10Z",
        "pc:count": 3883,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 515987.6556,
            "count": 3883,
            "maximum": 516000.0068,
            "minimum": 515969.7468,
            "name": "X",
            "position": 0,
            "stddev": 7.477490815,
            "variance": 55.91286889
          },
          {
            "average": 4326012.232,
            "count": 3883,
            "maximum": 4326032.388,
            "minimum": 4325999.988,
            "name": "Y",
            "position": 1,
            "stddev": 7.810915526,
            "variance": 61.01040136
          },
          {
            "average": 0.6470999533,
            "count": 3883,
            "maximum": 2.008990244,
            "minimum": -0.2310097557,
            "name": "Z",
            "position": 2,
            "stddev": 0.3500010029,
            "variance": 0.122500702
          },
          {
            "average": 3601.256503,
            "count": 3883,
            "maximum": 14044,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2146.652358,
            "variance": 4608116.346
          },
          {
            "average": 1.002317796,
            "count": 3883,
            "maximum": 2,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.04809385638,
            "variance": 0.002313019021
          },
          {
            "average": 1.004635591,
            "count": 3883,
            "maximum": 2,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.06793593248,
            "variance": 0.004615290923
          },
          {
            "average": 1,
            "count": 3883,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3883,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.287664177,
            "count": 3883,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4527320222,
            "variance": 0.2049662839
          },
          {
            "average": 21.14866673,
            "count": 3883,
            "maximum": 22.00200081,
            "minimum": 19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 0.8807079993,
            "variance": 0.77564658
          },
          {
            "average": 1.041977852,
            "count": 3883,
            "maximum": 2,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.2005643828,
            "variance": 0.04022607164
          },
          {
            "average": 27,
            "count": 3883,
            "maximum": 27,
            "minimum": 27,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 277837949.8,
            "count": 3883,
            "maximum": 277837950.8,
            "minimum": 277837948.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 0.4622555168,
            "variance": 0.2136801628
          },
          {
            "average": 0,
            "count": 3883,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3883,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3883,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3883,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3883,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          515969.7468,
          4325999.988,
          -0.2310097557,
          516000.0068,
          4326032.388,
          2.008990244
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                515969.7467520933,
                4325999.987563227,
                -0.231009755660806
              ],
              [
                515969.7467520933,
                4326032.387563228,
                -0.231009755660806
              ],
              [
                516000.0067520933,
                4326032.387563228,
                2.008990244339194
              ],
              [
                516000.0067520933,
                4325999.987563227,
                2.008990244339194
              ],
              [
                515969.7467520933,
                4325999.987563227,
                -0.231009755660806
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:59:10+00:00",
        "end_time": "2020-07-03T18:59:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1526.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1526.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1526.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1526.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.81535851,
            39.08296806,
            -0.2310097557,
            -74.81500788,
            39.08326057,
            2.008990244
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.81535851045098,
                  39.082968612507386,
                  -0.231009755660806
                ],
                [
                  -74.81535774936665,
                  39.08326057479009,
                  -0.231009755660806
                ],
                [
                  -74.8150078848737,
                  39.08326002026413,
                  2.008990244339194
                ],
                [
                  -74.81500864740009,
                  39.08296805798717,
                  2.008990244339194
                ],
                [
                  -74.81535851045098,
                  39.082968612507386,
                  -0.231009755660806
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1526.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1526.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:59:10Z",
            "pc:count": 3883,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 515987.6556,
                "count": 3883,
                "maximum": 516000.0068,
                "minimum": 515969.7468,
                "name": "X",
                "position": 0,
                "stddev": 7.477490815,
                "variance": 55.91286889
              },
              {
                "average": 4326012.232,
                "count": 3883,
                "maximum": 4326032.388,
                "minimum": 4325999.988,
                "name": "Y",
                "position": 1,
                "stddev": 7.810915526,
                "variance": 61.01040136
              },
              {
                "average": 0.6470999533,
                "count": 3883,
                "maximum": 2.008990244,
                "minimum": -0.2310097557,
                "name": "Z",
                "position": 2,
                "stddev": 0.3500010029,
                "variance": 0.122500702
              },
              {
                "average": 3601.256503,
                "count": 3883,
                "maximum": 14044,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2146.652358,
                "variance": 4608116.346
              },
              {
                "average": 1.002317796,
                "count": 3883,
                "maximum": 2,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.04809385638,
                "variance": 0.002313019021
              },
              {
                "average": 1.004635591,
                "count": 3883,
                "maximum": 2,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.06793593248,
                "variance": 0.004615290923
              },
              {
                "average": 1,
                "count": 3883,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3883,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.287664177,
                "count": 3883,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4527320222,
                "variance": 0.2049662839
              },
              {
                "average": 21.14866673,
                "count": 3883,
                "maximum": 22.00200081,
                "minimum": 19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 0.8807079993,
                "variance": 0.77564658
              },
              {
                "average": 1.041977852,
                "count": 3883,
                "maximum": 2,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.2005643828,
                "variance": 0.04022607164
              },
              {
                "average": 27,
                "count": 3883,
                "maximum": 27,
                "minimum": 27,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 277837949.8,
                "count": 3883,
                "maximum": 277837950.8,
                "minimum": 277837948.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 0.4622555168,
                "variance": 0.2136801628
              },
              {
                "average": 0,
                "count": 3883,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3883,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3883,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3883,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3883,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              515969.7468,
              4325999.988,
              -0.2310097557,
              516000.0068,
              4326032.388,
              2.008990244
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    515969.7467520933,
                    4325999.987563227,
                    -0.231009755660806
                  ],
                  [
                    515969.7467520933,
                    4326032.387563228,
                    -0.231009755660806
                  ],
                  [
                    516000.0067520933,
                    4326032.387563228,
                    2.008990244339194
                  ],
                  [
                    516000.0067520933,
                    4325999.987563227,
                    2.008990244339194
                  ],
                  [
                    515969.7467520933,
                    4325999.987563227,
                    -0.231009755660806
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:59:10+00:00",
            "end_time": "2020-07-03T18:59:08+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": "20200702_USGS_NJ_18SWJ1922.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.78043478796052,
              39.04686307414109,
              -2.5728270811793
            ],
            [
              -74.78040688454195,
              39.05587428547057,
              -2.5728270811793
            ],
            [
              -74.76884920558409,
              39.055851951546614,
              15.9471729188207
            ],
            [
              -74.7688785775912,
              39.04684074734923,
              15.9471729188207
            ],
            [
              -74.78043478796052,
              39.04686307414109,
              -2.5728270811793
            ]
          ]
        ]
      },
      "bbox": [
        -74.78043479,
        39.04684075,
        -2.572827081,
        -74.76884921,
        39.05587429,
        15.94717292
      ],
      "properties": {
        "datetime": "2020-07-03T16:44:55Z",
        "pc:count": 2870446,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 519465.4639,
            "count": 2870446,
            "maximum": 520000.0184,
            "minimum": 518999.9984,
            "name": "X",
            "position": 0,
            "stddev": 298.2483393,
            "variance": 88952.07192
          },
          {
            "average": 4322587.478,
            "count": 2870446,
            "maximum": 4322999.984,
            "minimum": 4321999.984,
            "name": "Y",
            "position": 1,
            "stddev": 278.2117582,
            "variance": 77401.78239
          },
          {
            "average": 0.6441291688,
            "count": 2870446,
            "maximum": 15.94717292,
            "minimum": -2.572827081,
            "name": "Z",
            "position": 2,
            "stddev": 1.513324775,
            "variance": 2.290151874
          },
          {
            "average": 4265.084714,
            "count": 2870446,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 3456.047952,
            "variance": 11944267.45
          },
          {
            "average": 1.044789904,
            "count": 2870446,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2828087749,
            "variance": 0.07998080313
          },
          {
            "average": 1.094266187,
            "count": 2870446,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4568068349,
            "variance": 0.2086724844
          },
          {
            "average": 1,
            "count": 2870446,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2870446,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 5.70829028,
            "count": 2870446,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 9.702274743,
            "variance": 94.13413518
          },
          {
            "average": 19.97875684,
            "count": 2870446,
            "maximum": 25.00200081,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.772115713,
            "variance": 3.140394099
          },
          {
            "average": 1.19948015,
            "count": 2870446,
            "maximum": 10,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.454007145,
            "variance": 0.2061224877
          },
          {
            "average": 4.16380451,
            "count": 2870446,
            "maximum": 7,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.454317283,
            "variance": 2.115038759
          },
          {
            "average": 277827665.7,
            "count": 2870446,
            "maximum": 277829895.6,
            "minimum": 277737351.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 9963.878627,
            "variance": 99278877.29
          },
          {
            "average": 0,
            "count": 2870446,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2870446,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2870446,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2870446,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2870446,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          518999.9984,
          4321999.984,
          -2.572827081,
          520000.0184,
          4322999.984,
          15.94717292
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                518999.9984013742,
                4321999.983540784,
                -2.5728270811793
              ],
              [
                518999.9984013742,
                4322999.983540784,
                -2.5728270811793
              ],
              [
                520000.0184013742,
                4322999.983540784,
                15.9471729188207
              ],
              [
                520000.0184013742,
                4321999.983540784,
                15.9471729188207
              ],
              [
                518999.9984013742,
                4321999.983540784,
                -2.5728270811793
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T16:44:55+00:00",
        "end_time": "2020-07-02T15:02:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1922.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1922.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1922.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1922.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.78043479,
            39.04684075,
            -2.572827081,
            -74.76884921,
            39.05587429,
            15.94717292
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.78043478796052,
                  39.04686307414109,
                  -2.5728270811793
                ],
                [
                  -74.78040688454195,
                  39.05587428547057,
                  -2.5728270811793
                ],
                [
                  -74.76884920558409,
                  39.055851951546614,
                  15.9471729188207
                ],
                [
                  -74.7688785775912,
                  39.04684074734923,
                  15.9471729188207
                ],
                [
                  -74.78043478796052,
                  39.04686307414109,
                  -2.5728270811793
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1922.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1922.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T16:44:55Z",
            "pc:count": 2870446,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 519465.4639,
                "count": 2870446,
                "maximum": 520000.0184,
                "minimum": 518999.9984,
                "name": "X",
                "position": 0,
                "stddev": 298.2483393,
                "variance": 88952.07192
              },
              {
                "average": 4322587.478,
                "count": 2870446,
                "maximum": 4322999.984,
                "minimum": 4321999.984,
                "name": "Y",
                "position": 1,
                "stddev": 278.2117582,
                "variance": 77401.78239
              },
              {
                "average": 0.6441291688,
                "count": 2870446,
                "maximum": 15.94717292,
                "minimum": -2.572827081,
                "name": "Z",
                "position": 2,
                "stddev": 1.513324775,
                "variance": 2.290151874
              },
              {
                "average": 4265.084714,
                "count": 2870446,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 3456.047952,
                "variance": 11944267.45
              },
              {
                "average": 1.044789904,
                "count": 2870446,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2828087749,
                "variance": 0.07998080313
              },
              {
                "average": 1.094266187,
                "count": 2870446,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4568068349,
                "variance": 0.2086724844
              },
              {
                "average": 1,
                "count": 2870446,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2870446,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 5.70829028,
                "count": 2870446,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 9.702274743,
                "variance": 94.13413518
              },
              {
                "average": 19.97875684,
                "count": 2870446,
                "maximum": 25.00200081,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.772115713,
                "variance": 3.140394099
              },
              {
                "average": 1.19948015,
                "count": 2870446,
                "maximum": 10,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.454007145,
                "variance": 0.2061224877
              },
              {
                "average": 4.16380451,
                "count": 2870446,
                "maximum": 7,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.454317283,
                "variance": 2.115038759
              },
              {
                "average": 277827665.7,
                "count": 2870446,
                "maximum": 277829895.6,
                "minimum": 277737351.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 9963.878627,
                "variance": 99278877.29
              },
              {
                "average": 0,
                "count": 2870446,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2870446,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2870446,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2870446,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2870446,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              518999.9984,
              4321999.984,
              -2.572827081,
              520000.0184,
              4322999.984,
              15.94717292
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    518999.9984013742,
                    4321999.983540784,
                    -2.5728270811793
                  ],
                  [
                    518999.9984013742,
                    4322999.983540784,
                    -2.5728270811793
                  ],
                  [
                    520000.0184013742,
                    4322999.983540784,
                    15.9471729188207
                  ],
                  [
                    520000.0184013742,
                    4321999.983540784,
                    15.9471729188207
                  ],
                  [
                    518999.9984013742,
                    4321999.983540784,
                    -2.5728270811793
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T16:44:55+00:00",
            "end_time": "2020-07-02T15:02:31+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": "20200702_USGS_NJ_18SWJ0637.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.9255468345038,
              39.18221365045558,
              -0.953295391508661
            ],
            [
              -74.92553822061487,
              39.19037785182345,
              -0.953295391508661
            ],
            [
              -74.91894298493725,
              39.19037345039811,
              3.886704608491339
            ],
            [
              -74.91895236177439,
              39.18220925030242,
              3.886704608491339
            ],
            [
              -74.9255468345038,
              39.18221365045558,
              -0.953295391508661
            ]
          ]
        ]
      },
      "bbox": [
        -74.92554683,
        39.18220925,
        -0.9532953915,
        -74.91894298,
        39.19037785,
        3.886704608
      ],
      "properties": {
        "datetime": "2020-07-03T15:45:04Z",
        "pc:count": 667636,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 506830.4344,
            "count": 667636,
            "maximum": 507000.0221,
            "minimum": 506430.4621,
            "name": "X",
            "position": 0,
            "stddev": 136.4871988,
            "variance": 18628.75543
          },
          {
            "average": 4337422.771,
            "count": 667636,
            "maximum": 4337906.004,
            "minimum": 4336999.984,
            "name": "Y",
            "position": 1,
            "stddev": 207.3371228,
            "variance": 42988.68249
          },
          {
            "average": 1.279028,
            "count": 667636,
            "maximum": 3.886704608,
            "minimum": -0.9532953915,
            "name": "Z",
            "position": 2,
            "stddev": 0.3975908582,
            "variance": 0.1580784905
          },
          {
            "average": 4490.776941,
            "count": 667636,
            "maximum": 35723,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2033.089587,
            "variance": 4133453.268
          },
          {
            "average": 1.003955748,
            "count": 667636,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.06531946126,
            "variance": 0.00426663202
          },
          {
            "average": 1.008212559,
            "count": 667636,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.0956173419,
            "variance": 0.009142676072
          },
          {
            "average": 1,
            "count": 667636,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 667636,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.765599818,
            "count": 667636,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4236236603,
            "variance": 0.1794570055
          },
          {
            "average": 19.96064118,
            "count": 667636,
            "maximum": 22.99799919,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.52062812,
            "variance": 2.312309879
          },
          {
            "average": 1.009896111,
            "count": 667636,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.1006811851,
            "variance": 0.01013670103
          },
          {
            "average": 3.462223427,
            "count": 667636,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.9296703603,
            "variance": 0.8642869787
          },
          {
            "average": 277755207,
            "count": 667636,
            "maximum": 277826304.7,
            "minimum": 277747013.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 23417.40113,
            "variance": 548374675.9
          },
          {
            "average": 0,
            "count": 667636,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 667636,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 667636,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 667636,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 667636,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          506430.4621,
          4336999.984,
          -0.9532953915,
          507000.0221,
          4337906.004,
          3.886704608
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                506430.46209312696,
                4336999.984185918,
                -0.953295391508661
              ],
              [
                506430.46209312696,
                4337906.004185918,
                -0.953295391508661
              ],
              [
                507000.022093127,
                4337906.004185918,
                3.886704608491339
              ],
              [
                507000.022093127,
                4336999.984185918,
                3.886704608491339
              ],
              [
                506430.46209312696,
                4336999.984185918,
                -0.953295391508661
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T15:45:04+00:00",
        "end_time": "2020-07-02T17:43:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0637.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0637.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0637.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0637.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.92554683,
            39.18220925,
            -0.9532953915,
            -74.91894298,
            39.19037785,
            3.886704608
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.9255468345038,
                  39.18221365045558,
                  -0.953295391508661
                ],
                [
                  -74.92553822061487,
                  39.19037785182345,
                  -0.953295391508661
                ],
                [
                  -74.91894298493725,
                  39.19037345039811,
                  3.886704608491339
                ],
                [
                  -74.91895236177439,
                  39.18220925030242,
                  3.886704608491339
                ],
                [
                  -74.9255468345038,
                  39.18221365045558,
                  -0.953295391508661
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0637.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0637.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T15:45:04Z",
            "pc:count": 667636,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 506830.4344,
                "count": 667636,
                "maximum": 507000.0221,
                "minimum": 506430.4621,
                "name": "X",
                "position": 0,
                "stddev": 136.4871988,
                "variance": 18628.75543
              },
              {
                "average": 4337422.771,
                "count": 667636,
                "maximum": 4337906.004,
                "minimum": 4336999.984,
                "name": "Y",
                "position": 1,
                "stddev": 207.3371228,
                "variance": 42988.68249
              },
              {
                "average": 1.279028,
                "count": 667636,
                "maximum": 3.886704608,
                "minimum": -0.9532953915,
                "name": "Z",
                "position": 2,
                "stddev": 0.3975908582,
                "variance": 0.1580784905
              },
              {
                "average": 4490.776941,
                "count": 667636,
                "maximum": 35723,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2033.089587,
                "variance": 4133453.268
              },
              {
                "average": 1.003955748,
                "count": 667636,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.06531946126,
                "variance": 0.00426663202
              },
              {
                "average": 1.008212559,
                "count": 667636,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.0956173419,
                "variance": 0.009142676072
              },
              {
                "average": 1,
                "count": 667636,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 667636,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.765599818,
                "count": 667636,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4236236603,
                "variance": 0.1794570055
              },
              {
                "average": 19.96064118,
                "count": 667636,
                "maximum": 22.99799919,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.52062812,
                "variance": 2.312309879
              },
              {
                "average": 1.009896111,
                "count": 667636,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.1006811851,
                "variance": 0.01013670103
              },
              {
                "average": 3.462223427,
                "count": 667636,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.9296703603,
                "variance": 0.8642869787
              },
              {
                "average": 277755207,
                "count": 667636,
                "maximum": 277826304.7,
                "minimum": 277747013.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 23417.40113,
                "variance": 548374675.9
              },
              {
                "average": 0,
                "count": 667636,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 667636,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 667636,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 667636,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 667636,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              506430.4621,
              4336999.984,
              -0.9532953915,
              507000.0221,
              4337906.004,
              3.886704608
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    506430.46209312696,
                    4336999.984185918,
                    -0.953295391508661
                  ],
                  [
                    506430.46209312696,
                    4337906.004185918,
                    -0.953295391508661
                  ],
                  [
                    507000.022093127,
                    4337906.004185918,
                    3.886704608491339
                  ],
                  [
                    507000.022093127,
                    4336999.984185918,
                    3.886704608491339
                  ],
                  [
                    506430.46209312696,
                    4336999.984185918,
                    -0.953295391508661
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T15:45:04+00:00",
            "end_time": "2020-07-02T17:43:33+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ0212.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.96692544072337,
              38.965769703537575,
              -0.995137852978274
            ],
            [
              -74.96692536731041,
              38.96592758341682,
              -0.995137852978274
            ],
            [
              -74.96537146106672,
              38.96592713269211,
              8.964862147021726
            ],
            [
              -74.96537153792876,
              38.96576925281539,
              8.964862147021726
            ],
            [
              -74.96692544072337,
              38.965769703537575,
              -0.995137852978274
            ]
          ]
        ]
      },
      "bbox": [
        -74.96692544,
        38.96576925,
        -0.995137853,
        -74.96537146,
        38.96592758,
        8.964862147
      ],
      "properties": {
        "datetime": "2020-07-02T17:03:25Z",
        "pc:count": 5072,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 502948.3037,
            "count": 5072,
            "maximum": 502999.9836,
            "minimum": 502865.3636,
            "name": "X",
            "position": 0,
            "stddev": 37.85862623,
            "variance": 1433.27558
          },
          {
            "average": 4312986.814,
            "count": 5072,
            "maximum": 4312996.062,
            "minimum": 4312978.542,
            "name": "Y",
            "position": 1,
            "stddev": 2.875350437,
            "variance": 8.267640135
          },
          {
            "average": 0.6417213742,
            "count": 5072,
            "maximum": 8.964862147,
            "minimum": -0.995137853,
            "name": "Z",
            "position": 2,
            "stddev": 0.8453397795,
            "variance": 0.7145993428
          },
          {
            "average": 3129.439866,
            "count": 5072,
            "maximum": 16109,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 1904.449275,
            "variance": 3626927.042
          },
          {
            "average": 1.025236593,
            "count": 5072,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2048368562,
            "variance": 0.04195813766
          },
          {
            "average": 1.081427445,
            "count": 5072,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3670973904,
            "variance": 0.134760494
          },
          {
            "average": 1,
            "count": 5072,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5072,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.97772082,
            "count": 5072,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.147604585,
            "variance": 0.02178711352
          },
          {
            "average": 19.33484056,
            "count": 5072,
            "maximum": 19.99799919,
            "minimum": 18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 0.4736266692,
            "variance": 0.2243222218
          },
          {
            "average": 1.048304416,
            "count": 5072,
            "maximum": 4,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.2532242948,
            "variance": 0.06412254348
          },
          {
            "average": 1.415023659,
            "count": 5072,
            "maximum": 2,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4927746924,
            "variance": 0.2428268975
          },
          {
            "average": 277744366.1,
            "count": 5072,
            "maximum": 277744605.8,
            "minimum": 277744194.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 200.5608979,
            "variance": 40224.67376
          },
          {
            "average": 0,
            "count": 5072,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5072,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5072,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5072,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5072,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          502865.3636,
          4312978.542,
          -0.995137853,
          502999.9836,
          4312996.062,
          8.964862147
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                502865.36355066684,
                4312978.541561583,
                -0.995137852978274
              ],
              [
                502865.36355066684,
                4312996.061561583,
                -0.995137852978274
              ],
              [
                502999.98355066683,
                4312996.061561583,
                8.964862147021726
              ],
              [
                502999.98355066683,
                4312978.541561583,
                8.964862147021726
              ],
              [
                502865.36355066684,
                4312978.541561583,
                -0.995137852978274
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:03:25+00:00",
        "end_time": "2020-07-02T16:56:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0212.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0212.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0212.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0212.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.96692544,
            38.96576925,
            -0.995137853,
            -74.96537146,
            38.96592758,
            8.964862147
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.96692544072337,
                  38.965769703537575,
                  -0.995137852978274
                ],
                [
                  -74.96692536731041,
                  38.96592758341682,
                  -0.995137852978274
                ],
                [
                  -74.96537146106672,
                  38.96592713269211,
                  8.964862147021726
                ],
                [
                  -74.96537153792876,
                  38.96576925281539,
                  8.964862147021726
                ],
                [
                  -74.96692544072337,
                  38.965769703537575,
                  -0.995137852978274
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0212.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0212.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:03:25Z",
            "pc:count": 5072,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 502948.3037,
                "count": 5072,
                "maximum": 502999.9836,
                "minimum": 502865.3636,
                "name": "X",
                "position": 0,
                "stddev": 37.85862623,
                "variance": 1433.27558
              },
              {
                "average": 4312986.814,
                "count": 5072,
                "maximum": 4312996.062,
                "minimum": 4312978.542,
                "name": "Y",
                "position": 1,
                "stddev": 2.875350437,
                "variance": 8.267640135
              },
              {
                "average": 0.6417213742,
                "count": 5072,
                "maximum": 8.964862147,
                "minimum": -0.995137853,
                "name": "Z",
                "position": 2,
                "stddev": 0.8453397795,
                "variance": 0.7145993428
              },
              {
                "average": 3129.439866,
                "count": 5072,
                "maximum": 16109,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 1904.449275,
                "variance": 3626927.042
              },
              {
                "average": 1.025236593,
                "count": 5072,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2048368562,
                "variance": 0.04195813766
              },
              {
                "average": 1.081427445,
                "count": 5072,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3670973904,
                "variance": 0.134760494
              },
              {
                "average": 1,
                "count": 5072,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5072,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.97772082,
                "count": 5072,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.147604585,
                "variance": 0.02178711352
              },
              {
                "average": 19.33484056,
                "count": 5072,
                "maximum": 19.99799919,
                "minimum": 18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 0.4736266692,
                "variance": 0.2243222218
              },
              {
                "average": 1.048304416,
                "count": 5072,
                "maximum": 4,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.2532242948,
                "variance": 0.06412254348
              },
              {
                "average": 1.415023659,
                "count": 5072,
                "maximum": 2,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4927746924,
                "variance": 0.2428268975
              },
              {
                "average": 277744366.1,
                "count": 5072,
                "maximum": 277744605.8,
                "minimum": 277744194.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 200.5608979,
                "variance": 40224.67376
              },
              {
                "average": 0,
                "count": 5072,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5072,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5072,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5072,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5072,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              502865.3636,
              4312978.542,
              -0.995137853,
              502999.9836,
              4312996.062,
              8.964862147
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    502865.36355066684,
                    4312978.541561583,
                    -0.995137852978274
                  ],
                  [
                    502865.36355066684,
                    4312996.061561583,
                    -0.995137852978274
                  ],
                  [
                    502999.98355066683,
                    4312996.061561583,
                    8.964862147021726
                  ],
                  [
                    502999.98355066683,
                    4312978.541561583,
                    8.964862147021726
                  ],
                  [
                    502865.36355066684,
                    4312978.541561583,
                    -0.995137852978274
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:03:25+00:00",
            "end_time": "2020-07-02T16:56:34+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": "20200703_USGS_NJ_18SWJ1830.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.78218846499277,
              39.11895601414847,
              0.738296003894131
            ],
            [
              -74.78218198164306,
              39.121061549178464,
              0.738296003894131
            ],
            [
              -74.78020453098353,
              39.12105783755074,
              25.378296003894132
            ],
            [
              -74.78021107319086,
              39.11895230279758,
              25.378296003894132
            ],
            [
              -74.78218846499277,
              39.11895601414847,
              0.738296003894131
            ]
          ]
        ]
      },
      "bbox": [
        -74.78218846,
        39.1189523,
        0.7382960039,
        -74.78020453,
        39.12106155,
        25.378296
      ],
      "properties": {
        "datetime": "2020-07-03T19:00:19Z",
        "pc:count": 258305,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 518940.0577,
            "count": 258305,
            "maximum": 519000.0103,
            "minimum": 518829.0703,
            "name": "X",
            "position": 0,
            "stddev": 41.16477434,
            "variance": 1694.538646
          },
          {
            "average": 4330091.727,
            "count": 258305,
            "maximum": 4330233.636,
            "minimum": 4329999.976,
            "name": "Y",
            "position": 1,
            "stddev": 63.04124483,
            "variance": 3974.198549
          },
          {
            "average": 10.71652891,
            "count": 258305,
            "maximum": 25.378296,
            "minimum": 0.7382960039,
            "name": "Z",
            "position": 2,
            "stddev": 5.317257505,
            "variance": 28.27322737
          },
          {
            "average": 1072.01516,
            "count": 258305,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2000.857265,
            "variance": 4003429.796
          },
          {
            "average": 2.567352548,
            "count": 258305,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.285458554,
            "variance": 1.652403695
          },
          {
            "average": 4.107706006,
            "count": 258305,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.285810915,
            "variance": 1.653309709
          },
          {
            "average": 1,
            "count": 258305,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 258305,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.124902731,
            "count": 258305,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.3306092288,
            "variance": 0.1093024621
          },
          {
            "average": 21.45951771,
            "count": 258305,
            "maximum": 22.99799919,
            "minimum": 18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.33582938,
            "variance": 1.784440133
          },
          {
            "average": 3.00625617,
            "count": 258305,
            "maximum": 15,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.903231355,
            "variance": 3.622289589
          },
          {
            "average": 27,
            "count": 258305,
            "maximum": 27,
            "minimum": 27,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 277838017.1,
            "count": 258305,
            "maximum": 277838019.6,
            "minimum": 277838014.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1.284591275,
            "variance": 1.650174744
          },
          {
            "average": 0,
            "count": 258305,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 258305,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 258305,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 258305,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 258305,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          518829.0703,
          4329999.976,
          0.7382960039,
          519000.0103,
          4330233.636,
          25.378296
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                518829.0702599498,
                4329999.975746892,
                0.738296003894131
              ],
              [
                518829.0702599498,
                4330233.635746893,
                0.738296003894131
              ],
              [
                519000.0102599497,
                4330233.635746893,
                25.378296003894132
              ],
              [
                519000.0102599497,
                4329999.975746892,
                25.378296003894132
              ],
              [
                518829.0702599498,
                4329999.975746892,
                0.738296003894131
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T19:00:19+00:00",
        "end_time": "2020-07-03T19:00:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1830.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1830.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1830.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1830.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.78218846,
            39.1189523,
            0.7382960039,
            -74.78020453,
            39.12106155,
            25.378296
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.78218846499277,
                  39.11895601414847,
                  0.738296003894131
                ],
                [
                  -74.78218198164306,
                  39.121061549178464,
                  0.738296003894131
                ],
                [
                  -74.78020453098353,
                  39.12105783755074,
                  25.378296003894132
                ],
                [
                  -74.78021107319086,
                  39.11895230279758,
                  25.378296003894132
                ],
                [
                  -74.78218846499277,
                  39.11895601414847,
                  0.738296003894131
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1830.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1830.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T19:00:19Z",
            "pc:count": 258305,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 518940.0577,
                "count": 258305,
                "maximum": 519000.0103,
                "minimum": 518829.0703,
                "name": "X",
                "position": 0,
                "stddev": 41.16477434,
                "variance": 1694.538646
              },
              {
                "average": 4330091.727,
                "count": 258305,
                "maximum": 4330233.636,
                "minimum": 4329999.976,
                "name": "Y",
                "position": 1,
                "stddev": 63.04124483,
                "variance": 3974.198549
              },
              {
                "average": 10.71652891,
                "count": 258305,
                "maximum": 25.378296,
                "minimum": 0.7382960039,
                "name": "Z",
                "position": 2,
                "stddev": 5.317257505,
                "variance": 28.27322737
              },
              {
                "average": 1072.01516,
                "count": 258305,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2000.857265,
                "variance": 4003429.796
              },
              {
                "average": 2.567352548,
                "count": 258305,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.285458554,
                "variance": 1.652403695
              },
              {
                "average": 4.107706006,
                "count": 258305,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.285810915,
                "variance": 1.653309709
              },
              {
                "average": 1,
                "count": 258305,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 258305,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.124902731,
                "count": 258305,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.3306092288,
                "variance": 0.1093024621
              },
              {
                "average": 21.45951771,
                "count": 258305,
                "maximum": 22.99799919,
                "minimum": 18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.33582938,
                "variance": 1.784440133
              },
              {
                "average": 3.00625617,
                "count": 258305,
                "maximum": 15,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.903231355,
                "variance": 3.622289589
              },
              {
                "average": 27,
                "count": 258305,
                "maximum": 27,
                "minimum": 27,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 277838017.1,
                "count": 258305,
                "maximum": 277838019.6,
                "minimum": 277838014.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1.284591275,
                "variance": 1.650174744
              },
              {
                "average": 0,
                "count": 258305,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 258305,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 258305,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 258305,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 258305,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              518829.0703,
              4329999.976,
              0.7382960039,
              519000.0103,
              4330233.636,
              25.378296
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    518829.0702599498,
                    4329999.975746892,
                    0.738296003894131
                  ],
                  [
                    518829.0702599498,
                    4330233.635746893,
                    0.738296003894131
                  ],
                  [
                    519000.0102599497,
                    4330233.635746893,
                    25.378296003894132
                  ],
                  [
                    519000.0102599497,
                    4329999.975746892,
                    25.378296003894132
                  ],
                  [
                    518829.0702599498,
                    4329999.975746892,
                    0.738296003894131
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T19:00:19+00:00",
            "end_time": "2020-07-03T19:00:14+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": "20200702_USGS_NJ_18SWJ1715.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.80372118256142,
              38.98383328178842,
              -3.537471001997915
            ],
            [
              -74.80369631633504,
              38.99283667412592,
              -3.537471001997915
            ],
            [
              -74.79287658400207,
              38.992817969607074,
              51.26252899800209
            ],
            [
              -74.79290282076488,
              38.9838145832403,
              51.26252899800209
            ],
            [
              -74.80372118256142,
              38.98383328178842,
              -3.537471001997915
            ]
          ]
        ]
      },
      "bbox": [
        -74.80372118,
        38.98381458,
        -3.537471002,
        -74.79287658,
        38.99283667,
        51.262529
      ],
      "properties": {
        "datetime": "2020-07-02T16:10:44Z",
        "pc:count": 2377372,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 517281.6658,
            "count": 2377372,
            "maximum": 517937.001,
            "minimum": 517000.001,
            "name": "X",
            "position": 0,
            "stddev": 201.2999945,
            "variance": 40521.68777
          },
          {
            "average": 4315699.979,
            "count": 2377372,
            "maximum": 4315999.986,
            "minimum": 4315000.866,
            "name": "Y",
            "position": 1,
            "stddev": 199.3298936,
            "variance": 39732.40647
          },
          {
            "average": 2.942196088,
            "count": 2377372,
            "maximum": 51.262529,
            "minimum": -3.537471002,
            "name": "Z",
            "position": 2,
            "stddev": 4.319174922,
            "variance": 18.65527201
          },
          {
            "average": 6539.829987,
            "count": 2377372,
            "maximum": 65535,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 7064.657762,
            "variance": 49909389.29
          },
          {
            "average": 1.265173477,
            "count": 2377372,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6380124593,
            "variance": 0.4070598982
          },
          {
            "average": 1.543671331,
            "count": 2377372,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9590758716,
            "variance": 0.9198265274
          },
          {
            "average": 1,
            "count": 2377372,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2377372,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 6.143969896,
            "count": 2377372,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 10.37503716,
            "variance": 107.6413961
          },
          {
            "average": 20.17650533,
            "count": 2377372,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.442909066,
            "variance": 2.081986573
          },
          {
            "average": 1.450421726,
            "count": 2377372,
            "maximum": 14,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.7019057614,
            "variance": 0.4926716979
          },
          {
            "average": 2.585610918,
            "count": 2377372,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.9217900353,
            "variance": 0.8496968691
          },
          {
            "average": 277740871,
            "count": 2377372,
            "maximum": 277741444.9,
            "minimum": 277740234.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 348.8961718,
            "variance": 121728.5387
          },
          {
            "average": 0,
            "count": 2377372,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2377372,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2377372,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2377372,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2377372,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          517000.001,
          4315000.866,
          -3.537471002,
          517937.001,
          4315999.986,
          51.262529
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                517000.0009951078,
                4315000.866044216,
                -3.537471001997915
              ],
              [
                517000.0009951078,
                4315999.986044215,
                -3.537471001997915
              ],
              [
                517937.0009951078,
                4315999.986044215,
                51.26252899800209
              ],
              [
                517937.0009951078,
                4315000.866044216,
                51.26252899800209
              ],
              [
                517000.0009951078,
                4315000.866044216,
                -3.537471001997915
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T16:10:44+00:00",
        "end_time": "2020-07-02T15:50:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1715.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1715.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1715.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1715.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.80372118,
            38.98381458,
            -3.537471002,
            -74.79287658,
            38.99283667,
            51.262529
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.80372118256142,
                  38.98383328178842,
                  -3.537471001997915
                ],
                [
                  -74.80369631633504,
                  38.99283667412592,
                  -3.537471001997915
                ],
                [
                  -74.79287658400207,
                  38.992817969607074,
                  51.26252899800209
                ],
                [
                  -74.79290282076488,
                  38.9838145832403,
                  51.26252899800209
                ],
                [
                  -74.80372118256142,
                  38.98383328178842,
                  -3.537471001997915
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1715.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1715.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T16:10:44Z",
            "pc:count": 2377372,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 517281.6658,
                "count": 2377372,
                "maximum": 517937.001,
                "minimum": 517000.001,
                "name": "X",
                "position": 0,
                "stddev": 201.2999945,
                "variance": 40521.68777
              },
              {
                "average": 4315699.979,
                "count": 2377372,
                "maximum": 4315999.986,
                "minimum": 4315000.866,
                "name": "Y",
                "position": 1,
                "stddev": 199.3298936,
                "variance": 39732.40647
              },
              {
                "average": 2.942196088,
                "count": 2377372,
                "maximum": 51.262529,
                "minimum": -3.537471002,
                "name": "Z",
                "position": 2,
                "stddev": 4.319174922,
                "variance": 18.65527201
              },
              {
                "average": 6539.829987,
                "count": 2377372,
                "maximum": 65535,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 7064.657762,
                "variance": 49909389.29
              },
              {
                "average": 1.265173477,
                "count": 2377372,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6380124593,
                "variance": 0.4070598982
              },
              {
                "average": 1.543671331,
                "count": 2377372,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9590758716,
                "variance": 0.9198265274
              },
              {
                "average": 1,
                "count": 2377372,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2377372,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 6.143969896,
                "count": 2377372,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 10.37503716,
                "variance": 107.6413961
              },
              {
                "average": 20.17650533,
                "count": 2377372,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.442909066,
                "variance": 2.081986573
              },
              {
                "average": 1.450421726,
                "count": 2377372,
                "maximum": 14,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.7019057614,
                "variance": 0.4926716979
              },
              {
                "average": 2.585610918,
                "count": 2377372,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.9217900353,
                "variance": 0.8496968691
              },
              {
                "average": 277740871,
                "count": 2377372,
                "maximum": 277741444.9,
                "minimum": 277740234.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 348.8961718,
                "variance": 121728.5387
              },
              {
                "average": 0,
                "count": 2377372,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2377372,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2377372,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2377372,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2377372,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              517000.001,
              4315000.866,
              -3.537471002,
              517937.001,
              4315999.986,
              51.262529
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    517000.0009951078,
                    4315000.866044216,
                    -3.537471001997915
                  ],
                  [
                    517000.0009951078,
                    4315999.986044215,
                    -3.537471001997915
                  ],
                  [
                    517937.0009951078,
                    4315999.986044215,
                    51.26252899800209
                  ],
                  [
                    517937.0009951078,
                    4315000.866044216,
                    51.26252899800209
                  ],
                  [
                    517000.0009951078,
                    4315000.866044216,
                    -3.537471001997915
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T16:10:44+00:00",
            "end_time": "2020-07-02T15:50:34+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": "20200702_USGS_NJ_18SWJ0926.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.89593566941666,
              39.08743268930128,
              -0.868892820262049
            ],
            [
              -74.89592884041501,
              39.092079586606935,
              -0.868892820262049
            ],
            [
              -74.8945708315505,
              39.092078366596645,
              1.891107179737952
            ],
            [
              -74.89457774966235,
              39.087431469491854,
              1.891107179737952
            ],
            [
              -74.89593566941666,
              39.08743268930128,
              -0.868892820262049
            ]
          ]
        ]
      },
      "bbox": [
        -74.89593567,
        39.08743147,
        -0.8688928203,
        -74.89457083,
        39.09207959,
        1.89110718
      ],
      "properties": {
        "datetime": "2020-07-02T17:36:08Z",
        "pc:count": 165050,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 509039.8822,
            "count": 165050,
            "maximum": 509117.4533,
            "minimum": 509000.0133,
            "name": "X",
            "position": 0,
            "stddev": 25.80943009,
            "variance": 666.1266815
          },
          {
            "average": 4326844.835,
            "count": 165050,
            "maximum": 4326999.989,
            "minimum": 4326484.309,
            "name": "Y",
            "position": 1,
            "stddev": 124.8969809,
            "variance": 15599.25584
          },
          {
            "average": 1.053346683,
            "count": 165050,
            "maximum": 1.89110718,
            "minimum": -0.8688928203,
            "name": "Z",
            "position": 2,
            "stddev": 0.242655707,
            "variance": 0.05888179215
          },
          {
            "average": 5292.824792,
            "count": 165050,
            "maximum": 19785,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2749.368987,
            "variance": 7559029.825
          },
          {
            "average": 1.002805211,
            "count": 165050,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.05502356715,
            "variance": 0.003027592942
          },
          {
            "average": 1.00576189,
            "count": 165050,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.08012134321,
            "variance": 0.006419429638
          },
          {
            "average": 1,
            "count": 165050,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 165050,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.652893063,
            "count": 165050,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4760515565,
            "variance": 0.2266250844
          },
          {
            "average": 22.02942695,
            "count": 165050,
            "maximum": 24,
            "minimum": 19.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 0.8102836983,
            "variance": 0.6565596718
          },
          {
            "average": 1.009918207,
            "count": 165050,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.1003107549,
            "variance": 0.01006224755
          },
          {
            "average": 2,
            "count": 165050,
            "maximum": 2,
            "minimum": 2,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 277746264.1,
            "count": 165050,
            "maximum": 277746568.7,
            "minimum": 277745634.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 433.837819,
            "variance": 188215.2532
          },
          {
            "average": 0,
            "count": 165050,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 165050,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 165050,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 165050,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 165050,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          509000.0133,
          4326484.309,
          -0.8688928203,
          509117.4533,
          4326999.989,
          1.89110718
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                509000.0132638521,
                4326484.308787793,
                -0.868892820262049
              ],
              [
                509000.0132638521,
                4326999.988787793,
                -0.868892820262049
              ],
              [
                509117.45326385205,
                4326999.988787793,
                1.891107179737952
              ],
              [
                509117.45326385205,
                4326484.308787793,
                1.891107179737952
              ],
              [
                509000.0132638521,
                4326484.308787793,
                -0.868892820262049
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:36:08+00:00",
        "end_time": "2020-07-02T17:20:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0926.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0926.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0926.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0926.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.89593567,
            39.08743147,
            -0.8688928203,
            -74.89457083,
            39.09207959,
            1.89110718
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.89593566941666,
                  39.08743268930128,
                  -0.868892820262049
                ],
                [
                  -74.89592884041501,
                  39.092079586606935,
                  -0.868892820262049
                ],
                [
                  -74.8945708315505,
                  39.092078366596645,
                  1.891107179737952
                ],
                [
                  -74.89457774966235,
                  39.087431469491854,
                  1.891107179737952
                ],
                [
                  -74.89593566941666,
                  39.08743268930128,
                  -0.868892820262049
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0926.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0926.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:36:08Z",
            "pc:count": 165050,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 509039.8822,
                "count": 165050,
                "maximum": 509117.4533,
                "minimum": 509000.0133,
                "name": "X",
                "position": 0,
                "stddev": 25.80943009,
                "variance": 666.1266815
              },
              {
                "average": 4326844.835,
                "count": 165050,
                "maximum": 4326999.989,
                "minimum": 4326484.309,
                "name": "Y",
                "position": 1,
                "stddev": 124.8969809,
                "variance": 15599.25584
              },
              {
                "average": 1.053346683,
                "count": 165050,
                "maximum": 1.89110718,
                "minimum": -0.8688928203,
                "name": "Z",
                "position": 2,
                "stddev": 0.242655707,
                "variance": 0.05888179215
              },
              {
                "average": 5292.824792,
                "count": 165050,
                "maximum": 19785,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2749.368987,
                "variance": 7559029.825
              },
              {
                "average": 1.002805211,
                "count": 165050,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.05502356715,
                "variance": 0.003027592942
              },
              {
                "average": 1.00576189,
                "count": 165050,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.08012134321,
                "variance": 0.006419429638
              },
              {
                "average": 1,
                "count": 165050,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 165050,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.652893063,
                "count": 165050,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4760515565,
                "variance": 0.2266250844
              },
              {
                "average": 22.02942695,
                "count": 165050,
                "maximum": 24,
                "minimum": 19.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 0.8102836983,
                "variance": 0.6565596718
              },
              {
                "average": 1.009918207,
                "count": 165050,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.1003107549,
                "variance": 0.01006224755
              },
              {
                "average": 2,
                "count": 165050,
                "maximum": 2,
                "minimum": 2,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 277746264.1,
                "count": 165050,
                "maximum": 277746568.7,
                "minimum": 277745634.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 433.837819,
                "variance": 188215.2532
              },
              {
                "average": 0,
                "count": 165050,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 165050,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 165050,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 165050,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 165050,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              509000.0133,
              4326484.309,
              -0.8688928203,
              509117.4533,
              4326999.989,
              1.89110718
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    509000.0132638521,
                    4326484.308787793,
                    -0.868892820262049
                  ],
                  [
                    509000.0132638521,
                    4326999.988787793,
                    -0.868892820262049
                  ],
                  [
                    509117.45326385205,
                    4326999.988787793,
                    1.891107179737952
                  ],
                  [
                    509117.45326385205,
                    4326484.308787793,
                    1.891107179737952
                  ],
                  [
                    509000.0132638521,
                    4326484.308787793,
                    -0.868892820262049
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:36:08+00:00",
            "end_time": "2020-07-02T17:20:34+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": "20200702_USGS_NJ_18SWJ1312.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.84996130722448,
              38.9568597583871,
              -3.685199061760272
            ],
            [
              -74.84994230059863,
              38.965871144489505,
              -3.685199061760272
            ],
            [
              -74.83839944398451,
              38.965855732088116,
              54.43480093823973
            ],
            [
              -74.83841991263806,
              38.95684435091091,
              54.43480093823973
            ],
            [
              -74.84996130722448,
              38.9568597583871,
              -3.685199061760272
            ]
          ]
        ]
      },
      "bbox": [
        -74.84996131,
        38.95684435,
        -3.685199062,
        -74.83839944,
        38.96587114,
        54.43480094
      ],
      "properties": {
        "datetime": "2020-07-02T16:09:28Z",
        "pc:count": 3163073,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 513537.7065,
            "count": 3163073,
            "maximum": 514000.0023,
            "minimum": 513000.0023,
            "name": "X",
            "position": 0,
            "stddev": 269.8932252,
            "variance": 72842.35301
          },
          {
            "average": 4312439.853,
            "count": 3163073,
            "maximum": 4312999.984,
            "minimum": 4311999.984,
            "name": "Y",
            "position": 1,
            "stddev": 258.93395,
            "variance": 67046.79045
          },
          {
            "average": 3.85884021,
            "count": 3163073,
            "maximum": 54.43480094,
            "minimum": -3.685199062,
            "name": "Z",
            "position": 2,
            "stddev": 4.994724517,
            "variance": 24.947273
          },
          {
            "average": 10269.29666,
            "count": 3163073,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 8274.085622,
            "variance": 68460492.88
          },
          {
            "average": 1.196865517,
            "count": 3163073,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5650000514,
            "variance": 0.3192250581
          },
          {
            "average": 1.405775649,
            "count": 3163073,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8698918068,
            "variance": 0.7567117555
          },
          {
            "average": 1,
            "count": 3163073,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3163073,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.656417351,
            "count": 3163073,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 5.440294514,
            "variance": 29.5968044
          },
          {
            "average": 20.01036108,
            "count": 3163073,
            "maximum": 24,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.829372285,
            "variance": 3.346602959
          },
          {
            "average": 1.255707029,
            "count": 3163073,
            "maximum": 17,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.6306855595,
            "variance": 0.3977642749
          },
          {
            "average": 1.706952385,
            "count": 3163073,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.7685226816,
            "variance": 0.5906271121
          },
          {
            "average": 277740549.9,
            "count": 3163073,
            "maximum": 277741368.9,
            "minimum": 277740295.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 278.1512408,
            "variance": 77368.11278
          },
          {
            "average": 0,
            "count": 3163073,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3163073,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3163073,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3163073,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3163073,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          513000.0023,
          4311999.984,
          -3.685199062,
          514000.0023,
          4312999.984,
          54.43480094
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                513000.00234300306,
                4311999.983796904,
                -3.685199061760272
              ],
              [
                513000.00234300306,
                4312999.983796904,
                -3.685199061760272
              ],
              [
                514000.00234300306,
                4312999.983796904,
                54.43480093823973
              ],
              [
                514000.00234300306,
                4311999.983796904,
                54.43480093823973
              ],
              [
                513000.00234300306,
                4311999.983796904,
                -3.685199061760272
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T16:09:28+00:00",
        "end_time": "2020-07-02T15:51:35+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1312.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1312.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1312.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1312.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.84996131,
            38.95684435,
            -3.685199062,
            -74.83839944,
            38.96587114,
            54.43480094
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.84996130722448,
                  38.9568597583871,
                  -3.685199061760272
                ],
                [
                  -74.84994230059863,
                  38.965871144489505,
                  -3.685199061760272
                ],
                [
                  -74.83839944398451,
                  38.965855732088116,
                  54.43480093823973
                ],
                [
                  -74.83841991263806,
                  38.95684435091091,
                  54.43480093823973
                ],
                [
                  -74.84996130722448,
                  38.9568597583871,
                  -3.685199061760272
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1312.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1312.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T16:09:28Z",
            "pc:count": 3163073,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 513537.7065,
                "count": 3163073,
                "maximum": 514000.0023,
                "minimum": 513000.0023,
                "name": "X",
                "position": 0,
                "stddev": 269.8932252,
                "variance": 72842.35301
              },
              {
                "average": 4312439.853,
                "count": 3163073,
                "maximum": 4312999.984,
                "minimum": 4311999.984,
                "name": "Y",
                "position": 1,
                "stddev": 258.93395,
                "variance": 67046.79045
              },
              {
                "average": 3.85884021,
                "count": 3163073,
                "maximum": 54.43480094,
                "minimum": -3.685199062,
                "name": "Z",
                "position": 2,
                "stddev": 4.994724517,
                "variance": 24.947273
              },
              {
                "average": 10269.29666,
                "count": 3163073,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 8274.085622,
                "variance": 68460492.88
              },
              {
                "average": 1.196865517,
                "count": 3163073,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5650000514,
                "variance": 0.3192250581
              },
              {
                "average": 1.405775649,
                "count": 3163073,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8698918068,
                "variance": 0.7567117555
              },
              {
                "average": 1,
                "count": 3163073,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3163073,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.656417351,
                "count": 3163073,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 5.440294514,
                "variance": 29.5968044
              },
              {
                "average": 20.01036108,
                "count": 3163073,
                "maximum": 24,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.829372285,
                "variance": 3.346602959
              },
              {
                "average": 1.255707029,
                "count": 3163073,
                "maximum": 17,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.6306855595,
                "variance": 0.3977642749
              },
              {
                "average": 1.706952385,
                "count": 3163073,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.7685226816,
                "variance": 0.5906271121
              },
              {
                "average": 277740549.9,
                "count": 3163073,
                "maximum": 277741368.9,
                "minimum": 277740295.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 278.1512408,
                "variance": 77368.11278
              },
              {
                "average": 0,
                "count": 3163073,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3163073,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3163073,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3163073,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3163073,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              513000.0023,
              4311999.984,
              -3.685199062,
              514000.0023,
              4312999.984,
              54.43480094
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    513000.00234300306,
                    4311999.983796904,
                    -3.685199061760272
                  ],
                  [
                    513000.00234300306,
                    4312999.983796904,
                    -3.685199061760272
                  ],
                  [
                    514000.00234300306,
                    4312999.983796904,
                    54.43480093823973
                  ],
                  [
                    514000.00234300306,
                    4311999.983796904,
                    54.43480093823973
                  ],
                  [
                    513000.00234300306,
                    4311999.983796904,
                    -3.685199061760272
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T16:09:28+00:00",
            "end_time": "2020-07-02T15:51:35+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ1816.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.79214692786199,
              38.99356463432653,
              -4.761677209234842
            ],
            [
              -74.79212275171504,
              39.00182799767937,
              -4.761677209234842
            ],
            [
              -74.78105082131918,
              39.001807745659015,
              29.91832279076516
            ],
            [
              -74.78107628510841,
              38.99354438823916,
              29.91832279076516
            ],
            [
              -74.79214692786199,
              38.99356463432653,
              -4.761677209234842
            ]
          ]
        ]
      },
      "bbox": [
        -74.79214693,
        38.99354439,
        -4.761677209,
        -74.78105082,
        39.001828,
        29.91832279
      ],
      "properties": {
        "datetime": "2020-07-02T16:11:04Z",
        "pc:count": 2461952,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 518393.3141,
            "count": 2461952,
            "maximum": 518958.7205,
            "minimum": 518000.0005,
            "name": "X",
            "position": 0,
            "stddev": 256.5097928,
            "variance": 65797.27378
          },
          {
            "average": 4316773.135,
            "count": 2461952,
            "maximum": 4316999.988,
            "minimum": 4316082.988,
            "name": "Y",
            "position": 1,
            "stddev": 173.4955046,
            "variance": 30100.69011
          },
          {
            "average": 0.8042319149,
            "count": 2461952,
            "maximum": 29.91832279,
            "minimum": -4.761677209,
            "name": "Z",
            "position": 2,
            "stddev": 4.83795789,
            "variance": 23.40583655
          },
          {
            "average": 4566.098861,
            "count": 2461952,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 7117.184968,
            "variance": 50654321.87
          },
          {
            "average": 1.129977757,
            "count": 2461952,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4674467673,
            "variance": 0.2185064803
          },
          {
            "average": 1.266534035,
            "count": 2461952,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7269210683,
            "variance": 0.5284142396
          },
          {
            "average": 1,
            "count": 2461952,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2461952,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 14.15239899,
            "count": 2461952,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 13.70027433,
            "variance": 187.6975167
          },
          {
            "average": 20.07638837,
            "count": 2461952,
            "maximum": 22.99799919,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.510844542,
            "variance": 2.282651231
          },
          {
            "average": 1.602642943,
            "count": 2461952,
            "maximum": 15,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.6080351619,
            "variance": 0.3697067581
          },
          {
            "average": 2.129587823,
            "count": 2461952,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.9259104108,
            "variance": 0.8573100888
          },
          {
            "average": 277740416.9,
            "count": 2461952,
            "maximum": 277741464.5,
            "minimum": 277739388.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 616.5640402,
            "variance": 380151.2156
          },
          {
            "average": 0,
            "count": 2461952,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2461952,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2461952,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2461952,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2461952,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          518000.0005,
          4316082.988,
          -4.761677209,
          518958.7205,
          4316999.988,
          29.91832279
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                518000.0005355658,
                4316082.988233368,
                -4.761677209234842
              ],
              [
                518000.0005355658,
                4316999.988233368,
                -4.761677209234842
              ],
              [
                518958.72053556575,
                4316999.988233368,
                29.91832279076516
              ],
              [
                518958.72053556575,
                4316082.988233368,
                29.91832279076516
              ],
              [
                518000.0005355658,
                4316082.988233368,
                -4.761677209234842
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T16:11:04+00:00",
        "end_time": "2020-07-02T15:36:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1816.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1816.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1816.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1816.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.79214693,
            38.99354439,
            -4.761677209,
            -74.78105082,
            39.001828,
            29.91832279
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.79214692786199,
                  38.99356463432653,
                  -4.761677209234842
                ],
                [
                  -74.79212275171504,
                  39.00182799767937,
                  -4.761677209234842
                ],
                [
                  -74.78105082131918,
                  39.001807745659015,
                  29.91832279076516
                ],
                [
                  -74.78107628510841,
                  38.99354438823916,
                  29.91832279076516
                ],
                [
                  -74.79214692786199,
                  38.99356463432653,
                  -4.761677209234842
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1816.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1816.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T16:11:04Z",
            "pc:count": 2461952,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 518393.3141,
                "count": 2461952,
                "maximum": 518958.7205,
                "minimum": 518000.0005,
                "name": "X",
                "position": 0,
                "stddev": 256.5097928,
                "variance": 65797.27378
              },
              {
                "average": 4316773.135,
                "count": 2461952,
                "maximum": 4316999.988,
                "minimum": 4316082.988,
                "name": "Y",
                "position": 1,
                "stddev": 173.4955046,
                "variance": 30100.69011
              },
              {
                "average": 0.8042319149,
                "count": 2461952,
                "maximum": 29.91832279,
                "minimum": -4.761677209,
                "name": "Z",
                "position": 2,
                "stddev": 4.83795789,
                "variance": 23.40583655
              },
              {
                "average": 4566.098861,
                "count": 2461952,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 7117.184968,
                "variance": 50654321.87
              },
              {
                "average": 1.129977757,
                "count": 2461952,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4674467673,
                "variance": 0.2185064803
              },
              {
                "average": 1.266534035,
                "count": 2461952,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7269210683,
                "variance": 0.5284142396
              },
              {
                "average": 1,
                "count": 2461952,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2461952,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 14.15239899,
                "count": 2461952,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 13.70027433,
                "variance": 187.6975167
              },
              {
                "average": 20.07638837,
                "count": 2461952,
                "maximum": 22.99799919,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.510844542,
                "variance": 2.282651231
              },
              {
                "average": 1.602642943,
                "count": 2461952,
                "maximum": 15,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.6080351619,
                "variance": 0.3697067581
              },
              {
                "average": 2.129587823,
                "count": 2461952,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.9259104108,
                "variance": 0.8573100888
              },
              {
                "average": 277740416.9,
                "count": 2461952,
                "maximum": 277741464.5,
                "minimum": 277739388.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 616.5640402,
                "variance": 380151.2156
              },
              {
                "average": 0,
                "count": 2461952,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2461952,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2461952,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2461952,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2461952,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              518000.0005,
              4316082.988,
              -4.761677209,
              518958.7205,
              4316999.988,
              29.91832279
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    518000.0005355658,
                    4316082.988233368,
                    -4.761677209234842
                  ],
                  [
                    518000.0005355658,
                    4316999.988233368,
                    -4.761677209234842
                  ],
                  [
                    518958.72053556575,
                    4316999.988233368,
                    29.91832279076516
                  ],
                  [
                    518958.72053556575,
                    4316082.988233368,
                    29.91832279076516
                  ],
                  [
                    518000.0005355658,
                    4316082.988233368,
                    -4.761677209234842
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T16:11:04+00:00",
            "end_time": "2020-07-02T15:36:28+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ1033.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.88427703739319,
              39.146135579264644,
              -1.435123876192384
            ],
            [
              -74.8842622786547,
              39.1551466846266,
              -1.435123876192384
            ],
            [
              -74.8742102581104,
              39.155136268842014,
              3.464876123807616
            ],
            [
              -74.87422629866285,
              39.14612516680374,
              3.464876123807616
            ],
            [
              -74.88427703739319,
              39.146135579264644,
              -1.435123876192384
            ]
          ]
        ]
      },
      "bbox": [
        -74.88427704,
        39.14612517,
        -1.435123876,
        -74.87421026,
        39.15514668,
        3.464876124
      ],
      "properties": {
        "datetime": "2020-07-02T17:53:41Z",
        "pc:count": 3334986,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 510287.2307,
            "count": 3334986,
            "maximum": 510868.5303,
            "minimum": 510000.0103,
            "name": "X",
            "position": 0,
            "stddev": 205.515721,
            "variance": 42236.71156
          },
          {
            "average": 4333512.479,
            "count": 3334986,
            "maximum": 4333999.985,
            "minimum": 4332999.985,
            "name": "Y",
            "position": 1,
            "stddev": 270.3061482,
            "variance": 73065.41375
          },
          {
            "average": 1.139384952,
            "count": 3334986,
            "maximum": 3.464876124,
            "minimum": -1.435123876,
            "name": "Z",
            "position": 2,
            "stddev": 0.3685605431,
            "variance": 0.1358368739
          },
          {
            "average": 4981.206909,
            "count": 3334986,
            "maximum": 34118,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2323.780073,
            "variance": 5399953.829
          },
          {
            "average": 1.003107959,
            "count": 3334986,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.05686153123,
            "variance": 0.003233233734
          },
          {
            "average": 1.006330162,
            "count": 3334986,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.08189924071,
            "variance": 0.006707485629
          },
          {
            "average": 1,
            "count": 3334986,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3334986,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.681804661,
            "count": 3334986,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.6509118918,
            "variance": 0.4236862909
          },
          {
            "average": 20.17128833,
            "count": 3334986,
            "maximum": 24,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.477238915,
            "variance": 2.182234813
          },
          {
            "average": 1.01040754,
            "count": 3334986,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.1021888209,
            "variance": 0.01044255512
          },
          {
            "average": 2.087259137,
            "count": 3334986,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.8728224256,
            "variance": 0.7618189866
          },
          {
            "average": 277746967.1,
            "count": 3334986,
            "maximum": 277747621.1,
            "minimum": 277746226.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 348.8022266,
            "variance": 121662.9933
          },
          {
            "average": 0,
            "count": 3334986,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3334986,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3334986,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3334986,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3334986,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          510000.0103,
          4332999.985,
          -1.435123876,
          510868.5303,
          4333999.985,
          3.464876124
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                510000.0102521931,
                4332999.984502787,
                -1.435123876192384
              ],
              [
                510000.0102521931,
                4333999.984502787,
                -1.435123876192384
              ],
              [
                510868.5302521931,
                4333999.984502787,
                3.464876123807616
              ],
              [
                510868.5302521931,
                4332999.984502787,
                3.464876123807616
              ],
              [
                510000.0102521931,
                4332999.984502787,
                -1.435123876192384
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:53:41+00:00",
        "end_time": "2020-07-02T17:30:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1033.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1033.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1033.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1033.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.88427704,
            39.14612517,
            -1.435123876,
            -74.87421026,
            39.15514668,
            3.464876124
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.88427703739319,
                  39.146135579264644,
                  -1.435123876192384
                ],
                [
                  -74.8842622786547,
                  39.1551466846266,
                  -1.435123876192384
                ],
                [
                  -74.8742102581104,
                  39.155136268842014,
                  3.464876123807616
                ],
                [
                  -74.87422629866285,
                  39.14612516680374,
                  3.464876123807616
                ],
                [
                  -74.88427703739319,
                  39.146135579264644,
                  -1.435123876192384
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1033.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1033.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:53:41Z",
            "pc:count": 3334986,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 510287.2307,
                "count": 3334986,
                "maximum": 510868.5303,
                "minimum": 510000.0103,
                "name": "X",
                "position": 0,
                "stddev": 205.515721,
                "variance": 42236.71156
              },
              {
                "average": 4333512.479,
                "count": 3334986,
                "maximum": 4333999.985,
                "minimum": 4332999.985,
                "name": "Y",
                "position": 1,
                "stddev": 270.3061482,
                "variance": 73065.41375
              },
              {
                "average": 1.139384952,
                "count": 3334986,
                "maximum": 3.464876124,
                "minimum": -1.435123876,
                "name": "Z",
                "position": 2,
                "stddev": 0.3685605431,
                "variance": 0.1358368739
              },
              {
                "average": 4981.206909,
                "count": 3334986,
                "maximum": 34118,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2323.780073,
                "variance": 5399953.829
              },
              {
                "average": 1.003107959,
                "count": 3334986,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.05686153123,
                "variance": 0.003233233734
              },
              {
                "average": 1.006330162,
                "count": 3334986,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.08189924071,
                "variance": 0.006707485629
              },
              {
                "average": 1,
                "count": 3334986,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3334986,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.681804661,
                "count": 3334986,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.6509118918,
                "variance": 0.4236862909
              },
              {
                "average": 20.17128833,
                "count": 3334986,
                "maximum": 24,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.477238915,
                "variance": 2.182234813
              },
              {
                "average": 1.01040754,
                "count": 3334986,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.1021888209,
                "variance": 0.01044255512
              },
              {
                "average": 2.087259137,
                "count": 3334986,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.8728224256,
                "variance": 0.7618189866
              },
              {
                "average": 277746967.1,
                "count": 3334986,
                "maximum": 277747621.1,
                "minimum": 277746226.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 348.8022266,
                "variance": 121662.9933
              },
              {
                "average": 0,
                "count": 3334986,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3334986,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3334986,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3334986,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3334986,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              510000.0103,
              4332999.985,
              -1.435123876,
              510868.5303,
              4333999.985,
              3.464876124
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    510000.0102521931,
                    4332999.984502787,
                    -1.435123876192384
                  ],
                  [
                    510000.0102521931,
                    4333999.984502787,
                    -1.435123876192384
                  ],
                  [
                    510868.5302521931,
                    4333999.984502787,
                    3.464876123807616
                  ],
                  [
                    510868.5302521931,
                    4332999.984502787,
                    3.464876123807616
                  ],
                  [
                    510000.0102521931,
                    4332999.984502787,
                    -1.435123876192384
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:53:41+00:00",
            "end_time": "2020-07-02T17:30:26+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200703_USGS_NJ_18SWJ1420.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.8382559768232,
              39.02893501006149,
              -1.463120715905506
            ],
            [
              -74.83823543470302,
              39.037946279506784,
              -1.463120715905506
            ],
            [
              -74.82668063637743,
              39.03792968275514,
              16.156879284094494
            ],
            [
              -74.82670264579829,
              39.02891841861058,
              16.156879284094494
            ],
            [
              -74.8382559768232,
              39.02893501006149,
              -1.463120715905506
            ]
          ]
        ]
      },
      "bbox": [
        -74.83825598,
        39.02891842,
        -1.463120716,
        -74.82668064,
        39.03794628,
        16.15687928
      ],
      "properties": {
        "datetime": "2020-07-03T18:28:52Z",
        "pc:count": 3952334,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 514522.0949,
            "count": 3952334,
            "maximum": 515000.0163,
            "minimum": 513999.9963,
            "name": "X",
            "position": 0,
            "stddev": 281.6452387,
            "variance": 79324.04048
          },
          {
            "average": 4320530.403,
            "count": 3952334,
            "maximum": 4320999.984,
            "minimum": 4319999.984,
            "name": "Y",
            "position": 1,
            "stddev": 285.3333567,
            "variance": 81415.12445
          },
          {
            "average": 0.7304048996,
            "count": 3952334,
            "maximum": 16.15687928,
            "minimum": -1.463120716,
            "name": "Z",
            "position": 2,
            "stddev": 1.07990983,
            "variance": 1.166205242
          },
          {
            "average": 4576.109817,
            "count": 3952334,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2595.147979,
            "variance": 6734793.033
          },
          {
            "average": 1.032079779,
            "count": 3952334,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2524843046,
            "variance": 0.06374832406
          },
          {
            "average": 1.064293655,
            "count": 3952334,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3998870948,
            "variance": 0.1599096886
          },
          {
            "average": 1,
            "count": 3952334,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3952334,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.085407256,
            "count": 3952334,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 3.359853514,
            "variance": 11.28861563
          },
          {
            "average": 20.16201471,
            "count": 3952334,
            "maximum": 25.00200081,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.576048963,
            "variance": 2.483930334
          },
          {
            "average": 1.05387323,
            "count": 3952334,
            "maximum": 8,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.2970803665,
            "variance": 0.08825674416
          },
          {
            "average": 17.98070811,
            "count": 3952334,
            "maximum": 22,
            "minimum": 14,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.509415988,
            "variance": 2.278336626
          },
          {
            "average": 277834445.1,
            "count": 3952334,
            "maximum": 277836132.6,
            "minimum": 277832913.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 612.1467839,
            "variance": 374723.685
          },
          {
            "average": 0,
            "count": 3952334,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3952334,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3952334,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3952334,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3952334,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          513999.9963,
          4319999.984,
          -1.463120716,
          515000.0163,
          4320999.984,
          16.15687928
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                513999.9962502063,
                4319999.983870026,
                -1.463120715905506
              ],
              [
                513999.9962502063,
                4320999.983870026,
                -1.463120715905506
              ],
              [
                515000.01625020633,
                4320999.983870026,
                16.156879284094494
              ],
              [
                515000.01625020633,
                4319999.983870026,
                16.156879284094494
              ],
              [
                513999.9962502063,
                4319999.983870026,
                -1.463120715905506
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:28:52+00:00",
        "end_time": "2020-07-03T17:35:13+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1420.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1420.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1420.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1420.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.83825598,
            39.02891842,
            -1.463120716,
            -74.82668064,
            39.03794628,
            16.15687928
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.8382559768232,
                  39.02893501006149,
                  -1.463120715905506
                ],
                [
                  -74.83823543470302,
                  39.037946279506784,
                  -1.463120715905506
                ],
                [
                  -74.82668063637743,
                  39.03792968275514,
                  16.156879284094494
                ],
                [
                  -74.82670264579829,
                  39.02891841861058,
                  16.156879284094494
                ],
                [
                  -74.8382559768232,
                  39.02893501006149,
                  -1.463120715905506
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1420.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1420.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:28:52Z",
            "pc:count": 3952334,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 514522.0949,
                "count": 3952334,
                "maximum": 515000.0163,
                "minimum": 513999.9963,
                "name": "X",
                "position": 0,
                "stddev": 281.6452387,
                "variance": 79324.04048
              },
              {
                "average": 4320530.403,
                "count": 3952334,
                "maximum": 4320999.984,
                "minimum": 4319999.984,
                "name": "Y",
                "position": 1,
                "stddev": 285.3333567,
                "variance": 81415.12445
              },
              {
                "average": 0.7304048996,
                "count": 3952334,
                "maximum": 16.15687928,
                "minimum": -1.463120716,
                "name": "Z",
                "position": 2,
                "stddev": 1.07990983,
                "variance": 1.166205242
              },
              {
                "average": 4576.109817,
                "count": 3952334,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2595.147979,
                "variance": 6734793.033
              },
              {
                "average": 1.032079779,
                "count": 3952334,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2524843046,
                "variance": 0.06374832406
              },
              {
                "average": 1.064293655,
                "count": 3952334,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3998870948,
                "variance": 0.1599096886
              },
              {
                "average": 1,
                "count": 3952334,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3952334,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.085407256,
                "count": 3952334,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 3.359853514,
                "variance": 11.28861563
              },
              {
                "average": 20.16201471,
                "count": 3952334,
                "maximum": 25.00200081,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.576048963,
                "variance": 2.483930334
              },
              {
                "average": 1.05387323,
                "count": 3952334,
                "maximum": 8,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.2970803665,
                "variance": 0.08825674416
              },
              {
                "average": 17.98070811,
                "count": 3952334,
                "maximum": 22,
                "minimum": 14,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.509415988,
                "variance": 2.278336626
              },
              {
                "average": 277834445.1,
                "count": 3952334,
                "maximum": 277836132.6,
                "minimum": 277832913.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 612.1467839,
                "variance": 374723.685
              },
              {
                "average": 0,
                "count": 3952334,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3952334,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3952334,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3952334,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3952334,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              513999.9963,
              4319999.984,
              -1.463120716,
              515000.0163,
              4320999.984,
              16.15687928
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    513999.9962502063,
                    4319999.983870026,
                    -1.463120715905506
                  ],
                  [
                    513999.9962502063,
                    4320999.983870026,
                    -1.463120715905506
                  ],
                  [
                    515000.01625020633,
                    4320999.983870026,
                    16.156879284094494
                  ],
                  [
                    515000.01625020633,
                    4319999.983870026,
                    16.156879284094494
                  ],
                  [
                    513999.9962502063,
                    4319999.983870026,
                    -1.463120715905506
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:28:52+00:00",
            "end_time": "2020-07-03T17:35:13+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": "20200702_USGS_NJ_18SWJ1035.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.88424762218247,
              39.1641577416172,
              -1.067471815550534
            ],
            [
              -74.88424125362006,
              39.16804313968723,
              -1.067471815550534
            ],
            [
              -74.87862465122475,
              39.168037425170226,
              2.052528184449466
            ],
            [
              -74.87863132878735,
              39.16415202788644,
              2.052528184449466
            ],
            [
              -74.88424762218247,
              39.1641577416172,
              -1.067471815550534
            ]
          ]
        ]
      },
      "bbox": [
        -74.88424762,
        39.16415203,
        -1.067471816,
        -74.87862465,
        39.16804314,
        2.052528184
      ],
      "properties": {
        "datetime": "2020-07-02T17:34:09Z",
        "pc:count": 441913,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 510255.0942,
            "count": 441913,
            "maximum": 510485.2009,
            "minimum": 510000.0009,
            "name": "X",
            "position": 0,
            "stddev": 126.2567059,
            "variance": 15940.75577
          },
          {
            "average": 4335160.178,
            "count": 441913,
            "maximum": 4335431.161,
            "minimum": 4334999.981,
            "name": "Y",
            "position": 1,
            "stddev": 108.0378663,
            "variance": 11672.18057
          },
          {
            "average": 1.126652118,
            "count": 441913,
            "maximum": 2.052528184,
            "minimum": -1.067471816,
            "name": "Z",
            "position": 2,
            "stddev": 0.3143149115,
            "variance": 0.09879386362
          },
          {
            "average": 5120.486374,
            "count": 441913,
            "maximum": 19870,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2309.75687,
            "variance": 5334976.799
          },
          {
            "average": 1.002772039,
            "count": 441913,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.05385289718,
            "variance": 0.002900134535
          },
          {
            "average": 1.005772629,
            "count": 441913,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.07857349956,
            "variance": 0.006173794833
          },
          {
            "average": 1,
            "count": 441913,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 441913,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.770728628,
            "count": 441913,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4203646156,
            "variance": 0.1767064101
          },
          {
            "average": 19.79300788,
            "count": 441913,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.278495726,
            "variance": 1.634551322
          },
          {
            "average": 1.008920308,
            "count": 441913,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.09474454916,
            "variance": 0.008976529595
          },
          {
            "average": 1.62241663,
            "count": 441913,
            "maximum": 2,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.484783148,
            "variance": 0.2350147006
          },
          {
            "average": 277746370.4,
            "count": 441913,
            "maximum": 277746449,
            "minimum": 277746243.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 95.9373067,
            "variance": 9203.966818
          },
          {
            "average": 0,
            "count": 441913,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 441913,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 441913,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 441913,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 441913,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          510000.0009,
          4334999.981,
          -1.067471816,
          510485.2009,
          4335431.161,
          2.052528184
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                510000.0008504985,
                4334999.980673984,
                -1.067471815550534
              ],
              [
                510000.0008504985,
                4335431.160673983,
                -1.067471815550534
              ],
              [
                510485.20085049846,
                4335431.160673983,
                2.052528184449466
              ],
              [
                510485.20085049846,
                4334999.980673984,
                2.052528184449466
              ],
              [
                510000.0008504985,
                4334999.980673984,
                -1.067471815550534
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:34:09+00:00",
        "end_time": "2020-07-02T17:30:43+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1035.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1035.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1035.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1035.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.88424762,
            39.16415203,
            -1.067471816,
            -74.87862465,
            39.16804314,
            2.052528184
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.88424762218247,
                  39.1641577416172,
                  -1.067471815550534
                ],
                [
                  -74.88424125362006,
                  39.16804313968723,
                  -1.067471815550534
                ],
                [
                  -74.87862465122475,
                  39.168037425170226,
                  2.052528184449466
                ],
                [
                  -74.87863132878735,
                  39.16415202788644,
                  2.052528184449466
                ],
                [
                  -74.88424762218247,
                  39.1641577416172,
                  -1.067471815550534
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1035.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1035.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:34:09Z",
            "pc:count": 441913,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 510255.0942,
                "count": 441913,
                "maximum": 510485.2009,
                "minimum": 510000.0009,
                "name": "X",
                "position": 0,
                "stddev": 126.2567059,
                "variance": 15940.75577
              },
              {
                "average": 4335160.178,
                "count": 441913,
                "maximum": 4335431.161,
                "minimum": 4334999.981,
                "name": "Y",
                "position": 1,
                "stddev": 108.0378663,
                "variance": 11672.18057
              },
              {
                "average": 1.126652118,
                "count": 441913,
                "maximum": 2.052528184,
                "minimum": -1.067471816,
                "name": "Z",
                "position": 2,
                "stddev": 0.3143149115,
                "variance": 0.09879386362
              },
              {
                "average": 5120.486374,
                "count": 441913,
                "maximum": 19870,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2309.75687,
                "variance": 5334976.799
              },
              {
                "average": 1.002772039,
                "count": 441913,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.05385289718,
                "variance": 0.002900134535
              },
              {
                "average": 1.005772629,
                "count": 441913,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.07857349956,
                "variance": 0.006173794833
              },
              {
                "average": 1,
                "count": 441913,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 441913,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.770728628,
                "count": 441913,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4203646156,
                "variance": 0.1767064101
              },
              {
                "average": 19.79300788,
                "count": 441913,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.278495726,
                "variance": 1.634551322
              },
              {
                "average": 1.008920308,
                "count": 441913,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.09474454916,
                "variance": 0.008976529595
              },
              {
                "average": 1.62241663,
                "count": 441913,
                "maximum": 2,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.484783148,
                "variance": 0.2350147006
              },
              {
                "average": 277746370.4,
                "count": 441913,
                "maximum": 277746449,
                "minimum": 277746243.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 95.9373067,
                "variance": 9203.966818
              },
              {
                "average": 0,
                "count": 441913,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 441913,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 441913,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 441913,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 441913,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              510000.0009,
              4334999.981,
              -1.067471816,
              510485.2009,
              4335431.161,
              2.052528184
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    510000.0008504985,
                    4334999.980673984,
                    -1.067471815550534
                  ],
                  [
                    510000.0008504985,
                    4335431.160673983,
                    -1.067471815550534
                  ],
                  [
                    510485.20085049846,
                    4335431.160673983,
                    2.052528184449466
                  ],
                  [
                    510485.20085049846,
                    4334999.980673984,
                    2.052528184449466
                  ],
                  [
                    510000.0008504985,
                    4334999.980673984,
                    -1.067471815550534
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:34:09+00:00",
            "end_time": "2020-07-02T17:30:43+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": "20200702_USGS_NJ_18SWJ1109.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.86729265567358,
              38.93701031081068,
              -2.268990056033741
            ],
            [
              -74.86728921210708,
              38.93885783401041,
              -2.268990056033741
            ],
            [
              -74.86322535680502,
              38.93885314301257,
              2.311009943966259
            ],
            [
              -74.86322890581924,
              38.937005620120274,
              2.311009943966259
            ],
            [
              -74.86729265567358,
              38.93701031081068,
              -2.268990056033741
            ]
          ]
        ]
      },
      "bbox": [
        -74.86729266,
        38.93700562,
        -2.268990056,
        -74.86322536,
        38.93885783,
        2.311009944
      ],
      "properties": {
        "datetime": "2020-07-02T16:08:44Z",
        "pc:count": 15177,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 511619.7804,
            "count": 15177,
            "maximum": 511853.7456,
            "minimum": 511501.5456,
            "name": "X",
            "position": 0,
            "stddev": 109.0854342,
            "variance": 11899.63195
          },
          {
            "average": 4309920.96,
            "count": 15177,
            "maximum": 4309999.978,
            "minimum": 4309794.958,
            "name": "Y",
            "position": 1,
            "stddev": 70.11048041,
            "variance": 4915.479464
          },
          {
            "average": 0.77701706,
            "count": 15177,
            "maximum": 2.311009944,
            "minimum": -2.268990056,
            "name": "Z",
            "position": 2,
            "stddev": 0.9203576689,
            "variance": 0.8470582387
          },
          {
            "average": 1775.14008,
            "count": 15177,
            "maximum": 20794,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 1728.040201,
            "variance": 2986122.937
          },
          {
            "average": 1.156025565,
            "count": 15177,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3884986123,
            "variance": 0.1509311717
          },
          {
            "average": 1.311655795,
            "count": 15177,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5217885744,
            "variance": 0.2722633164
          },
          {
            "average": 1,
            "count": 15177,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15177,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3.047835541,
            "count": 15177,
            "maximum": 29,
            "minimum": 2,
            "name": "Classification",
            "position": 8,
            "stddev": 5.214920149,
            "variance": 27.19539216
          },
          {
            "average": 20.44600704,
            "count": 15177,
            "maximum": 22.00200081,
            "minimum": 19.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.010494263,
            "variance": 1.021098655
          },
          {
            "average": 1.321012058,
            "count": 15177,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4928340775,
            "variance": 0.242885428
          },
          {
            "average": 3.758054952,
            "count": 15177,
            "maximum": 4,
            "minimum": 3,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4282752939,
            "variance": 0.1834197273
          },
          {
            "average": 277741267.7,
            "count": 15177,
            "maximum": 277741324.8,
            "minimum": 277741098.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 94.52095548,
            "variance": 8934.211025
          },
          {
            "average": 0,
            "count": 15177,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15177,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15177,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15177,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 15177,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          511501.5456,
          4309794.958,
          -2.268990056,
          511853.7456,
          4309999.978,
          2.311009944
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                511501.5456482929,
                4309794.958475988,
                -2.268990056033741
              ],
              [
                511501.5456482929,
                4309999.978475988,
                -2.268990056033741
              ],
              [
                511853.7456482928,
                4309999.978475988,
                2.311009943966259
              ],
              [
                511853.7456482928,
                4309794.958475988,
                2.311009943966259
              ],
              [
                511501.5456482929,
                4309794.958475988,
                -2.268990056033741
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T16:08:44+00:00",
        "end_time": "2020-07-02T16:04:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1109.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1109.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1109.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1109.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.86729266,
            38.93700562,
            -2.268990056,
            -74.86322536,
            38.93885783,
            2.311009944
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.86729265567358,
                  38.93701031081068,
                  -2.268990056033741
                ],
                [
                  -74.86728921210708,
                  38.93885783401041,
                  -2.268990056033741
                ],
                [
                  -74.86322535680502,
                  38.93885314301257,
                  2.311009943966259
                ],
                [
                  -74.86322890581924,
                  38.937005620120274,
                  2.311009943966259
                ],
                [
                  -74.86729265567358,
                  38.93701031081068,
                  -2.268990056033741
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1109.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1109.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T16:08:44Z",
            "pc:count": 15177,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 511619.7804,
                "count": 15177,
                "maximum": 511853.7456,
                "minimum": 511501.5456,
                "name": "X",
                "position": 0,
                "stddev": 109.0854342,
                "variance": 11899.63195
              },
              {
                "average": 4309920.96,
                "count": 15177,
                "maximum": 4309999.978,
                "minimum": 4309794.958,
                "name": "Y",
                "position": 1,
                "stddev": 70.11048041,
                "variance": 4915.479464
              },
              {
                "average": 0.77701706,
                "count": 15177,
                "maximum": 2.311009944,
                "minimum": -2.268990056,
                "name": "Z",
                "position": 2,
                "stddev": 0.9203576689,
                "variance": 0.8470582387
              },
              {
                "average": 1775.14008,
                "count": 15177,
                "maximum": 20794,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 1728.040201,
                "variance": 2986122.937
              },
              {
                "average": 1.156025565,
                "count": 15177,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3884986123,
                "variance": 0.1509311717
              },
              {
                "average": 1.311655795,
                "count": 15177,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5217885744,
                "variance": 0.2722633164
              },
              {
                "average": 1,
                "count": 15177,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15177,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3.047835541,
                "count": 15177,
                "maximum": 29,
                "minimum": 2,
                "name": "Classification",
                "position": 8,
                "stddev": 5.214920149,
                "variance": 27.19539216
              },
              {
                "average": 20.44600704,
                "count": 15177,
                "maximum": 22.00200081,
                "minimum": 19.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.010494263,
                "variance": 1.021098655
              },
              {
                "average": 1.321012058,
                "count": 15177,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4928340775,
                "variance": 0.242885428
              },
              {
                "average": 3.758054952,
                "count": 15177,
                "maximum": 4,
                "minimum": 3,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4282752939,
                "variance": 0.1834197273
              },
              {
                "average": 277741267.7,
                "count": 15177,
                "maximum": 277741324.8,
                "minimum": 277741098.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 94.52095548,
                "variance": 8934.211025
              },
              {
                "average": 0,
                "count": 15177,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15177,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15177,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15177,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 15177,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              511501.5456,
              4309794.958,
              -2.268990056,
              511853.7456,
              4309999.978,
              2.311009944
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    511501.5456482929,
                    4309794.958475988,
                    -2.268990056033741
                  ],
                  [
                    511501.5456482929,
                    4309999.978475988,
                    -2.268990056033741
                  ],
                  [
                    511853.7456482928,
                    4309999.978475988,
                    2.311009943966259
                  ],
                  [
                    511853.7456482928,
                    4309794.958475988,
                    2.311009943966259
                  ],
                  [
                    511501.5456482929,
                    4309794.958475988,
                    -2.268990056033741
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T16:08:44+00:00",
            "end_time": "2020-07-02T16:04:58+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": "20200702_USGS_NJ_18SWJ0210.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.97264315660308,
              38.938930168897,
              -1.926894826403915
            ],
            [
              -74.97263969329867,
              38.947941612708696,
              -1.926894826403915
            ],
            [
              -74.96598758114757,
              38.94793986384879,
              22.33310517359609
            ],
            [
              -74.96599188648491,
              38.938928420596035,
              22.33310517359609
            ],
            [
              -74.97264315660308,
              38.938930168897,
              -1.926894826403915
            ]
          ]
        ]
      },
      "bbox": [
        -74.97264316,
        38.93892842,
        -1.926894826,
        -74.96598758,
        38.94794161,
        22.33310517
      ],
      "properties": {
        "datetime": "2020-07-02T17:08:13Z",
        "pc:count": 2532209,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 502665.3526,
            "count": 2532209,
            "maximum": 502947.3521,
            "minimum": 502370.9121,
            "name": "X",
            "position": 0,
            "stddev": 120.1528607,
            "variance": 14436.70992
          },
          {
            "average": 4310418.154,
            "count": 2532209,
            "maximum": 4310999.99,
            "minimum": 4309999.99,
            "name": "Y",
            "position": 1,
            "stddev": 300.0876823,
            "variance": 90052.61705
          },
          {
            "average": 4.496649838,
            "count": 2532209,
            "maximum": 22.33310517,
            "minimum": -1.926894826,
            "name": "Z",
            "position": 2,
            "stddev": 3.050606598,
            "variance": 9.306200615
          },
          {
            "average": 4798.784075,
            "count": 2532209,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 5595.579773,
            "variance": 31310512.99
          },
          {
            "average": 1.661463963,
            "count": 2532209,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9959141866,
            "variance": 0.991845067
          },
          {
            "average": 2.335165067,
            "count": 2532209,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.40947055,
            "variance": 1.986607232
          },
          {
            "average": 1,
            "count": 2532209,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2532209,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.380326426,
            "count": 2532209,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.322289602,
            "variance": 1.748449792
          },
          {
            "average": 19.83303327,
            "count": 2532209,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.462566485,
            "variance": 2.139100722
          },
          {
            "average": 1.726252849,
            "count": 2532209,
            "maximum": 12,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.12987264,
            "variance": 1.276612182
          },
          {
            "average": 2.561330443,
            "count": 2532209,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.6582594133,
            "variance": 0.4333054552
          },
          {
            "average": 277744716.6,
            "count": 2532209,
            "maximum": 277744893.6,
            "minimum": 277743757.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 324.7588692,
            "variance": 105468.3231
          },
          {
            "average": 0,
            "count": 2532209,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2532209,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2532209,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2532209,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2532209,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          502370.9121,
          4309999.99,
          -1.926894826,
          502947.3521,
          4310999.99,
          22.33310517
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                502370.9120502777,
                4309999.989595995,
                -1.926894826403915
              ],
              [
                502370.9120502777,
                4310999.989595995,
                -1.926894826403915
              ],
              [
                502947.35205027764,
                4310999.989595995,
                22.33310517359609
              ],
              [
                502947.35205027764,
                4309999.989595995,
                22.33310517359609
              ],
              [
                502370.9120502777,
                4309999.989595995,
                -1.926894826403915
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:08:13+00:00",
        "end_time": "2020-07-02T16:49:17+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0210.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0210.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0210.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0210.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.97264316,
            38.93892842,
            -1.926894826,
            -74.96598758,
            38.94794161,
            22.33310517
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.97264315660308,
                  38.938930168897,
                  -1.926894826403915
                ],
                [
                  -74.97263969329867,
                  38.947941612708696,
                  -1.926894826403915
                ],
                [
                  -74.96598758114757,
                  38.94793986384879,
                  22.33310517359609
                ],
                [
                  -74.96599188648491,
                  38.938928420596035,
                  22.33310517359609
                ],
                [
                  -74.97264315660308,
                  38.938930168897,
                  -1.926894826403915
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0210.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0210.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:08:13Z",
            "pc:count": 2532209,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 502665.3526,
                "count": 2532209,
                "maximum": 502947.3521,
                "minimum": 502370.9121,
                "name": "X",
                "position": 0,
                "stddev": 120.1528607,
                "variance": 14436.70992
              },
              {
                "average": 4310418.154,
                "count": 2532209,
                "maximum": 4310999.99,
                "minimum": 4309999.99,
                "name": "Y",
                "position": 1,
                "stddev": 300.0876823,
                "variance": 90052.61705
              },
              {
                "average": 4.496649838,
                "count": 2532209,
                "maximum": 22.33310517,
                "minimum": -1.926894826,
                "name": "Z",
                "position": 2,
                "stddev": 3.050606598,
                "variance": 9.306200615
              },
              {
                "average": 4798.784075,
                "count": 2532209,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 5595.579773,
                "variance": 31310512.99
              },
              {
                "average": 1.661463963,
                "count": 2532209,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9959141866,
                "variance": 0.991845067
              },
              {
                "average": 2.335165067,
                "count": 2532209,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.40947055,
                "variance": 1.986607232
              },
              {
                "average": 1,
                "count": 2532209,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2532209,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.380326426,
                "count": 2532209,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.322289602,
                "variance": 1.748449792
              },
              {
                "average": 19.83303327,
                "count": 2532209,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.462566485,
                "variance": 2.139100722
              },
              {
                "average": 1.726252849,
                "count": 2532209,
                "maximum": 12,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.12987264,
                "variance": 1.276612182
              },
              {
                "average": 2.561330443,
                "count": 2532209,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.6582594133,
                "variance": 0.4333054552
              },
              {
                "average": 277744716.6,
                "count": 2532209,
                "maximum": 277744893.6,
                "minimum": 277743757.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 324.7588692,
                "variance": 105468.3231
              },
              {
                "average": 0,
                "count": 2532209,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2532209,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2532209,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2532209,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2532209,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              502370.9121,
              4309999.99,
              -1.926894826,
              502947.3521,
              4310999.99,
              22.33310517
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    502370.9120502777,
                    4309999.989595995,
                    -1.926894826403915
                  ],
                  [
                    502370.9120502777,
                    4310999.989595995,
                    -1.926894826403915
                  ],
                  [
                    502947.35205027764,
                    4310999.989595995,
                    22.33310517359609
                  ],
                  [
                    502947.35205027764,
                    4309999.989595995,
                    22.33310517359609
                  ],
                  [
                    502370.9120502777,
                    4309999.989595995,
                    -1.926894826403915
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:08:13+00:00",
            "end_time": "2020-07-02T16:49:17+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": "20200702_USGS_NJ_18SWJ2223.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.74572660782677,
              39.057983321739734,
              -5.078337020121001
            ],
            [
              -74.74570210070405,
              39.064815052558814,
              -5.078337020121001
            ],
            [
              -74.74028422271287,
              39.06480311275492,
              5.241662979878999
            ],
            [
              -74.74030925195157,
              39.05797138482639,
              5.241662979878999
            ],
            [
              -74.74572660782677,
              39.057983321739734,
              -5.078337020121001
            ]
          ]
        ]
      },
      "bbox": [
        -74.74572661,
        39.05797138,
        -5.07833702,
        -74.74028422,
        39.06481505,
        5.24166298
      ],
      "properties": {
        "datetime": "2020-07-02T15:31:01Z",
        "pc:count": 562706,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 522158.0719,
            "count": 562706,
            "maximum": 522468.732,
            "minimum": 522000.012,
            "name": "X",
            "position": 0,
            "stddev": 113.6760035,
            "variance": 12922.23377
          },
          {
            "average": 4323789.165,
            "count": 562706,
            "maximum": 4323999.987,
            "minimum": 4323241.847,
            "name": "Y",
            "position": 1,
            "stddev": 158.2668485,
            "variance": 25048.39535
          },
          {
            "average": -2.194968352,
            "count": 562706,
            "maximum": 5.24166298,
            "minimum": -5.07833702,
            "name": "Z",
            "position": 2,
            "stddev": 1.481783791,
            "variance": 2.195683202
          },
          {
            "average": 2271.884974,
            "count": 562706,
            "maximum": 65535,
            "minimum": 13,
            "name": "Intensity",
            "position": 3,
            "stddev": 5119.506203,
            "variance": 26209343.77
          },
          {
            "average": 1,
            "count": 562706,
            "maximum": 1,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 562706,
            "maximum": 1,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 562706,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 562706,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 23.95523062,
            "count": 562706,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 10.57451872,
            "variance": 111.8204462
          },
          {
            "average": 19.26520418,
            "count": 562706,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.376009507,
            "variance": 1.893402162
          },
          {
            "average": 1.816122451,
            "count": 562706,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.3905644987,
            "variance": 0.1525406277
          },
          {
            "average": 4.214255757,
            "count": 562706,
            "maximum": 5,
            "minimum": 3,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.6311020819,
            "variance": 0.3982898378
          },
          {
            "average": 277738708.1,
            "count": 562706,
            "maximum": 277739061.3,
            "minimum": 277738169.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 277.1966806,
            "variance": 76837.99976
          },
          {
            "average": 0,
            "count": 562706,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 562706,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 562706,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 562706,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 562706,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          522000.012,
          4323241.847,
          -5.07833702,
          522468.732,
          4323999.987,
          5.24166298
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                522000.01197514444,
                4323241.846738031,
                -5.078337020121001
              ],
              [
                522000.01197514444,
                4323999.986738032,
                -5.078337020121001
              ],
              [
                522468.7319751444,
                4323999.986738032,
                5.241662979878999
              ],
              [
                522468.7319751444,
                4323241.846738031,
                5.241662979878999
              ],
              [
                522000.01197514444,
                4323241.846738031,
                -5.078337020121001
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T15:31:01+00:00",
        "end_time": "2020-07-02T15:16:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ2223.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ2223.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ2223.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2223.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.74572661,
            39.05797138,
            -5.07833702,
            -74.74028422,
            39.06481505,
            5.24166298
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.74572660782677,
                  39.057983321739734,
                  -5.078337020121001
                ],
                [
                  -74.74570210070405,
                  39.064815052558814,
                  -5.078337020121001
                ],
                [
                  -74.74028422271287,
                  39.06480311275492,
                  5.241662979878999
                ],
                [
                  -74.74030925195157,
                  39.05797138482639,
                  5.241662979878999
                ],
                [
                  -74.74572660782677,
                  39.057983321739734,
                  -5.078337020121001
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ2223.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2223.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T15:31:01Z",
            "pc:count": 562706,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 522158.0719,
                "count": 562706,
                "maximum": 522468.732,
                "minimum": 522000.012,
                "name": "X",
                "position": 0,
                "stddev": 113.6760035,
                "variance": 12922.23377
              },
              {
                "average": 4323789.165,
                "count": 562706,
                "maximum": 4323999.987,
                "minimum": 4323241.847,
                "name": "Y",
                "position": 1,
                "stddev": 158.2668485,
                "variance": 25048.39535
              },
              {
                "average": -2.194968352,
                "count": 562706,
                "maximum": 5.24166298,
                "minimum": -5.07833702,
                "name": "Z",
                "position": 2,
                "stddev": 1.481783791,
                "variance": 2.195683202
              },
              {
                "average": 2271.884974,
                "count": 562706,
                "maximum": 65535,
                "minimum": 13,
                "name": "Intensity",
                "position": 3,
                "stddev": 5119.506203,
                "variance": 26209343.77
              },
              {
                "average": 1,
                "count": 562706,
                "maximum": 1,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 562706,
                "maximum": 1,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 562706,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 562706,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 23.95523062,
                "count": 562706,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 10.57451872,
                "variance": 111.8204462
              },
              {
                "average": 19.26520418,
                "count": 562706,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.376009507,
                "variance": 1.893402162
              },
              {
                "average": 1.816122451,
                "count": 562706,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.3905644987,
                "variance": 0.1525406277
              },
              {
                "average": 4.214255757,
                "count": 562706,
                "maximum": 5,
                "minimum": 3,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.6311020819,
                "variance": 0.3982898378
              },
              {
                "average": 277738708.1,
                "count": 562706,
                "maximum": 277739061.3,
                "minimum": 277738169.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 277.1966806,
                "variance": 76837.99976
              },
              {
                "average": 0,
                "count": 562706,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 562706,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 562706,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 562706,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 562706,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              522000.012,
              4323241.847,
              -5.07833702,
              522468.732,
              4323999.987,
              5.24166298
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    522000.01197514444,
                    4323241.846738031,
                    -5.078337020121001
                  ],
                  [
                    522000.01197514444,
                    4323999.986738032,
                    -5.078337020121001
                  ],
                  [
                    522468.7319751444,
                    4323999.986738032,
                    5.241662979878999
                  ],
                  [
                    522468.7319751444,
                    4323241.846738031,
                    5.241662979878999
                  ],
                  [
                    522000.01197514444,
                    4323241.846738031,
                    -5.078337020121001
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T15:31:01+00:00",
            "end_time": "2020-07-02T15:16:09+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": "20200703_USGS_NJ_18SWJ1520.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.82670279406419,
              39.02891844617659,
              -1.866453490925901
            ],
            [
              -74.82668078466213,
              39.03792971032119,
              -1.866453490925901
            ],
            [
              -74.81512622728557,
              39.03791196933965,
              20.3135465090741
            ],
            [
              -74.81514970395415,
              39.028900710861244,
              20.3135465090741
            ],
            [
              -74.82670279406419,
              39.02891844617659,
              -1.866453490925901
            ]
          ]
        ]
      },
      "bbox": [
        -74.82670279,
        39.02890071,
        -1.866453491,
        -74.81512623,
        39.03792971,
        20.31354651
      ],
      "properties": {
        "datetime": "2020-07-03T18:02:27Z",
        "pc:count": 4404945,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 515505.2678,
            "count": 4404945,
            "maximum": 516000.0034,
            "minimum": 515000.0034,
            "name": "X",
            "position": 0,
            "stddev": 285.092277,
            "variance": 81277.6064
          },
          {
            "average": 4320516.694,
            "count": 4404945,
            "maximum": 4320999.987,
            "minimum": 4319999.987,
            "name": "Y",
            "position": 1,
            "stddev": 276.4403774,
            "variance": 76419.28226
          },
          {
            "average": 0.9072130702,
            "count": 4404945,
            "maximum": 20.31354651,
            "minimum": -1.866453491,
            "name": "Z",
            "position": 2,
            "stddev": 1.492392591,
            "variance": 2.227235647
          },
          {
            "average": 4519.455591,
            "count": 4404945,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2919.566136,
            "variance": 8523866.423
          },
          {
            "average": 1.070036289,
            "count": 4404945,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3670197575,
            "variance": 0.1347035024
          },
          {
            "average": 1.140517078,
            "count": 4404945,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5765962913,
            "variance": 0.3324632831
          },
          {
            "average": 1,
            "count": 4404945,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4404945,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.006823241,
            "count": 4404945,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 3.274883593,
            "variance": 10.72486255
          },
          {
            "average": 19.96004818,
            "count": 4404945,
            "maximum": 24,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.427952784,
            "variance": 2.039049154
          },
          {
            "average": 1.092387533,
            "count": 4404945,
            "maximum": 9,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4003519339,
            "variance": 0.160281671
          },
          {
            "average": 14.01545468,
            "count": 4404945,
            "maximum": 18,
            "minimum": 10,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.514830611,
            "variance": 2.294711781
          },
          {
            "average": 277832826,
            "count": 4404945,
            "maximum": 277834547,
            "minimum": 277831239.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 638.8072598,
            "variance": 408074.7152
          },
          {
            "average": 0,
            "count": 4404945,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4404945,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4404945,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4404945,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4404945,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          515000.0034,
          4319999.987,
          -1.866453491,
          516000.0034,
          4320999.987,
          20.31354651
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                515000.0034109915,
                4319999.986904631,
                -1.866453490925901
              ],
              [
                515000.0034109915,
                4320999.986904631,
                -1.866453490925901
              ],
              [
                516000.0034109915,
                4320999.986904631,
                20.3135465090741
              ],
              [
                516000.0034109915,
                4319999.986904631,
                20.3135465090741
              ],
              [
                515000.0034109915,
                4319999.986904631,
                -1.866453490925901
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:02:27+00:00",
        "end_time": "2020-07-03T17:07:19+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1520.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1520.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1520.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1520.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.82670279,
            39.02890071,
            -1.866453491,
            -74.81512623,
            39.03792971,
            20.31354651
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.82670279406419,
                  39.02891844617659,
                  -1.866453490925901
                ],
                [
                  -74.82668078466213,
                  39.03792971032119,
                  -1.866453490925901
                ],
                [
                  -74.81512622728557,
                  39.03791196933965,
                  20.3135465090741
                ],
                [
                  -74.81514970395415,
                  39.028900710861244,
                  20.3135465090741
                ],
                [
                  -74.82670279406419,
                  39.02891844617659,
                  -1.866453490925901
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1520.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1520.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:02:27Z",
            "pc:count": 4404945,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 515505.2678,
                "count": 4404945,
                "maximum": 516000.0034,
                "minimum": 515000.0034,
                "name": "X",
                "position": 0,
                "stddev": 285.092277,
                "variance": 81277.6064
              },
              {
                "average": 4320516.694,
                "count": 4404945,
                "maximum": 4320999.987,
                "minimum": 4319999.987,
                "name": "Y",
                "position": 1,
                "stddev": 276.4403774,
                "variance": 76419.28226
              },
              {
                "average": 0.9072130702,
                "count": 4404945,
                "maximum": 20.31354651,
                "minimum": -1.866453491,
                "name": "Z",
                "position": 2,
                "stddev": 1.492392591,
                "variance": 2.227235647
              },
              {
                "average": 4519.455591,
                "count": 4404945,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2919.566136,
                "variance": 8523866.423
              },
              {
                "average": 1.070036289,
                "count": 4404945,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3670197575,
                "variance": 0.1347035024
              },
              {
                "average": 1.140517078,
                "count": 4404945,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5765962913,
                "variance": 0.3324632831
              },
              {
                "average": 1,
                "count": 4404945,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4404945,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.006823241,
                "count": 4404945,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 3.274883593,
                "variance": 10.72486255
              },
              {
                "average": 19.96004818,
                "count": 4404945,
                "maximum": 24,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.427952784,
                "variance": 2.039049154
              },
              {
                "average": 1.092387533,
                "count": 4404945,
                "maximum": 9,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4003519339,
                "variance": 0.160281671
              },
              {
                "average": 14.01545468,
                "count": 4404945,
                "maximum": 18,
                "minimum": 10,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.514830611,
                "variance": 2.294711781
              },
              {
                "average": 277832826,
                "count": 4404945,
                "maximum": 277834547,
                "minimum": 277831239.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 638.8072598,
                "variance": 408074.7152
              },
              {
                "average": 0,
                "count": 4404945,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4404945,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4404945,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4404945,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4404945,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              515000.0034,
              4319999.987,
              -1.866453491,
              516000.0034,
              4320999.987,
              20.31354651
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    515000.0034109915,
                    4319999.986904631,
                    -1.866453490925901
                  ],
                  [
                    515000.0034109915,
                    4320999.986904631,
                    -1.866453490925901
                  ],
                  [
                    516000.0034109915,
                    4320999.986904631,
                    20.3135465090741
                  ],
                  [
                    516000.0034109915,
                    4319999.986904631,
                    20.3135465090741
                  ],
                  [
                    515000.0034109915,
                    4319999.986904631,
                    -1.866453490925901
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:02:27+00:00",
            "end_time": "2020-07-03T17:07:19+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": "20200702_USGS_NJ_18SWJ0737.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.9189525338823,
              39.182209246998546,
              -0.801844635877814
            ],
            [
              -74.91894260821874,
              39.190851213111664,
              -0.801844635877814
            ],
            [
              -74.90736300603895,
              39.190842582112545,
              13.458155364122184
            ],
            [
              -74.90737434964673,
              39.18220061864009,
              13.458155364122184
            ],
            [
              -74.9189525338823,
              39.182209246998546,
              -0.801844635877814
            ]
          ]
        ]
      },
      "bbox": [
        -74.91895253,
        39.18220062,
        -0.8018446359,
        -74.90736301,
        39.19085121,
        13.45815536
      ],
      "properties": {
        "datetime": "2020-07-02T17:52:31Z",
        "pc:count": 2994994,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 507403.2683,
            "count": 2994994,
            "maximum": 508000.0072,
            "minimum": 507000.0072,
            "name": "X",
            "position": 0,
            "stddev": 246.3085369,
            "variance": 60667.89536
          },
          {
            "average": 4337362.335,
            "count": 2994994,
            "maximum": 4337959.024,
            "minimum": 4336999.984,
            "name": "Y",
            "position": 1,
            "stddev": 232.4347761,
            "variance": 54025.92515
          },
          {
            "average": 1.313900568,
            "count": 2994994,
            "maximum": 13.45815536,
            "minimum": -0.8018446359,
            "name": "Z",
            "position": 2,
            "stddev": 0.6820817581,
            "variance": 0.4652355248
          },
          {
            "average": 4502.780036,
            "count": 2994994,
            "maximum": 27073,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2159.232224,
            "variance": 4662283.796
          },
          {
            "average": 1.022866824,
            "count": 2994994,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1898511806,
            "variance": 0.03604347079
          },
          {
            "average": 1.046253849,
            "count": 2994994,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2969151756,
            "variance": 0.08815862151
          },
          {
            "average": 1,
            "count": 2994994,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2994994,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.670207687,
            "count": 2994994,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4701376578,
            "variance": 0.2210294172
          },
          {
            "average": 20.08306475,
            "count": 2994994,
            "maximum": 25.00200081,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.61139039,
            "variance": 2.596578989
          },
          {
            "average": 1.034237464,
            "count": 2994994,
            "maximum": 11,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.2292126495,
            "variance": 0.05253843871
          },
          {
            "average": 2.090811534,
            "count": 2994994,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.9814815931,
            "variance": 0.9633061176
          },
          {
            "average": 277747092.5,
            "count": 2994994,
            "maximum": 277747551.9,
            "minimum": 277746830.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 248.0681814,
            "variance": 61537.82264
          },
          {
            "average": 0,
            "count": 2994994,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2994994,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2994994,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2994994,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2994994,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          507000.0072,
          4336999.984,
          -0.8018446359,
          508000.0072,
          4337959.024,
          13.45815536
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                507000.0072286258,
                4336999.983805988,
                -0.801844635877814
              ],
              [
                507000.0072286258,
                4337959.023805987,
                -0.801844635877814
              ],
              [
                508000.0072286258,
                4337959.023805987,
                13.458155364122184
              ],
              [
                508000.0072286258,
                4336999.983805988,
                13.458155364122184
              ],
              [
                507000.0072286258,
                4336999.983805988,
                -0.801844635877814
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:52:31+00:00",
        "end_time": "2020-07-02T17:40:30+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0737.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0737.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0737.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0737.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.91895253,
            39.18220062,
            -0.8018446359,
            -74.90736301,
            39.19085121,
            13.45815536
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.9189525338823,
                  39.182209246998546,
                  -0.801844635877814
                ],
                [
                  -74.91894260821874,
                  39.190851213111664,
                  -0.801844635877814
                ],
                [
                  -74.90736300603895,
                  39.190842582112545,
                  13.458155364122184
                ],
                [
                  -74.90737434964673,
                  39.18220061864009,
                  13.458155364122184
                ],
                [
                  -74.9189525338823,
                  39.182209246998546,
                  -0.801844635877814
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0737.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0737.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:52:31Z",
            "pc:count": 2994994,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 507403.2683,
                "count": 2994994,
                "maximum": 508000.0072,
                "minimum": 507000.0072,
                "name": "X",
                "position": 0,
                "stddev": 246.3085369,
                "variance": 60667.89536
              },
              {
                "average": 4337362.335,
                "count": 2994994,
                "maximum": 4337959.024,
                "minimum": 4336999.984,
                "name": "Y",
                "position": 1,
                "stddev": 232.4347761,
                "variance": 54025.92515
              },
              {
                "average": 1.313900568,
                "count": 2994994,
                "maximum": 13.45815536,
                "minimum": -0.8018446359,
                "name": "Z",
                "position": 2,
                "stddev": 0.6820817581,
                "variance": 0.4652355248
              },
              {
                "average": 4502.780036,
                "count": 2994994,
                "maximum": 27073,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2159.232224,
                "variance": 4662283.796
              },
              {
                "average": 1.022866824,
                "count": 2994994,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1898511806,
                "variance": 0.03604347079
              },
              {
                "average": 1.046253849,
                "count": 2994994,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2969151756,
                "variance": 0.08815862151
              },
              {
                "average": 1,
                "count": 2994994,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2994994,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.670207687,
                "count": 2994994,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4701376578,
                "variance": 0.2210294172
              },
              {
                "average": 20.08306475,
                "count": 2994994,
                "maximum": 25.00200081,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.61139039,
                "variance": 2.596578989
              },
              {
                "average": 1.034237464,
                "count": 2994994,
                "maximum": 11,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.2292126495,
                "variance": 0.05253843871
              },
              {
                "average": 2.090811534,
                "count": 2994994,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.9814815931,
                "variance": 0.9633061176
              },
              {
                "average": 277747092.5,
                "count": 2994994,
                "maximum": 277747551.9,
                "minimum": 277746830.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 248.0681814,
                "variance": 61537.82264
              },
              {
                "average": 0,
                "count": 2994994,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2994994,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2994994,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2994994,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2994994,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              507000.0072,
              4336999.984,
              -0.8018446359,
              508000.0072,
              4337959.024,
              13.45815536
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    507000.0072286258,
                    4336999.983805988,
                    -0.801844635877814
                  ],
                  [
                    507000.0072286258,
                    4337959.023805987,
                    -0.801844635877814
                  ],
                  [
                    508000.0072286258,
                    4337959.023805987,
                    13.458155364122184
                  ],
                  [
                    508000.0072286258,
                    4336999.983805988,
                    13.458155364122184
                  ],
                  [
                    507000.0072286258,
                    4336999.983805988,
                    -0.801844635877814
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:52:31+00:00",
            "end_time": "2020-07-02T17:40:30+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ0508.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.93600507626266,
              38.92821593955285,
              -1.063991402357017
            ],
            [
              -74.9360035592049,
              38.92990432697253,
              -1.063991402357017
            ],
            [
              -74.93077773199984,
              38.92990134514422,
              14.216008597642984
            ],
            [
              -74.93077937293741,
              38.92821295790314,
              14.216008597642984
            ],
            [
              -74.93600507626266,
              38.92821593955285,
              -1.063991402357017
            ]
          ]
        ]
      },
      "bbox": [
        -74.93600508,
        38.92821296,
        -1.063991402,
        -74.93077773,
        38.92990433,
        14.2160086
      ],
      "properties": {
        "datetime": "2020-07-02T16:39:18Z",
        "pc:count": 260835,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 505769.7918,
            "count": 260835,
            "maximum": 505999.9878,
            "minimum": 505547.0278,
            "name": "X",
            "position": 0,
            "stddev": 101.927949,
            "variance": 10389.30679
          },
          {
            "average": 4308930.356,
            "count": 260835,
            "maximum": 4308999.984,
            "minimum": 4308812.624,
            "name": "Y",
            "position": 1,
            "stddev": 55.51784945,
            "variance": 3082.231607
          },
          {
            "average": 2.318954023,
            "count": 260835,
            "maximum": 14.2160086,
            "minimum": -1.063991402,
            "name": "Z",
            "position": 2,
            "stddev": 1.591214706,
            "variance": 2.53196424
          },
          {
            "average": 10723.75521,
            "count": 260835,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 6923.556309,
            "variance": 47935631.96
          },
          {
            "average": 1.076212932,
            "count": 260835,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3047854818,
            "variance": 0.09289418992
          },
          {
            "average": 1.154304445,
            "count": 260835,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.447413959,
            "variance": 0.2001792507
          },
          {
            "average": 1,
            "count": 260835,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 260835,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.664880097,
            "count": 260835,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.47203327,
            "variance": 0.222815408
          },
          {
            "average": 20.32562973,
            "count": 260835,
            "maximum": 22.99799919,
            "minimum": 18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.258343575,
            "variance": 1.583428552
          },
          {
            "average": 1.117488067,
            "count": 260835,
            "maximum": 5,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.3573410488,
            "variance": 0.1276926251
          },
          {
            "average": 3.881426956,
            "count": 260835,
            "maximum": 5,
            "minimum": 3,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.6893654703,
            "variance": 0.4752247517
          },
          {
            "average": 277742785.5,
            "count": 260835,
            "maximum": 277743158.6,
            "minimum": 277742528.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 212.4813768,
            "variance": 45148.33547
          },
          {
            "average": 0,
            "count": 260835,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 260835,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 260835,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 260835,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 260835,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          505547.0278,
          4308812.624,
          -1.063991402,
          505999.9878,
          4308999.984,
          14.2160086
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                505547.02781421883,
                4308812.624375209,
                -1.063991402357017
              ],
              [
                505547.02781421883,
                4308999.984375209,
                -1.063991402357017
              ],
              [
                505999.9878142188,
                4308999.984375209,
                14.216008597642984
              ],
              [
                505999.9878142188,
                4308812.624375209,
                14.216008597642984
              ],
              [
                505547.02781421883,
                4308812.624375209,
                -1.063991402357017
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T16:39:18+00:00",
        "end_time": "2020-07-02T16:28:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0508.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0508.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0508.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0508.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.93600508,
            38.92821296,
            -1.063991402,
            -74.93077773,
            38.92990433,
            14.2160086
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.93600507626266,
                  38.92821593955285,
                  -1.063991402357017
                ],
                [
                  -74.9360035592049,
                  38.92990432697253,
                  -1.063991402357017
                ],
                [
                  -74.93077773199984,
                  38.92990134514422,
                  14.216008597642984
                ],
                [
                  -74.93077937293741,
                  38.92821295790314,
                  14.216008597642984
                ],
                [
                  -74.93600507626266,
                  38.92821593955285,
                  -1.063991402357017
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0508.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0508.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T16:39:18Z",
            "pc:count": 260835,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 505769.7918,
                "count": 260835,
                "maximum": 505999.9878,
                "minimum": 505547.0278,
                "name": "X",
                "position": 0,
                "stddev": 101.927949,
                "variance": 10389.30679
              },
              {
                "average": 4308930.356,
                "count": 260835,
                "maximum": 4308999.984,
                "minimum": 4308812.624,
                "name": "Y",
                "position": 1,
                "stddev": 55.51784945,
                "variance": 3082.231607
              },
              {
                "average": 2.318954023,
                "count": 260835,
                "maximum": 14.2160086,
                "minimum": -1.063991402,
                "name": "Z",
                "position": 2,
                "stddev": 1.591214706,
                "variance": 2.53196424
              },
              {
                "average": 10723.75521,
                "count": 260835,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 6923.556309,
                "variance": 47935631.96
              },
              {
                "average": 1.076212932,
                "count": 260835,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3047854818,
                "variance": 0.09289418992
              },
              {
                "average": 1.154304445,
                "count": 260835,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.447413959,
                "variance": 0.2001792507
              },
              {
                "average": 1,
                "count": 260835,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 260835,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.664880097,
                "count": 260835,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.47203327,
                "variance": 0.222815408
              },
              {
                "average": 20.32562973,
                "count": 260835,
                "maximum": 22.99799919,
                "minimum": 18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.258343575,
                "variance": 1.583428552
              },
              {
                "average": 1.117488067,
                "count": 260835,
                "maximum": 5,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.3573410488,
                "variance": 0.1276926251
              },
              {
                "average": 3.881426956,
                "count": 260835,
                "maximum": 5,
                "minimum": 3,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.6893654703,
                "variance": 0.4752247517
              },
              {
                "average": 277742785.5,
                "count": 260835,
                "maximum": 277743158.6,
                "minimum": 277742528.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 212.4813768,
                "variance": 45148.33547
              },
              {
                "average": 0,
                "count": 260835,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 260835,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 260835,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 260835,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 260835,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              505547.0278,
              4308812.624,
              -1.063991402,
              505999.9878,
              4308999.984,
              14.2160086
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    505547.02781421883,
                    4308812.624375209,
                    -1.063991402357017
                  ],
                  [
                    505547.02781421883,
                    4308999.984375209,
                    -1.063991402357017
                  ],
                  [
                    505999.9878142188,
                    4308999.984375209,
                    14.216008597642984
                  ],
                  [
                    505999.9878142188,
                    4308812.624375209,
                    14.216008597642984
                  ],
                  [
                    505547.02781421883,
                    4308812.624375209,
                    -1.063991402357017
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T16:39:18+00:00",
            "end_time": "2020-07-02T16:28:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ2122.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.75732277733174,
              39.04681732637722,
              -5.624334366054345
            ],
            [
              -74.75729193679295,
              39.05582852307696,
              -5.624334366054345
            ],
            [
              -74.7474681281768,
              39.05580766566518,
              22.835665633945656
            ],
            [
              -74.7475002169801,
              39.046796475626,
              22.835665633945656
            ],
            [
              -74.75732277733174,
              39.04681732637722,
              -5.624334366054345
            ]
          ]
        ]
      },
      "bbox": [
        -74.75732278,
        39.04679648,
        -5.624334366,
        -74.74746813,
        39.05582852,
        22.83566563
      ],
      "properties": {
        "datetime": "2020-07-03T19:11:01Z",
        "pc:count": 2482499,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 521222.5654,
            "count": 2482499,
            "maximum": 521850.004,
            "minimum": 521000.004,
            "name": "X",
            "position": 0,
            "stddev": 166.7685087,
            "variance": 27811.7355
          },
          {
            "average": 4322627.029,
            "count": 2482499,
            "maximum": 4322999.989,
            "minimum": 4321999.989,
            "name": "Y",
            "position": 1,
            "stddev": 256.0876168,
            "variance": 65580.86749
          },
          {
            "average": 2.069551005,
            "count": 2482499,
            "maximum": 22.83566563,
            "minimum": -5.624334366,
            "name": "Z",
            "position": 2,
            "stddev": 4.109795695,
            "variance": 16.89042066
          },
          {
            "average": 6246.699719,
            "count": 2482499,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 7866.544732,
            "variance": 61882526.03
          },
          {
            "average": 1.198317502,
            "count": 2482499,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5728764857,
            "variance": 0.3281874678
          },
          {
            "average": 1.407690799,
            "count": 2482499,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8812937843,
            "variance": 0.7766787342
          },
          {
            "average": 1,
            "count": 2482499,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2482499,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 9.990537761,
            "count": 2482499,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 12.73891846,
            "variance": 162.2800436
          },
          {
            "average": 20.00516942,
            "count": 2482499,
            "maximum": 22.99799919,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.488912494,
            "variance": 2.216860416
          },
          {
            "average": 1.531177656,
            "count": 2482499,
            "maximum": 10,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.6793025773,
            "variance": 0.4614519916
          },
          {
            "average": 8.070728729,
            "count": 2482499,
            "maximum": 29,
            "minimum": 2,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 9.547980526,
            "variance": 91.16393212
          },
          {
            "average": 277755644.5,
            "count": 2482499,
            "maximum": 277838661.1,
            "minimum": 277737723.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 37718.74771,
            "variance": 1422703929
          },
          {
            "average": 0,
            "count": 2482499,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2482499,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2482499,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2482499,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2482499,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          521000.004,
          4321999.989,
          -5.624334366,
          521850.004,
          4322999.989,
          22.83566563
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                521000.00403604156,
                4321999.989084214,
                -5.624334366054345
              ],
              [
                521000.00403604156,
                4322999.989084214,
                -5.624334366054345
              ],
              [
                521850.00403604156,
                4322999.989084214,
                22.835665633945656
              ],
              [
                521850.00403604156,
                4321999.989084214,
                22.835665633945656
              ],
              [
                521000.00403604156,
                4321999.989084214,
                -5.624334366054345
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T19:11:01+00:00",
        "end_time": "2020-07-02T15:08:43+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ2122.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ2122.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ2122.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2122.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.75732278,
            39.04679648,
            -5.624334366,
            -74.74746813,
            39.05582852,
            22.83566563
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.75732277733174,
                  39.04681732637722,
                  -5.624334366054345
                ],
                [
                  -74.75729193679295,
                  39.05582852307696,
                  -5.624334366054345
                ],
                [
                  -74.7474681281768,
                  39.05580766566518,
                  22.835665633945656
                ],
                [
                  -74.7475002169801,
                  39.046796475626,
                  22.835665633945656
                ],
                [
                  -74.75732277733174,
                  39.04681732637722,
                  -5.624334366054345
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ2122.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2122.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T19:11:01Z",
            "pc:count": 2482499,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 521222.5654,
                "count": 2482499,
                "maximum": 521850.004,
                "minimum": 521000.004,
                "name": "X",
                "position": 0,
                "stddev": 166.7685087,
                "variance": 27811.7355
              },
              {
                "average": 4322627.029,
                "count": 2482499,
                "maximum": 4322999.989,
                "minimum": 4321999.989,
                "name": "Y",
                "position": 1,
                "stddev": 256.0876168,
                "variance": 65580.86749
              },
              {
                "average": 2.069551005,
                "count": 2482499,
                "maximum": 22.83566563,
                "minimum": -5.624334366,
                "name": "Z",
                "position": 2,
                "stddev": 4.109795695,
                "variance": 16.89042066
              },
              {
                "average": 6246.699719,
                "count": 2482499,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 7866.544732,
                "variance": 61882526.03
              },
              {
                "average": 1.198317502,
                "count": 2482499,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5728764857,
                "variance": 0.3281874678
              },
              {
                "average": 1.407690799,
                "count": 2482499,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8812937843,
                "variance": 0.7766787342
              },
              {
                "average": 1,
                "count": 2482499,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2482499,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 9.990537761,
                "count": 2482499,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 12.73891846,
                "variance": 162.2800436
              },
              {
                "average": 20.00516942,
                "count": 2482499,
                "maximum": 22.99799919,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.488912494,
                "variance": 2.216860416
              },
              {
                "average": 1.531177656,
                "count": 2482499,
                "maximum": 10,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.6793025773,
                "variance": 0.4614519916
              },
              {
                "average": 8.070728729,
                "count": 2482499,
                "maximum": 29,
                "minimum": 2,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 9.547980526,
                "variance": 91.16393212
              },
              {
                "average": 277755644.5,
                "count": 2482499,
                "maximum": 277838661.1,
                "minimum": 277737723.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 37718.74771,
                "variance": 1422703929
              },
              {
                "average": 0,
                "count": 2482499,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2482499,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2482499,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2482499,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2482499,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              521000.004,
              4321999.989,
              -5.624334366,
              521850.004,
              4322999.989,
              22.83566563
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    521000.00403604156,
                    4321999.989084214,
                    -5.624334366054345
                  ],
                  [
                    521000.00403604156,
                    4322999.989084214,
                    -5.624334366054345
                  ],
                  [
                    521850.00403604156,
                    4322999.989084214,
                    22.835665633945656
                  ],
                  [
                    521850.00403604156,
                    4321999.989084214,
                    22.835665633945656
                  ],
                  [
                    521000.00403604156,
                    4321999.989084214,
                    -5.624334366054345
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T19:11:01+00:00",
            "end_time": "2020-07-02T15:08:43+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": "20200703_USGS_NJ_18SWJ2126.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.7571992743715,
              39.082861986460806,
              -2.711414730489315
            ],
            [
              -74.7571683785031,
              39.09187312722067,
              -2.711414730489315
            ],
            [
              -74.745605076908,
              39.09184847171466,
              12.928585269510686
            ],
            [
              -74.7456374439566,
              39.082837338826096,
              12.928585269510686
            ],
            [
              -74.7571992743715,
              39.082861986460806,
              -2.711414730489315
            ]
          ]
        ]
      },
      "bbox": [
        -74.75719927,
        39.08283734,
        -2.71141473,
        -74.74560508,
        39.09187313,
        12.92858527
      ],
      "properties": {
        "datetime": "2020-07-03T17:13:17Z",
        "pc:count": 3846193,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 521474.1003,
            "count": 3846193,
            "maximum": 522000.0091,
            "minimum": 521000.0091,
            "name": "X",
            "position": 0,
            "stddev": 278.303126,
            "variance": 77452.62995
          },
          {
            "average": 4326495.344,
            "count": 3846193,
            "maximum": 4326999.984,
            "minimum": 4325999.984,
            "name": "Y",
            "position": 1,
            "stddev": 286.1711293,
            "variance": 81893.91524
          },
          {
            "average": 0.6354084061,
            "count": 3846193,
            "maximum": 12.92858527,
            "minimum": -2.71141473,
            "name": "Z",
            "position": 2,
            "stddev": 0.8077405219,
            "variance": 0.6524447507
          },
          {
            "average": 4466.294778,
            "count": 3846193,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2783.059252,
            "variance": 7745418.803
          },
          {
            "average": 1.008228916,
            "count": 3846193,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.118634163,
            "variance": 0.01407406463
          },
          {
            "average": 1.017495482,
            "count": 3846193,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1923272161,
            "variance": 0.03698975806
          },
          {
            "average": 1,
            "count": 3846193,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3846193,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3.06087526,
            "count": 3846193,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 5.927853904,
            "variance": 35.1394519
          },
          {
            "average": 20.06205674,
            "count": 3846193,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.415652894,
            "variance": 2.004073117
          },
          {
            "average": 1.063207957,
            "count": 3846193,
            "maximum": 7,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.2576851856,
            "variance": 0.06640165485
          },
          {
            "average": 7.272650904,
            "count": 3846193,
            "maximum": 11,
            "minimum": 3,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.470634419,
            "variance": 2.162765593
          },
          {
            "average": 277830035.4,
            "count": 3846193,
            "maximum": 277831597.4,
            "minimum": 277828282.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 602.8987839,
            "variance": 363486.9437
          },
          {
            "average": 0,
            "count": 3846193,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3846193,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3846193,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3846193,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3846193,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          521000.0091,
          4325999.984,
          -2.71141473,
          522000.0091,
          4326999.984,
          12.92858527
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                521000.0090527066,
                4325999.984346826,
                -2.711414730489315
              ],
              [
                521000.0090527066,
                4326999.984346826,
                -2.711414730489315
              ],
              [
                522000.0090527066,
                4326999.984346826,
                12.928585269510686
              ],
              [
                522000.0090527066,
                4325999.984346826,
                12.928585269510686
              ],
              [
                521000.0090527066,
                4325999.984346826,
                -2.711414730489315
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T17:13:17+00:00",
        "end_time": "2020-07-03T16:18:02+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ2126.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ2126.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ2126.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2126.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.75719927,
            39.08283734,
            -2.71141473,
            -74.74560508,
            39.09187313,
            12.92858527
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.7571992743715,
                  39.082861986460806,
                  -2.711414730489315
                ],
                [
                  -74.7571683785031,
                  39.09187312722067,
                  -2.711414730489315
                ],
                [
                  -74.745605076908,
                  39.09184847171466,
                  12.928585269510686
                ],
                [
                  -74.7456374439566,
                  39.082837338826096,
                  12.928585269510686
                ],
                [
                  -74.7571992743715,
                  39.082861986460806,
                  -2.711414730489315
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ2126.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2126.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T17:13:17Z",
            "pc:count": 3846193,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 521474.1003,
                "count": 3846193,
                "maximum": 522000.0091,
                "minimum": 521000.0091,
                "name": "X",
                "position": 0,
                "stddev": 278.303126,
                "variance": 77452.62995
              },
              {
                "average": 4326495.344,
                "count": 3846193,
                "maximum": 4326999.984,
                "minimum": 4325999.984,
                "name": "Y",
                "position": 1,
                "stddev": 286.1711293,
                "variance": 81893.91524
              },
              {
                "average": 0.6354084061,
                "count": 3846193,
                "maximum": 12.92858527,
                "minimum": -2.71141473,
                "name": "Z",
                "position": 2,
                "stddev": 0.8077405219,
                "variance": 0.6524447507
              },
              {
                "average": 4466.294778,
                "count": 3846193,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2783.059252,
                "variance": 7745418.803
              },
              {
                "average": 1.008228916,
                "count": 3846193,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.118634163,
                "variance": 0.01407406463
              },
              {
                "average": 1.017495482,
                "count": 3846193,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1923272161,
                "variance": 0.03698975806
              },
              {
                "average": 1,
                "count": 3846193,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3846193,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3.06087526,
                "count": 3846193,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 5.927853904,
                "variance": 35.1394519
              },
              {
                "average": 20.06205674,
                "count": 3846193,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.415652894,
                "variance": 2.004073117
              },
              {
                "average": 1.063207957,
                "count": 3846193,
                "maximum": 7,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.2576851856,
                "variance": 0.06640165485
              },
              {
                "average": 7.272650904,
                "count": 3846193,
                "maximum": 11,
                "minimum": 3,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.470634419,
                "variance": 2.162765593
              },
              {
                "average": 277830035.4,
                "count": 3846193,
                "maximum": 277831597.4,
                "minimum": 277828282.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 602.8987839,
                "variance": 363486.9437
              },
              {
                "average": 0,
                "count": 3846193,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3846193,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3846193,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3846193,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3846193,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              521000.0091,
              4325999.984,
              -2.71141473,
              522000.0091,
              4326999.984,
              12.92858527
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    521000.0090527066,
                    4325999.984346826,
                    -2.711414730489315
                  ],
                  [
                    521000.0090527066,
                    4326999.984346826,
                    -2.711414730489315
                  ],
                  [
                    522000.0090527066,
                    4326999.984346826,
                    12.928585269510686
                  ],
                  [
                    522000.0090527066,
                    4325999.984346826,
                    12.928585269510686
                  ],
                  [
                    521000.0090527066,
                    4325999.984346826,
                    -2.711414730489315
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T17:13:17+00:00",
            "end_time": "2020-07-03T16:18:02+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200703_USGS_NJ_18SWJ1931.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.7735761974594,
              39.12795078846515,
              0.090881448299399
            ],
            [
              -74.7735585452559,
              39.13346322908667,
              0.090881448299399
            ],
            [
              -74.76859589014119,
              39.13345348278551,
              54.0908814482994
            ],
            [
              -74.76861392919929,
              39.12794104406694,
              54.0908814482994
            ],
            [
              -74.7735761974594,
              39.12795078846515,
              0.090881448299399
            ]
          ]
        ]
      },
      "bbox": [
        -74.7735762,
        39.12794104,
        0.0908814483,
        -74.76859589,
        39.13346323,
        54.09088145
      ],
      "properties": {
        "datetime": "2020-07-03T19:00:42Z",
        "pc:count": 1513795,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 519874.861,
            "count": 1513795,
            "maximum": 520000.0034,
            "minimum": 519571.0834,
            "name": "X",
            "position": 0,
            "stddev": 98.4026191,
            "variance": 9683.075447
          },
          {
            "average": 4331223.149,
            "count": 1513795,
            "maximum": 4331611.719,
            "minimum": 4330999.979,
            "name": "Y",
            "position": 1,
            "stddev": 166.5780521,
            "variance": 27748.24744
          },
          {
            "average": 10.5168913,
            "count": 1513795,
            "maximum": 54.09088145,
            "minimum": 0.0908814483,
            "name": "Z",
            "position": 2,
            "stddev": 7.176019866,
            "variance": 51.49526112
          },
          {
            "average": 1519.056864,
            "count": 1513795,
            "maximum": 65535,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 3240.676517,
            "variance": 10501984.29
          },
          {
            "average": 2.461148967,
            "count": 1513795,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.28090586,
            "variance": 1.640719823
          },
          {
            "average": 3.921476818,
            "count": 1513795,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.466885324,
            "variance": 2.151752554
          },
          {
            "average": 1,
            "count": 1513795,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1513795,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.157339666,
            "count": 1513795,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.364120836,
            "variance": 0.1325839832
          },
          {
            "average": 19.98912101,
            "count": 1513795,
            "maximum": 22.99799919,
            "minimum": 13.99800014,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.542737333,
            "variance": 2.380038479
          },
          {
            "average": 3.023398148,
            "count": 1513795,
            "maximum": 16,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 2.100654151,
            "variance": 4.412747862
          },
          {
            "average": 26.87001675,
            "count": 1513795,
            "maximum": 27,
            "minimum": 26,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.3362851207,
            "variance": 0.1130876824
          },
          {
            "average": 277837970.4,
            "count": 1513795,
            "maximum": 277838042.3,
            "minimum": 277837523.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 171.8013342,
            "variance": 29515.69844
          },
          {
            "average": 0,
            "count": 1513795,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1513795,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1513795,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1513795,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1513795,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          519571.0834,
          4330999.979,
          0.0908814483,
          520000.0034,
          4331611.719,
          54.09088145
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                519571.0833671153,
                4330999.979325353,
                0.090881448299399
              ],
              [
                519571.0833671153,
                4331611.719325353,
                0.090881448299399
              ],
              [
                520000.00336711534,
                4331611.719325353,
                54.0908814482994
              ],
              [
                520000.00336711534,
                4330999.979325353,
                54.0908814482994
              ],
              [
                519571.0833671153,
                4330999.979325353,
                0.090881448299399
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T19:00:42+00:00",
        "end_time": "2020-07-03T18:52:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1931.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1931.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1931.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1931.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.7735762,
            39.12794104,
            0.0908814483,
            -74.76859589,
            39.13346323,
            54.09088145
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.7735761974594,
                  39.12795078846515,
                  0.090881448299399
                ],
                [
                  -74.7735585452559,
                  39.13346322908667,
                  0.090881448299399
                ],
                [
                  -74.76859589014119,
                  39.13345348278551,
                  54.0908814482994
                ],
                [
                  -74.76861392919929,
                  39.12794104406694,
                  54.0908814482994
                ],
                [
                  -74.7735761974594,
                  39.12795078846515,
                  0.090881448299399
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1931.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1931.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T19:00:42Z",
            "pc:count": 1513795,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 519874.861,
                "count": 1513795,
                "maximum": 520000.0034,
                "minimum": 519571.0834,
                "name": "X",
                "position": 0,
                "stddev": 98.4026191,
                "variance": 9683.075447
              },
              {
                "average": 4331223.149,
                "count": 1513795,
                "maximum": 4331611.719,
                "minimum": 4330999.979,
                "name": "Y",
                "position": 1,
                "stddev": 166.5780521,
                "variance": 27748.24744
              },
              {
                "average": 10.5168913,
                "count": 1513795,
                "maximum": 54.09088145,
                "minimum": 0.0908814483,
                "name": "Z",
                "position": 2,
                "stddev": 7.176019866,
                "variance": 51.49526112
              },
              {
                "average": 1519.056864,
                "count": 1513795,
                "maximum": 65535,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 3240.676517,
                "variance": 10501984.29
              },
              {
                "average": 2.461148967,
                "count": 1513795,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.28090586,
                "variance": 1.640719823
              },
              {
                "average": 3.921476818,
                "count": 1513795,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.466885324,
                "variance": 2.151752554
              },
              {
                "average": 1,
                "count": 1513795,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1513795,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.157339666,
                "count": 1513795,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.364120836,
                "variance": 0.1325839832
              },
              {
                "average": 19.98912101,
                "count": 1513795,
                "maximum": 22.99799919,
                "minimum": 13.99800014,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.542737333,
                "variance": 2.380038479
              },
              {
                "average": 3.023398148,
                "count": 1513795,
                "maximum": 16,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 2.100654151,
                "variance": 4.412747862
              },
              {
                "average": 26.87001675,
                "count": 1513795,
                "maximum": 27,
                "minimum": 26,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.3362851207,
                "variance": 0.1130876824
              },
              {
                "average": 277837970.4,
                "count": 1513795,
                "maximum": 277838042.3,
                "minimum": 277837523.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 171.8013342,
                "variance": 29515.69844
              },
              {
                "average": 0,
                "count": 1513795,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1513795,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1513795,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1513795,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1513795,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              519571.0834,
              4330999.979,
              0.0908814483,
              520000.0034,
              4331611.719,
              54.09088145
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    519571.0833671153,
                    4330999.979325353,
                    0.090881448299399
                  ],
                  [
                    519571.0833671153,
                    4331611.719325353,
                    0.090881448299399
                  ],
                  [
                    520000.00336711534,
                    4331611.719325353,
                    54.0908814482994
                  ],
                  [
                    520000.00336711534,
                    4330999.979325353,
                    54.0908814482994
                  ],
                  [
                    519571.0833671153,
                    4330999.979325353,
                    0.090881448299399
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T19:00:42+00:00",
            "end_time": "2020-07-03T18:52:03+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": "20200703_USGS_NJ_18SWJ1924.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.78037899613466,
              39.064885392433986,
              -1.729233520864407
            ],
            [
              -74.7803510671464,
              39.07389675602634,
              -1.729233520864407
            ],
            [
              -74.76879044902218,
              39.073874407835476,
              26.730766479135596
            ],
            [
              -74.7688198479449,
              39.06486305137892,
              26.730766479135596
            ],
            [
              -74.78037899613466,
              39.064885392433986,
              -1.729233520864407
            ]
          ]
        ]
      },
      "bbox": [
        -74.780379,
        39.06486305,
        -1.729233521,
        -74.76879045,
        39.07389676,
        26.73076648
      ],
      "properties": {
        "datetime": "2020-07-03T19:11:33Z",
        "pc:count": 3174488,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 519439.9548,
            "count": 3174488,
            "maximum": 520000.016,
            "minimum": 518999.996,
            "name": "X",
            "position": 0,
            "stddev": 291.9119931,
            "variance": 85212.61172
          },
          {
            "average": 4324410.741,
            "count": 3174488,
            "maximum": 4324999.994,
            "minimum": 4323999.974,
            "name": "Y",
            "position": 1,
            "stddev": 308.2479351,
            "variance": 95016.78951
          },
          {
            "average": 0.5662805652,
            "count": 3174488,
            "maximum": 26.73076648,
            "minimum": -1.729233521,
            "name": "Z",
            "position": 2,
            "stddev": 1.237013882,
            "variance": 1.530203344
          },
          {
            "average": 4363.404322,
            "count": 3174488,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2863.929025,
            "variance": 8202089.462
          },
          {
            "average": 1.017147962,
            "count": 3174488,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1873852797,
            "variance": 0.03511324303
          },
          {
            "average": 1.034850029,
            "count": 3174488,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3021926974,
            "variance": 0.09132042639
          },
          {
            "average": 1,
            "count": 3174488,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3174488,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 4.646645065,
            "count": 3174488,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 8.471534955,
            "variance": 71.76690449
          },
          {
            "average": 20.01522381,
            "count": 3174488,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.206786088,
            "variance": 1.456332662
          },
          {
            "average": 1.130648785,
            "count": 3174488,
            "maximum": 9,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.3708359904,
            "variance": 0.1375193318
          },
          {
            "average": 10.52176666,
            "count": 3174488,
            "maximum": 29,
            "minimum": 6,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 4.849532965,
            "variance": 23.51796998
          },
          {
            "average": 277831353.4,
            "count": 3174488,
            "maximum": 277838693.8,
            "minimum": 277829532,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1931.865999,
            "variance": 3732106.237
          },
          {
            "average": 0,
            "count": 3174488,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3174488,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3174488,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3174488,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3174488,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          518999.996,
          4323999.974,
          -1.729233521,
          520000.016,
          4324999.994,
          26.73076648
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                518999.9960451614,
                4323999.973504661,
                -1.729233520864407
              ],
              [
                518999.9960451614,
                4324999.99350466,
                -1.729233520864407
              ],
              [
                520000.0160451614,
                4324999.99350466,
                26.730766479135596
              ],
              [
                520000.0160451614,
                4323999.973504661,
                26.730766479135596
              ],
              [
                518999.9960451614,
                4323999.973504661,
                -1.729233520864407
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T19:11:33+00:00",
        "end_time": "2020-07-03T16:38:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1924.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1924.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1924.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1924.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.780379,
            39.06486305,
            -1.729233521,
            -74.76879045,
            39.07389676,
            26.73076648
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.78037899613466,
                  39.064885392433986,
                  -1.729233520864407
                ],
                [
                  -74.7803510671464,
                  39.07389675602634,
                  -1.729233520864407
                ],
                [
                  -74.76879044902218,
                  39.073874407835476,
                  26.730766479135596
                ],
                [
                  -74.7688198479449,
                  39.06486305137892,
                  26.730766479135596
                ],
                [
                  -74.78037899613466,
                  39.064885392433986,
                  -1.729233520864407
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1924.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1924.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T19:11:33Z",
            "pc:count": 3174488,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 519439.9548,
                "count": 3174488,
                "maximum": 520000.016,
                "minimum": 518999.996,
                "name": "X",
                "position": 0,
                "stddev": 291.9119931,
                "variance": 85212.61172
              },
              {
                "average": 4324410.741,
                "count": 3174488,
                "maximum": 4324999.994,
                "minimum": 4323999.974,
                "name": "Y",
                "position": 1,
                "stddev": 308.2479351,
                "variance": 95016.78951
              },
              {
                "average": 0.5662805652,
                "count": 3174488,
                "maximum": 26.73076648,
                "minimum": -1.729233521,
                "name": "Z",
                "position": 2,
                "stddev": 1.237013882,
                "variance": 1.530203344
              },
              {
                "average": 4363.404322,
                "count": 3174488,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2863.929025,
                "variance": 8202089.462
              },
              {
                "average": 1.017147962,
                "count": 3174488,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1873852797,
                "variance": 0.03511324303
              },
              {
                "average": 1.034850029,
                "count": 3174488,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3021926974,
                "variance": 0.09132042639
              },
              {
                "average": 1,
                "count": 3174488,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3174488,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 4.646645065,
                "count": 3174488,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 8.471534955,
                "variance": 71.76690449
              },
              {
                "average": 20.01522381,
                "count": 3174488,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.206786088,
                "variance": 1.456332662
              },
              {
                "average": 1.130648785,
                "count": 3174488,
                "maximum": 9,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.3708359904,
                "variance": 0.1375193318
              },
              {
                "average": 10.52176666,
                "count": 3174488,
                "maximum": 29,
                "minimum": 6,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 4.849532965,
                "variance": 23.51796998
              },
              {
                "average": 277831353.4,
                "count": 3174488,
                "maximum": 277838693.8,
                "minimum": 277829532,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1931.865999,
                "variance": 3732106.237
              },
              {
                "average": 0,
                "count": 3174488,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3174488,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3174488,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3174488,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3174488,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              518999.996,
              4323999.974,
              -1.729233521,
              520000.016,
              4324999.994,
              26.73076648
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    518999.9960451614,
                    4323999.973504661,
                    -1.729233520864407
                  ],
                  [
                    518999.9960451614,
                    4324999.99350466,
                    -1.729233520864407
                  ],
                  [
                    520000.0160451614,
                    4324999.99350466,
                    26.730766479135596
                  ],
                  [
                    520000.0160451614,
                    4323999.973504661,
                    26.730766479135596
                  ],
                  [
                    518999.9960451614,
                    4323999.973504661,
                    -1.729233520864407
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T19:11:33+00:00",
            "end_time": "2020-07-03T16:38:52+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ0709.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.9192404774417,
              38.92989396805758,
              -1.152774932008853
            ],
            [
              -74.9192302567944,
              38.93890541791411,
              -1.152774932008853
            ],
            [
              -74.90769174309466,
              38.93889686364088,
              41.52722506799115
            ],
            [
              -74.90770342382704,
              38.929885416518545,
              41.52722506799115
            ],
            [
              -74.9192404774417,
              38.92989396805758,
              -1.152774932008853
            ]
          ]
        ]
      },
      "bbox": [
        -74.91924048,
        38.92988542,
        -1.152774932,
        -74.90769174,
        38.93890542,
        41.52722507
      ],
      "properties": {
        "datetime": "2020-07-02T16:43:46Z",
        "pc:count": 9667970,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 507478.001,
            "count": 9667970,
            "maximum": 508000.0048,
            "minimum": 507000.0048,
            "name": "X",
            "position": 0,
            "stddev": 290.891507,
            "variance": 84617.86884
          },
          {
            "average": 4309569.074,
            "count": 9667970,
            "maximum": 4309999.988,
            "minimum": 4308999.988,
            "name": "Y",
            "position": 1,
            "stddev": 238.4089724,
            "variance": 56838.83813
          },
          {
            "average": 6.211232106,
            "count": 9667970,
            "maximum": 41.52722507,
            "minimum": -1.152774932,
            "name": "Z",
            "position": 2,
            "stddev": 4.501980628,
            "variance": 20.26782957
          },
          {
            "average": 3613.450077,
            "count": 9667970,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 4853.390165,
            "variance": 23555396.09
          },
          {
            "average": 1.860437403,
            "count": 9667970,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.12778082,
            "variance": 1.271889577
          },
          {
            "average": 2.745329785,
            "count": 9667970,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.561848785,
            "variance": 2.439371626
          },
          {
            "average": 1,
            "count": 9667970,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9667970,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.244915427,
            "count": 9667970,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4300370678,
            "variance": 0.1849318797
          },
          {
            "average": 20.00834854,
            "count": 9667970,
            "maximum": 25.00200081,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.675941101,
            "variance": 2.808778573
          },
          {
            "average": 1.993296525,
            "count": 9667970,
            "maximum": 14,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.412866596,
            "variance": 1.996192019
          },
          {
            "average": 3.337946849,
            "count": 9667970,
            "maximum": 6,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.737266914,
            "variance": 3.018096332
          },
          {
            "average": 277742581.4,
            "count": 9667970,
            "maximum": 277743426.4,
            "minimum": 277741773.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 565.8962059,
            "variance": 320238.5159
          },
          {
            "average": 0,
            "count": 9667970,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9667970,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9667970,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9667970,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 9667970,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          507000.0048,
          4308999.988,
          -1.152774932,
          508000.0048,
          4309999.988,
          41.52722507
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                507000.0048319512,
                4308999.988188939,
                -1.152774932008853
              ],
              [
                507000.0048319512,
                4309999.988188939,
                -1.152774932008853
              ],
              [
                508000.0048319512,
                4309999.988188939,
                41.52722506799115
              ],
              [
                508000.0048319512,
                4308999.988188939,
                41.52722506799115
              ],
              [
                507000.0048319512,
                4308999.988188939,
                -1.152774932008853
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T16:43:46+00:00",
        "end_time": "2020-07-02T16:16:13+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0709.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0709.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0709.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0709.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.91924048,
            38.92988542,
            -1.152774932,
            -74.90769174,
            38.93890542,
            41.52722507
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.9192404774417,
                  38.92989396805758,
                  -1.152774932008853
                ],
                [
                  -74.9192302567944,
                  38.93890541791411,
                  -1.152774932008853
                ],
                [
                  -74.90769174309466,
                  38.93889686364088,
                  41.52722506799115
                ],
                [
                  -74.90770342382704,
                  38.929885416518545,
                  41.52722506799115
                ],
                [
                  -74.9192404774417,
                  38.92989396805758,
                  -1.152774932008853
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0709.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0709.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T16:43:46Z",
            "pc:count": 9667970,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 507478.001,
                "count": 9667970,
                "maximum": 508000.0048,
                "minimum": 507000.0048,
                "name": "X",
                "position": 0,
                "stddev": 290.891507,
                "variance": 84617.86884
              },
              {
                "average": 4309569.074,
                "count": 9667970,
                "maximum": 4309999.988,
                "minimum": 4308999.988,
                "name": "Y",
                "position": 1,
                "stddev": 238.4089724,
                "variance": 56838.83813
              },
              {
                "average": 6.211232106,
                "count": 9667970,
                "maximum": 41.52722507,
                "minimum": -1.152774932,
                "name": "Z",
                "position": 2,
                "stddev": 4.501980628,
                "variance": 20.26782957
              },
              {
                "average": 3613.450077,
                "count": 9667970,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 4853.390165,
                "variance": 23555396.09
              },
              {
                "average": 1.860437403,
                "count": 9667970,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.12778082,
                "variance": 1.271889577
              },
              {
                "average": 2.745329785,
                "count": 9667970,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.561848785,
                "variance": 2.439371626
              },
              {
                "average": 1,
                "count": 9667970,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9667970,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.244915427,
                "count": 9667970,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4300370678,
                "variance": 0.1849318797
              },
              {
                "average": 20.00834854,
                "count": 9667970,
                "maximum": 25.00200081,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.675941101,
                "variance": 2.808778573
              },
              {
                "average": 1.993296525,
                "count": 9667970,
                "maximum": 14,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.412866596,
                "variance": 1.996192019
              },
              {
                "average": 3.337946849,
                "count": 9667970,
                "maximum": 6,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.737266914,
                "variance": 3.018096332
              },
              {
                "average": 277742581.4,
                "count": 9667970,
                "maximum": 277743426.4,
                "minimum": 277741773.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 565.8962059,
                "variance": 320238.5159
              },
              {
                "average": 0,
                "count": 9667970,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9667970,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9667970,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9667970,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 9667970,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              507000.0048,
              4308999.988,
              -1.152774932,
              508000.0048,
              4309999.988,
              41.52722507
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    507000.0048319512,
                    4308999.988188939,
                    -1.152774932008853
                  ],
                  [
                    507000.0048319512,
                    4309999.988188939,
                    -1.152774932008853
                  ],
                  [
                    508000.0048319512,
                    4309999.988188939,
                    41.52722506799115
                  ],
                  [
                    508000.0048319512,
                    4308999.988188939,
                    41.52722506799115
                  ],
                  [
                    507000.0048319512,
                    4308999.988188939,
                    -1.152774932008853
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T16:43:46+00:00",
            "end_time": "2020-07-02T16:16:13+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": "20200702_USGS_NJ_18SWJ1212.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.85372715836,
              38.95686457304658,
              0.706554683389639
            ],
            [
              -74.85372173820508,
              38.959500946056515,
              0.706554683389639
            ],
            [
              -74.84995563972984,
              38.95949616510405,
              25.086554683389636
            ],
            [
              -74.84996119943149,
              38.95685979254115,
              25.086554683389636
            ],
            [
              -74.85372715836,
              38.95686457304658,
              0.706554683389639
            ]
          ]
        ]
      },
      "bbox": [
        -74.85372716,
        38.95685979,
        0.7065546834,
        -74.84995564,
        38.95950095,
        25.08655468
      ],
      "properties": {
        "datetime": "2020-07-02T15:56:57Z",
        "pc:count": 253237,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 512882.4443,
            "count": 253237,
            "maximum": 513000.0117,
            "minimum": 512673.7117,
            "name": "X",
            "position": 0,
            "stddev": 85.9029104,
            "variance": 7379.310015
          },
          {
            "average": 4312099.598,
            "count": 253237,
            "maximum": 4312292.548,
            "minimum": 4311999.988,
            "name": "Y",
            "position": 1,
            "stddev": 72.78557083,
            "variance": 5297.739321
          },
          {
            "average": 6.955355135,
            "count": 253237,
            "maximum": 25.08655468,
            "minimum": 0.7065546834,
            "name": "Z",
            "position": 2,
            "stddev": 5.536678921,
            "variance": 30.65481347
          },
          {
            "average": 6193.382961,
            "count": 253237,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 7041.041067,
            "variance": 49576259.31
          },
          {
            "average": 1.479230918,
            "count": 253237,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8328159042,
            "variance": 0.6935823304
          },
          {
            "average": 1.985014038,
            "count": 253237,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.202426586,
            "variance": 1.445829694
          },
          {
            "average": 1,
            "count": 253237,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 253237,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.282269179,
            "count": 253237,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4501045317,
            "variance": 0.2025940895
          },
          {
            "average": 18.60815391,
            "count": 253237,
            "maximum": 24,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 2.221114145,
            "variance": 4.933348047
          },
          {
            "average": 1.524248036,
            "count": 253237,
            "maximum": 13,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.9286286376,
            "variance": 0.8623511465
          },
          {
            "average": 1.060236063,
            "count": 253237,
            "maximum": 2,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.2379241552,
            "variance": 0.05660790365
          },
          {
            "average": 277740334.8,
            "count": 253237,
            "maximum": 277740617.5,
            "minimum": 277740312.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 71.26227644,
            "variance": 5078.312044
          },
          {
            "average": 0,
            "count": 253237,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 253237,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 253237,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 253237,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 253237,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          512673.7117,
          4311999.988,
          0.7065546834,
          513000.0117,
          4312292.548,
          25.08655468
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                512673.7116764181,
                4311999.987602368,
                0.706554683389639
              ],
              [
                512673.7116764181,
                4312292.5476023685,
                0.706554683389639
              ],
              [
                513000.01167641813,
                4312292.5476023685,
                25.086554683389636
              ],
              [
                513000.01167641813,
                4311999.987602368,
                25.086554683389636
              ],
              [
                512673.7116764181,
                4311999.987602368,
                0.706554683389639
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T15:56:57+00:00",
        "end_time": "2020-07-02T15:51:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1212.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1212.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1212.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1212.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.85372716,
            38.95685979,
            0.7065546834,
            -74.84995564,
            38.95950095,
            25.08655468
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.85372715836,
                  38.95686457304658,
                  0.706554683389639
                ],
                [
                  -74.85372173820508,
                  38.959500946056515,
                  0.706554683389639
                ],
                [
                  -74.84995563972984,
                  38.95949616510405,
                  25.086554683389636
                ],
                [
                  -74.84996119943149,
                  38.95685979254115,
                  25.086554683389636
                ],
                [
                  -74.85372715836,
                  38.95686457304658,
                  0.706554683389639
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1212.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1212.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T15:56:57Z",
            "pc:count": 253237,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 512882.4443,
                "count": 253237,
                "maximum": 513000.0117,
                "minimum": 512673.7117,
                "name": "X",
                "position": 0,
                "stddev": 85.9029104,
                "variance": 7379.310015
              },
              {
                "average": 4312099.598,
                "count": 253237,
                "maximum": 4312292.548,
                "minimum": 4311999.988,
                "name": "Y",
                "position": 1,
                "stddev": 72.78557083,
                "variance": 5297.739321
              },
              {
                "average": 6.955355135,
                "count": 253237,
                "maximum": 25.08655468,
                "minimum": 0.7065546834,
                "name": "Z",
                "position": 2,
                "stddev": 5.536678921,
                "variance": 30.65481347
              },
              {
                "average": 6193.382961,
                "count": 253237,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 7041.041067,
                "variance": 49576259.31
              },
              {
                "average": 1.479230918,
                "count": 253237,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8328159042,
                "variance": 0.6935823304
              },
              {
                "average": 1.985014038,
                "count": 253237,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.202426586,
                "variance": 1.445829694
              },
              {
                "average": 1,
                "count": 253237,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 253237,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.282269179,
                "count": 253237,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4501045317,
                "variance": 0.2025940895
              },
              {
                "average": 18.60815391,
                "count": 253237,
                "maximum": 24,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 2.221114145,
                "variance": 4.933348047
              },
              {
                "average": 1.524248036,
                "count": 253237,
                "maximum": 13,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.9286286376,
                "variance": 0.8623511465
              },
              {
                "average": 1.060236063,
                "count": 253237,
                "maximum": 2,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.2379241552,
                "variance": 0.05660790365
              },
              {
                "average": 277740334.8,
                "count": 253237,
                "maximum": 277740617.5,
                "minimum": 277740312.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 71.26227644,
                "variance": 5078.312044
              },
              {
                "average": 0,
                "count": 253237,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 253237,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 253237,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 253237,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 253237,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              512673.7117,
              4311999.988,
              0.7065546834,
              513000.0117,
              4312292.548,
              25.08655468
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    512673.7116764181,
                    4311999.987602368,
                    0.706554683389639
                  ],
                  [
                    512673.7116764181,
                    4312292.5476023685,
                    0.706554683389639
                  ],
                  [
                    513000.01167641813,
                    4312292.5476023685,
                    25.086554683389636
                  ],
                  [
                    513000.01167641813,
                    4311999.987602368,
                    25.086554683389636
                  ],
                  [
                    512673.7116764181,
                    4311999.987602368,
                    0.706554683389639
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T15:56:57+00:00",
            "end_time": "2020-07-02T15:51:52+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": "20200702_USGS_NJ_18SWJ5764.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.33774322206742,
              39.426920722008425,
              -4.004252945747154
            ],
            [
              -74.33768892031192,
              39.43265654346399,
              -4.004252945747154
            ],
            [
              -74.33368021734653,
              39.43263364878149,
              4.095747054252846
            ],
            [
              -74.33373484770966,
              39.42689783196722,
              4.095747054252846
            ],
            [
              -74.33774322206742,
              39.426920722008425,
              -4.004252945747154
            ]
          ]
        ]
      },
      "bbox": [
        -74.33774322,
        39.42689783,
        -4.004252946,
        -74.33368022,
        39.43265654,
        4.095747054
      ],
      "properties": {
        "datetime": "2020-07-02T14:50:38Z",
        "pc:count": 657044,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 557123.7948,
            "count": 657044,
            "maximum": 557345.0352,
            "minimum": 557000.0152,
            "name": "X",
            "position": 0,
            "stddev": 80.66918453,
            "variance": 6507.517333
          },
          {
            "average": 4364805.327,
            "count": 657044,
            "maximum": 4364999.992,
            "minimum": 4364363.392,
            "name": "Y",
            "position": 1,
            "stddev": 140.818312,
            "variance": 19829.79699
          },
          {
            "average": -1.388563449,
            "count": 657044,
            "maximum": 4.095747054,
            "minimum": -4.004252946,
            "name": "Z",
            "position": 2,
            "stddev": 1.825028114,
            "variance": 3.330727619
          },
          {
            "average": 2751.897631,
            "count": 657044,
            "maximum": 49086,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 4191.562499,
            "variance": 17569196.19
          },
          {
            "average": 1.000561606,
            "count": 657044,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.02407395526,
            "variance": 0.0005795553218
          },
          {
            "average": 1.00123736,
            "count": 657044,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.03617852202,
            "variance": 0.001308885455
          },
          {
            "average": 1,
            "count": 657044,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 657044,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 19.77094228,
            "count": 657044,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 12.95928163,
            "variance": 167.9429803
          },
          {
            "average": 19.41036484,
            "count": 657044,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.475811413,
            "variance": 2.178019327
          },
          {
            "average": 1.673072123,
            "count": 657044,
            "maximum": 4,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4865054979,
            "variance": 0.2366875995
          },
          {
            "average": 2.113531209,
            "count": 657044,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.6612351093,
            "variance": 0.4372318698
          },
          {
            "average": 277735738.2,
            "count": 657044,
            "maximum": 277736638.6,
            "minimum": 277733806.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1008.963039,
            "variance": 1018006.414
          },
          {
            "average": 0,
            "count": 657044,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 657044,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 657044,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 657044,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 657044,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          557000.0152,
          4364363.392,
          -4.004252946,
          557345.0352,
          4364999.992,
          4.095747054
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                557000.0151801521,
                4364363.391705169,
                -4.004252945747154
              ],
              [
                557000.0151801521,
                4364999.991705169,
                -4.004252945747154
              ],
              [
                557345.0351801522,
                4364999.991705169,
                4.095747054252846
              ],
              [
                557345.0351801522,
                4364363.391705169,
                4.095747054252846
              ],
              [
                557000.0151801521,
                4364363.391705169,
                -4.004252945747154
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:50:38+00:00",
        "end_time": "2020-07-02T14:03:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5764.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5764.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5764.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5764.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.33774322,
            39.42689783,
            -4.004252946,
            -74.33368022,
            39.43265654,
            4.095747054
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.33774322206742,
                  39.426920722008425,
                  -4.004252945747154
                ],
                [
                  -74.33768892031192,
                  39.43265654346399,
                  -4.004252945747154
                ],
                [
                  -74.33368021734653,
                  39.43263364878149,
                  4.095747054252846
                ],
                [
                  -74.33373484770966,
                  39.42689783196722,
                  4.095747054252846
                ],
                [
                  -74.33774322206742,
                  39.426920722008425,
                  -4.004252945747154
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5764.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5764.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:50:38Z",
            "pc:count": 657044,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 557123.7948,
                "count": 657044,
                "maximum": 557345.0352,
                "minimum": 557000.0152,
                "name": "X",
                "position": 0,
                "stddev": 80.66918453,
                "variance": 6507.517333
              },
              {
                "average": 4364805.327,
                "count": 657044,
                "maximum": 4364999.992,
                "minimum": 4364363.392,
                "name": "Y",
                "position": 1,
                "stddev": 140.818312,
                "variance": 19829.79699
              },
              {
                "average": -1.388563449,
                "count": 657044,
                "maximum": 4.095747054,
                "minimum": -4.004252946,
                "name": "Z",
                "position": 2,
                "stddev": 1.825028114,
                "variance": 3.330727619
              },
              {
                "average": 2751.897631,
                "count": 657044,
                "maximum": 49086,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 4191.562499,
                "variance": 17569196.19
              },
              {
                "average": 1.000561606,
                "count": 657044,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.02407395526,
                "variance": 0.0005795553218
              },
              {
                "average": 1.00123736,
                "count": 657044,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.03617852202,
                "variance": 0.001308885455
              },
              {
                "average": 1,
                "count": 657044,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 657044,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 19.77094228,
                "count": 657044,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 12.95928163,
                "variance": 167.9429803
              },
              {
                "average": 19.41036484,
                "count": 657044,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.475811413,
                "variance": 2.178019327
              },
              {
                "average": 1.673072123,
                "count": 657044,
                "maximum": 4,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4865054979,
                "variance": 0.2366875995
              },
              {
                "average": 2.113531209,
                "count": 657044,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.6612351093,
                "variance": 0.4372318698
              },
              {
                "average": 277735738.2,
                "count": 657044,
                "maximum": 277736638.6,
                "minimum": 277733806.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1008.963039,
                "variance": 1018006.414
              },
              {
                "average": 0,
                "count": 657044,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 657044,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 657044,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 657044,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 657044,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              557000.0152,
              4364363.392,
              -4.004252946,
              557345.0352,
              4364999.992,
              4.095747054
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    557000.0151801521,
                    4364363.391705169,
                    -4.004252945747154
                  ],
                  [
                    557000.0151801521,
                    4364999.991705169,
                    -4.004252945747154
                  ],
                  [
                    557345.0351801522,
                    4364999.991705169,
                    4.095747054252846
                  ],
                  [
                    557345.0351801522,
                    4364363.391705169,
                    4.095747054252846
                  ],
                  [
                    557000.0151801521,
                    4364363.391705169,
                    -4.004252945747154
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:50:38+00:00",
            "end_time": "2020-07-02T14:03:26+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": "20200703_USGS_NJ_18SWJ1727.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.80342183682937,
              39.091960286537685,
              -1.244672198023068
            ],
            [
              -74.80339681455165,
              39.10097144114159,
              -1.244672198023068
            ],
            [
              -74.79183175836056,
              39.10095136580585,
              67.43532780197694
            ],
            [
              -74.79185825253253,
              39.0919402176106,
              67.43532780197694
            ],
            [
              -74.80342183682937,
              39.091960286537685,
              -1.244672198023068
            ]
          ]
        ]
      },
      "bbox": [
        -74.80342184,
        39.09194022,
        -1.244672198,
        -74.79183176,
        39.10097144,
        67.4353278
      ],
      "properties": {
        "datetime": "2020-07-03T18:59:47Z",
        "pc:count": 5069467,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 517505.9228,
            "count": 5069467,
            "maximum": 518000.0187,
            "minimum": 516999.9987,
            "name": "X",
            "position": 0,
            "stddev": 243.4180267,
            "variance": 59252.33571
          },
          {
            "average": 4327541.158,
            "count": 5069467,
            "maximum": 4327999.985,
            "minimum": 4326999.985,
            "name": "Y",
            "position": 1,
            "stddev": 302.4611355,
            "variance": 91482.73851
          },
          {
            "average": 4.196569731,
            "count": 5069467,
            "maximum": 67.4353278,
            "minimum": -1.244672198,
            "name": "Z",
            "position": 2,
            "stddev": 5.251439975,
            "variance": 27.57762181
          },
          {
            "average": 3176.337799,
            "count": 5069467,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 3188.153676,
            "variance": 10164323.86
          },
          {
            "average": 1.693820475,
            "count": 5069467,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.117467557,
            "variance": 1.248733741
          },
          {
            "average": 2.390471227,
            "count": 5069467,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.70132193,
            "variance": 2.894496309
          },
          {
            "average": 1,
            "count": 5069467,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5069467,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.065344542,
            "count": 5069467,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 4.157508119,
            "variance": 17.28487376
          },
          {
            "average": 19.75457026,
            "count": 5069467,
            "maximum": 25.00200081,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.621253205,
            "variance": 2.628461956
          },
          {
            "average": 1.930919759,
            "count": 5069467,
            "maximum": 16,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.623141509,
            "variance": 2.634588357
          },
          {
            "average": 26.01138719,
            "count": 5069467,
            "maximum": 27,
            "minimum": 22,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.9913126012,
            "variance": 0.9827006733
          },
          {
            "average": 277837595.1,
            "count": 5069467,
            "maximum": 277837987.1,
            "minimum": 277836027,
            "name": "GpsTime",
            "position": 12,
            "stddev": 383.5429198,
            "variance": 147105.1713
          },
          {
            "average": 0,
            "count": 5069467,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5069467,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5069467,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5069467,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5069467,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          516999.9987,
          4326999.985,
          -1.244672198,
          518000.0187,
          4327999.985,
          67.4353278
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                516999.99866846553,
                4326999.984848546,
                -1.244672198023068
              ],
              [
                516999.99866846553,
                4327999.984848546,
                -1.244672198023068
              ],
              [
                518000.01866846555,
                4327999.984848546,
                67.43532780197694
              ],
              [
                518000.01866846555,
                4326999.984848546,
                67.43532780197694
              ],
              [
                516999.99866846553,
                4326999.984848546,
                -1.244672198023068
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:59:47+00:00",
        "end_time": "2020-07-03T18:27:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1727.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1727.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1727.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1727.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.80342184,
            39.09194022,
            -1.244672198,
            -74.79183176,
            39.10097144,
            67.4353278
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.80342183682937,
                  39.091960286537685,
                  -1.244672198023068
                ],
                [
                  -74.80339681455165,
                  39.10097144114159,
                  -1.244672198023068
                ],
                [
                  -74.79183175836056,
                  39.10095136580585,
                  67.43532780197694
                ],
                [
                  -74.79185825253253,
                  39.0919402176106,
                  67.43532780197694
                ],
                [
                  -74.80342183682937,
                  39.091960286537685,
                  -1.244672198023068
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1727.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1727.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:59:47Z",
            "pc:count": 5069467,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 517505.9228,
                "count": 5069467,
                "maximum": 518000.0187,
                "minimum": 516999.9987,
                "name": "X",
                "position": 0,
                "stddev": 243.4180267,
                "variance": 59252.33571
              },
              {
                "average": 4327541.158,
                "count": 5069467,
                "maximum": 4327999.985,
                "minimum": 4326999.985,
                "name": "Y",
                "position": 1,
                "stddev": 302.4611355,
                "variance": 91482.73851
              },
              {
                "average": 4.196569731,
                "count": 5069467,
                "maximum": 67.4353278,
                "minimum": -1.244672198,
                "name": "Z",
                "position": 2,
                "stddev": 5.251439975,
                "variance": 27.57762181
              },
              {
                "average": 3176.337799,
                "count": 5069467,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 3188.153676,
                "variance": 10164323.86
              },
              {
                "average": 1.693820475,
                "count": 5069467,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.117467557,
                "variance": 1.248733741
              },
              {
                "average": 2.390471227,
                "count": 5069467,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.70132193,
                "variance": 2.894496309
              },
              {
                "average": 1,
                "count": 5069467,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5069467,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.065344542,
                "count": 5069467,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 4.157508119,
                "variance": 17.28487376
              },
              {
                "average": 19.75457026,
                "count": 5069467,
                "maximum": 25.00200081,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.621253205,
                "variance": 2.628461956
              },
              {
                "average": 1.930919759,
                "count": 5069467,
                "maximum": 16,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.623141509,
                "variance": 2.634588357
              },
              {
                "average": 26.01138719,
                "count": 5069467,
                "maximum": 27,
                "minimum": 22,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.9913126012,
                "variance": 0.9827006733
              },
              {
                "average": 277837595.1,
                "count": 5069467,
                "maximum": 277837987.1,
                "minimum": 277836027,
                "name": "GpsTime",
                "position": 12,
                "stddev": 383.5429198,
                "variance": 147105.1713
              },
              {
                "average": 0,
                "count": 5069467,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5069467,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5069467,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5069467,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5069467,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              516999.9987,
              4326999.985,
              -1.244672198,
              518000.0187,
              4327999.985,
              67.4353278
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    516999.99866846553,
                    4326999.984848546,
                    -1.244672198023068
                  ],
                  [
                    516999.99866846553,
                    4327999.984848546,
                    -1.244672198023068
                  ],
                  [
                    518000.01866846555,
                    4327999.984848546,
                    67.43532780197694
                  ],
                  [
                    518000.01866846555,
                    4326999.984848546,
                    67.43532780197694
                  ],
                  [
                    516999.99866846553,
                    4326999.984848546,
                    -1.244672198023068
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:59:47+00:00",
            "end_time": "2020-07-03T18:27:07+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": "20200702_USGS_NJ_18SWJ0736.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.91895844198974,
              39.17704139848555,
              -0.894726841499296
            ],
            [
              -74.91895250854098,
              39.18220924701851,
              -0.894726841499296
            ],
            [
              -74.90737432430542,
              39.18220061865753,
              4.665273158500704
            ],
            [
              -74.90738110538484,
              39.17703277170337,
              4.665273158500704
            ],
            [
              -74.91895844198974,
              39.17704139848555,
              -0.894726841499296
            ]
          ]
        ]
      },
      "bbox": [
        -74.91895844,
        39.17703277,
        -0.8947268415,
        -74.90737432,
        39.18220925,
        4.665273159
      ],
      "properties": {
        "datetime": "2020-07-03T15:51:39Z",
        "pc:count": 2308870,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 507526.481,
            "count": 2308870,
            "maximum": 508000.0094,
            "minimum": 507000.0094,
            "name": "X",
            "position": 0,
            "stddev": 286.7891381,
            "variance": 82248.00974
          },
          {
            "average": 4336742.235,
            "count": 2308870,
            "maximum": 4336999.984,
            "minimum": 4336426.484,
            "name": "Y",
            "position": 1,
            "stddev": 148.7671645,
            "variance": 22131.66923
          },
          {
            "average": 0.7519025703,
            "count": 2308870,
            "maximum": 4.665273159,
            "minimum": -0.8947268415,
            "name": "Z",
            "position": 2,
            "stddev": 0.8692089643,
            "variance": 0.7555242236
          },
          {
            "average": 4051.092466,
            "count": 2308870,
            "maximum": 39970,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2457.120306,
            "variance": 6037440.196
          },
          {
            "average": 1.007925955,
            "count": 2308870,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.09142074286,
            "variance": 0.008357752225
          },
          {
            "average": 1.015893056,
            "count": 2308870,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1308863883,
            "variance": 0.01713124665
          },
          {
            "average": 1,
            "count": 2308870,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2308870,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.681091183,
            "count": 2308870,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4660537281,
            "variance": 0.2172060775
          },
          {
            "average": 19.9468804,
            "count": 2308870,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.594802489,
            "variance": 2.54339498
          },
          {
            "average": 1.016382906,
            "count": 2308870,
            "maximum": 4,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.1290174764,
            "variance": 0.01664550921
          },
          {
            "average": 2.546178434,
            "count": 2308870,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.082567782,
            "variance": 1.171953002
          },
          {
            "average": 277763887.2,
            "count": 2308870,
            "maximum": 277826699.6,
            "minimum": 277746828.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 32213.12753,
            "variance": 1037685585
          },
          {
            "average": 0,
            "count": 2308870,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2308870,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2308870,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2308870,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2308870,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          507000.0094,
          4336426.484,
          -0.8947268415,
          508000.0094,
          4336999.984,
          4.665273159
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                507000.009417334,
                4336426.483810159,
                -0.894726841499296
              ],
              [
                507000.009417334,
                4336999.983810159,
                -0.894726841499296
              ],
              [
                508000.009417334,
                4336999.983810159,
                4.665273158500704
              ],
              [
                508000.009417334,
                4336426.483810159,
                4.665273158500704
              ],
              [
                507000.009417334,
                4336426.483810159,
                -0.894726841499296
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T15:51:39+00:00",
        "end_time": "2020-07-02T17:40:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0736.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0736.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0736.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0736.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.91895844,
            39.17703277,
            -0.8947268415,
            -74.90737432,
            39.18220925,
            4.665273159
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.91895844198974,
                  39.17704139848555,
                  -0.894726841499296
                ],
                [
                  -74.91895250854098,
                  39.18220924701851,
                  -0.894726841499296
                ],
                [
                  -74.90737432430542,
                  39.18220061865753,
                  4.665273158500704
                ],
                [
                  -74.90738110538484,
                  39.17703277170337,
                  4.665273158500704
                ],
                [
                  -74.91895844198974,
                  39.17704139848555,
                  -0.894726841499296
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0736.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0736.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T15:51:39Z",
            "pc:count": 2308870,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 507526.481,
                "count": 2308870,
                "maximum": 508000.0094,
                "minimum": 507000.0094,
                "name": "X",
                "position": 0,
                "stddev": 286.7891381,
                "variance": 82248.00974
              },
              {
                "average": 4336742.235,
                "count": 2308870,
                "maximum": 4336999.984,
                "minimum": 4336426.484,
                "name": "Y",
                "position": 1,
                "stddev": 148.7671645,
                "variance": 22131.66923
              },
              {
                "average": 0.7519025703,
                "count": 2308870,
                "maximum": 4.665273159,
                "minimum": -0.8947268415,
                "name": "Z",
                "position": 2,
                "stddev": 0.8692089643,
                "variance": 0.7555242236
              },
              {
                "average": 4051.092466,
                "count": 2308870,
                "maximum": 39970,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2457.120306,
                "variance": 6037440.196
              },
              {
                "average": 1.007925955,
                "count": 2308870,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.09142074286,
                "variance": 0.008357752225
              },
              {
                "average": 1.015893056,
                "count": 2308870,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1308863883,
                "variance": 0.01713124665
              },
              {
                "average": 1,
                "count": 2308870,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2308870,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.681091183,
                "count": 2308870,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4660537281,
                "variance": 0.2172060775
              },
              {
                "average": 19.9468804,
                "count": 2308870,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.594802489,
                "variance": 2.54339498
              },
              {
                "average": 1.016382906,
                "count": 2308870,
                "maximum": 4,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.1290174764,
                "variance": 0.01664550921
              },
              {
                "average": 2.546178434,
                "count": 2308870,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.082567782,
                "variance": 1.171953002
              },
              {
                "average": 277763887.2,
                "count": 2308870,
                "maximum": 277826699.6,
                "minimum": 277746828.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 32213.12753,
                "variance": 1037685585
              },
              {
                "average": 0,
                "count": 2308870,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2308870,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2308870,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2308870,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2308870,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              507000.0094,
              4336426.484,
              -0.8947268415,
              508000.0094,
              4336999.984,
              4.665273159
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    507000.009417334,
                    4336426.483810159,
                    -0.894726841499296
                  ],
                  [
                    507000.009417334,
                    4336999.983810159,
                    -0.894726841499296
                  ],
                  [
                    508000.009417334,
                    4336999.983810159,
                    4.665273158500704
                  ],
                  [
                    508000.009417334,
                    4336426.483810159,
                    4.665273158500704
                  ],
                  [
                    507000.009417334,
                    4336426.483810159,
                    -0.894726841499296
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T15:51:39+00:00",
            "end_time": "2020-07-02T17:40:28+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": "20200703_USGS_NJ_18SWJ1621.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.81512629185478,
              39.037911958253126,
              -3.168877879138741
            ],
            [
              -74.81510280467478,
              39.04692320275826,
              -3.168877879138741
            ],
            [
              -74.80354655878061,
              39.046904310798595,
              1.65112212086126
            ],
            [
              -74.80357151390878,
              39.03789307232683,
              1.65112212086126
            ],
            [
              -74.81512629185478,
              39.037911958253126,
              -3.168877879138741
            ]
          ]
        ]
      },
      "bbox": [
        -74.81512629,
        39.03789307,
        -3.168877879,
        -74.80354656,
        39.0469232,
        1.651122121
      ],
      "properties": {
        "datetime": "2020-07-03T17:48:41Z",
        "pc:count": 3624566,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 516468.2578,
            "count": 3624566,
            "maximum": 517000.0178,
            "minimum": 515999.9978,
            "name": "X",
            "position": 0,
            "stddev": 277.4306814,
            "variance": 76967.78301
          },
          {
            "average": 4321491.388,
            "count": 3624566,
            "maximum": 4321999.986,
            "minimum": 4320999.986,
            "name": "Y",
            "position": 1,
            "stddev": 284.0060979,
            "variance": 80659.46363
          },
          {
            "average": 0.4988653514,
            "count": 3624566,
            "maximum": 1.651122121,
            "minimum": -3.168877879,
            "name": "Z",
            "position": 2,
            "stddev": 0.552492449,
            "variance": 0.3052479062
          },
          {
            "average": 4614.058505,
            "count": 3624566,
            "maximum": 36647,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2676.100235,
            "variance": 7161512.469
          },
          {
            "average": 1.001046746,
            "count": 3624566,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.03241321852,
            "variance": 0.001050616735
          },
          {
            "average": 1.002153637,
            "count": 3624566,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.04655328854,
            "variance": 0.002167208674
          },
          {
            "average": 1,
            "count": 3624566,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3624566,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.814194858,
            "count": 3624566,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 5.468940732,
            "variance": 29.90931273
          },
          {
            "average": 20.05727124,
            "count": 3624566,
            "maximum": 25.00200081,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.694950347,
            "variance": 2.872856679
          },
          {
            "average": 1.047091431,
            "count": 3624566,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.2119269159,
            "variance": 0.0449130177
          },
          {
            "average": 12.94226729,
            "count": 3624566,
            "maximum": 16,
            "minimum": 9,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.400705492,
            "variance": 1.961975874
          },
          {
            "average": 277832377.5,
            "count": 3624566,
            "maximum": 277833721.9,
            "minimum": 277830665.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 590.5764556,
            "variance": 348780.5499
          },
          {
            "average": 0,
            "count": 3624566,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3624566,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3624566,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3624566,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3624566,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          515999.9978,
          4320999.986,
          -3.168877879,
          517000.0178,
          4321999.986,
          1.651122121
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                515999.99782531033,
                4320999.985662982,
                -3.168877879138741
              ],
              [
                515999.99782531033,
                4321999.985662982,
                -3.168877879138741
              ],
              [
                517000.01782531035,
                4321999.985662982,
                1.65112212086126
              ],
              [
                517000.01782531035,
                4320999.985662982,
                1.65112212086126
              ],
              [
                515999.99782531033,
                4320999.985662982,
                -3.168877879138741
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T17:48:41+00:00",
        "end_time": "2020-07-03T16:57:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1621.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1621.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1621.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1621.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.81512629,
            39.03789307,
            -3.168877879,
            -74.80354656,
            39.0469232,
            1.651122121
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.81512629185478,
                  39.037911958253126,
                  -3.168877879138741
                ],
                [
                  -74.81510280467478,
                  39.04692320275826,
                  -3.168877879138741
                ],
                [
                  -74.80354655878061,
                  39.046904310798595,
                  1.65112212086126
                ],
                [
                  -74.80357151390878,
                  39.03789307232683,
                  1.65112212086126
                ],
                [
                  -74.81512629185478,
                  39.037911958253126,
                  -3.168877879138741
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1621.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1621.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T17:48:41Z",
            "pc:count": 3624566,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 516468.2578,
                "count": 3624566,
                "maximum": 517000.0178,
                "minimum": 515999.9978,
                "name": "X",
                "position": 0,
                "stddev": 277.4306814,
                "variance": 76967.78301
              },
              {
                "average": 4321491.388,
                "count": 3624566,
                "maximum": 4321999.986,
                "minimum": 4320999.986,
                "name": "Y",
                "position": 1,
                "stddev": 284.0060979,
                "variance": 80659.46363
              },
              {
                "average": 0.4988653514,
                "count": 3624566,
                "maximum": 1.651122121,
                "minimum": -3.168877879,
                "name": "Z",
                "position": 2,
                "stddev": 0.552492449,
                "variance": 0.3052479062
              },
              {
                "average": 4614.058505,
                "count": 3624566,
                "maximum": 36647,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2676.100235,
                "variance": 7161512.469
              },
              {
                "average": 1.001046746,
                "count": 3624566,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.03241321852,
                "variance": 0.001050616735
              },
              {
                "average": 1.002153637,
                "count": 3624566,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.04655328854,
                "variance": 0.002167208674
              },
              {
                "average": 1,
                "count": 3624566,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3624566,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.814194858,
                "count": 3624566,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 5.468940732,
                "variance": 29.90931273
              },
              {
                "average": 20.05727124,
                "count": 3624566,
                "maximum": 25.00200081,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.694950347,
                "variance": 2.872856679
              },
              {
                "average": 1.047091431,
                "count": 3624566,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.2119269159,
                "variance": 0.0449130177
              },
              {
                "average": 12.94226729,
                "count": 3624566,
                "maximum": 16,
                "minimum": 9,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.400705492,
                "variance": 1.961975874
              },
              {
                "average": 277832377.5,
                "count": 3624566,
                "maximum": 277833721.9,
                "minimum": 277830665.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 590.5764556,
                "variance": 348780.5499
              },
              {
                "average": 0,
                "count": 3624566,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3624566,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3624566,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3624566,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3624566,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              515999.9978,
              4320999.986,
              -3.168877879,
              517000.0178,
              4321999.986,
              1.651122121
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    515999.99782531033,
                    4320999.985662982,
                    -3.168877879138741
                  ],
                  [
                    515999.99782531033,
                    4321999.985662982,
                    -3.168877879138741
                  ],
                  [
                    517000.01782531035,
                    4321999.985662982,
                    1.65112212086126
                  ],
                  [
                    517000.01782531035,
                    4320999.985662982,
                    1.65112212086126
                  ],
                  [
                    515999.99782531033,
                    4320999.985662982,
                    -3.168877879138741
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T17:48:41+00:00",
            "end_time": "2020-07-03T16:57:45+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": "20200702_USGS_NJ_18SWJ1717.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.8036674879077,
              39.00321929338876,
              -1.859018631379602
            ],
            [
              -74.80364636761396,
              39.01085924807663,
              -1.859018631379602
            ],
            [
              -74.79209623173669,
              39.01083923715032,
              39.04098136862039
            ],
            [
              -74.79211859437108,
              39.00319928788223,
              39.04098136862039
            ],
            [
              -74.8036674879077,
              39.00321929338876,
              -1.859018631379602
            ]
          ]
        ]
      },
      "bbox": [
        -74.80366749,
        39.00319929,
        -1.859018631,
        -74.79209623,
        39.01085925,
        39.04098137
      ],
      "properties": {
        "datetime": "2020-07-03T16:02:08Z",
        "pc:count": 3027713,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 517672.4541,
            "count": 3027713,
            "maximum": 518000.013,
            "minimum": 517000.013,
            "name": "X",
            "position": 0,
            "stddev": 240.4270932,
            "variance": 57805.18714
          },
          {
            "average": 4317699.229,
            "count": 3027713,
            "maximum": 4317999.983,
            "minimum": 4317152.163,
            "name": "Y",
            "position": 1,
            "stddev": 197.190722,
            "variance": 38884.18085
          },
          {
            "average": 3.548426017,
            "count": 3027713,
            "maximum": 39.04098137,
            "minimum": -1.859018631,
            "name": "Z",
            "position": 2,
            "stddev": 3.724088597,
            "variance": 13.86883588
          },
          {
            "average": 6212.803031,
            "count": 3027713,
            "maximum": 65535,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 6637.597932,
            "variance": 44057706.3
          },
          {
            "average": 1.341336514,
            "count": 3027713,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6984897858,
            "variance": 0.4878879809
          },
          {
            "average": 1.703765515,
            "count": 3027713,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.023885863,
            "variance": 1.04834226
          },
          {
            "average": 1,
            "count": 3027713,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3027713,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.568693928,
            "count": 3027713,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.97807465,
            "variance": 3.912779323
          },
          {
            "average": 20.46786226,
            "count": 3027713,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.777130061,
            "variance": 3.158191255
          },
          {
            "average": 1.36899072,
            "count": 3027713,
            "maximum": 16,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.73789776,
            "variance": 0.5444931042
          },
          {
            "average": 3.325017926,
            "count": 3027713,
            "maximum": 5,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.366856164,
            "variance": 1.868295774
          },
          {
            "average": 277739908.6,
            "count": 3027713,
            "maximum": 277827328,
            "minimum": 277737421.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 10864.32421,
            "variance": 118033540.5
          },
          {
            "average": 0,
            "count": 3027713,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3027713,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3027713,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3027713,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3027713,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          517000.013,
          4317152.163,
          -1.859018631,
          518000.013,
          4317999.983,
          39.04098137
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                517000.0130381803,
                4317152.162879524,
                -1.859018631379602
              ],
              [
                517000.0130381803,
                4317999.982879524,
                -1.859018631379602
              ],
              [
                518000.0130381803,
                4317999.982879524,
                39.04098136862039
              ],
              [
                518000.0130381803,
                4317152.162879524,
                39.04098136862039
              ],
              [
                517000.0130381803,
                4317152.162879524,
                -1.859018631379602
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T16:02:08+00:00",
        "end_time": "2020-07-02T15:03:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1717.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1717.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1717.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1717.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.80366749,
            39.00319929,
            -1.859018631,
            -74.79209623,
            39.01085925,
            39.04098137
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.8036674879077,
                  39.00321929338876,
                  -1.859018631379602
                ],
                [
                  -74.80364636761396,
                  39.01085924807663,
                  -1.859018631379602
                ],
                [
                  -74.79209623173669,
                  39.01083923715032,
                  39.04098136862039
                ],
                [
                  -74.79211859437108,
                  39.00319928788223,
                  39.04098136862039
                ],
                [
                  -74.8036674879077,
                  39.00321929338876,
                  -1.859018631379602
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1717.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1717.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T16:02:08Z",
            "pc:count": 3027713,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 517672.4541,
                "count": 3027713,
                "maximum": 518000.013,
                "minimum": 517000.013,
                "name": "X",
                "position": 0,
                "stddev": 240.4270932,
                "variance": 57805.18714
              },
              {
                "average": 4317699.229,
                "count": 3027713,
                "maximum": 4317999.983,
                "minimum": 4317152.163,
                "name": "Y",
                "position": 1,
                "stddev": 197.190722,
                "variance": 38884.18085
              },
              {
                "average": 3.548426017,
                "count": 3027713,
                "maximum": 39.04098137,
                "minimum": -1.859018631,
                "name": "Z",
                "position": 2,
                "stddev": 3.724088597,
                "variance": 13.86883588
              },
              {
                "average": 6212.803031,
                "count": 3027713,
                "maximum": 65535,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 6637.597932,
                "variance": 44057706.3
              },
              {
                "average": 1.341336514,
                "count": 3027713,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6984897858,
                "variance": 0.4878879809
              },
              {
                "average": 1.703765515,
                "count": 3027713,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.023885863,
                "variance": 1.04834226
              },
              {
                "average": 1,
                "count": 3027713,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3027713,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.568693928,
                "count": 3027713,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.97807465,
                "variance": 3.912779323
              },
              {
                "average": 20.46786226,
                "count": 3027713,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.777130061,
                "variance": 3.158191255
              },
              {
                "average": 1.36899072,
                "count": 3027713,
                "maximum": 16,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.73789776,
                "variance": 0.5444931042
              },
              {
                "average": 3.325017926,
                "count": 3027713,
                "maximum": 5,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.366856164,
                "variance": 1.868295774
              },
              {
                "average": 277739908.6,
                "count": 3027713,
                "maximum": 277827328,
                "minimum": 277737421.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 10864.32421,
                "variance": 118033540.5
              },
              {
                "average": 0,
                "count": 3027713,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3027713,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3027713,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3027713,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3027713,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              517000.013,
              4317152.163,
              -1.859018631,
              518000.013,
              4317999.983,
              39.04098137
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    517000.0130381803,
                    4317152.162879524,
                    -1.859018631379602
                  ],
                  [
                    517000.0130381803,
                    4317999.982879524,
                    -1.859018631379602
                  ],
                  [
                    518000.0130381803,
                    4317999.982879524,
                    39.04098136862039
                  ],
                  [
                    518000.0130381803,
                    4317152.162879524,
                    39.04098136862039
                  ],
                  [
                    517000.0130381803,
                    4317152.162879524,
                    -1.859018631379602
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T16:02:08+00:00",
            "end_time": "2020-07-02T15:03:41+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": "20200702_USGS_NJ_18SWJ0723.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.91909539091664,
              39.05747010011222,
              -0.768129774928466
            ],
            [
              -74.91908672308564,
              39.06506424373648,
              -0.768129774928466
            ],
            [
              -74.91417922338225,
              39.065060735603424,
              8.551870225071534
            ],
            [
              -74.91418841692739,
              39.05746659292323,
              8.551870225071534
            ],
            [
              -74.91909539091664,
              39.05747010011222,
              -0.768129774928466
            ]
          ]
        ]
      },
      "bbox": [
        -74.91909539,
        39.05746659,
        -0.7681297749,
        -74.91417922,
        39.06506424,
        8.551870225
      ],
      "properties": {
        "datetime": "2020-07-02T17:21:38Z",
        "pc:count": 614208,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 507142.9833,
            "count": 614208,
            "maximum": 507424.5616,
            "minimum": 507000.0016,
            "name": "X",
            "position": 0,
            "stddev": 104.605772,
            "variance": 10942.36753
          },
          {
            "average": 4323713.88,
            "count": 614208,
            "maximum": 4323999.987,
            "minimum": 4323157.247,
            "name": "Y",
            "position": 1,
            "stddev": 219.351706,
            "variance": 48115.17093
          },
          {
            "average": 1.283149808,
            "count": 614208,
            "maximum": 8.551870225,
            "minimum": -0.7681297749,
            "name": "Z",
            "position": 2,
            "stddev": 0.5447196498,
            "variance": 0.2967194969
          },
          {
            "average": 4791.770601,
            "count": 614208,
            "maximum": 36267,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2836.565411,
            "variance": 8046103.33
          },
          {
            "average": 1.020988004,
            "count": 614208,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.1659477918,
            "variance": 0.0275386696
          },
          {
            "average": 1.04208672,
            "count": 614208,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.2478091185,
            "variance": 0.06140935921
          },
          {
            "average": 1,
            "count": 614208,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 614208,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.719608016,
            "count": 614208,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4491911041,
            "variance": 0.201772648
          },
          {
            "average": 20.19709122,
            "count": 614208,
            "maximum": 22.99799919,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.507629914,
            "variance": 2.272947957
          },
          {
            "average": 1.02741091,
            "count": 614208,
            "maximum": 6,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.1839465375,
            "variance": 0.03383632867
          },
          {
            "average": 1.841784868,
            "count": 614208,
            "maximum": 2,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.3649429011,
            "variance": 0.1331833211
          },
          {
            "average": 277745635.5,
            "count": 614208,
            "maximum": 277745698.6,
            "minimum": 277745337.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 127.8449591,
            "variance": 16344.33356
          },
          {
            "average": 0,
            "count": 614208,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 614208,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 614208,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 614208,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 614208,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          507000.0016,
          4323157.247,
          -0.7681297749,
          507424.5616,
          4323999.987,
          8.551870225
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                507000.00162896444,
                4323157.24745376,
                -0.768129774928466
              ],
              [
                507000.00162896444,
                4323999.987453761,
                -0.768129774928466
              ],
              [
                507424.5616289645,
                4323999.987453761,
                8.551870225071534
              ],
              [
                507424.5616289645,
                4323157.24745376,
                8.551870225071534
              ],
              [
                507000.00162896444,
                4323157.24745376,
                -0.768129774928466
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:21:38+00:00",
        "end_time": "2020-07-02T17:15:37+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0723.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0723.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0723.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0723.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.91909539,
            39.05746659,
            -0.7681297749,
            -74.91417922,
            39.06506424,
            8.551870225
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.91909539091664,
                  39.05747010011222,
                  -0.768129774928466
                ],
                [
                  -74.91908672308564,
                  39.06506424373648,
                  -0.768129774928466
                ],
                [
                  -74.91417922338225,
                  39.065060735603424,
                  8.551870225071534
                ],
                [
                  -74.91418841692739,
                  39.05746659292323,
                  8.551870225071534
                ],
                [
                  -74.91909539091664,
                  39.05747010011222,
                  -0.768129774928466
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0723.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0723.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:21:38Z",
            "pc:count": 614208,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 507142.9833,
                "count": 614208,
                "maximum": 507424.5616,
                "minimum": 507000.0016,
                "name": "X",
                "position": 0,
                "stddev": 104.605772,
                "variance": 10942.36753
              },
              {
                "average": 4323713.88,
                "count": 614208,
                "maximum": 4323999.987,
                "minimum": 4323157.247,
                "name": "Y",
                "position": 1,
                "stddev": 219.351706,
                "variance": 48115.17093
              },
              {
                "average": 1.283149808,
                "count": 614208,
                "maximum": 8.551870225,
                "minimum": -0.7681297749,
                "name": "Z",
                "position": 2,
                "stddev": 0.5447196498,
                "variance": 0.2967194969
              },
              {
                "average": 4791.770601,
                "count": 614208,
                "maximum": 36267,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2836.565411,
                "variance": 8046103.33
              },
              {
                "average": 1.020988004,
                "count": 614208,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.1659477918,
                "variance": 0.0275386696
              },
              {
                "average": 1.04208672,
                "count": 614208,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.2478091185,
                "variance": 0.06140935921
              },
              {
                "average": 1,
                "count": 614208,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 614208,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.719608016,
                "count": 614208,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4491911041,
                "variance": 0.201772648
              },
              {
                "average": 20.19709122,
                "count": 614208,
                "maximum": 22.99799919,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.507629914,
                "variance": 2.272947957
              },
              {
                "average": 1.02741091,
                "count": 614208,
                "maximum": 6,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.1839465375,
                "variance": 0.03383632867
              },
              {
                "average": 1.841784868,
                "count": 614208,
                "maximum": 2,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.3649429011,
                "variance": 0.1331833211
              },
              {
                "average": 277745635.5,
                "count": 614208,
                "maximum": 277745698.6,
                "minimum": 277745337.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 127.8449591,
                "variance": 16344.33356
              },
              {
                "average": 0,
                "count": 614208,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 614208,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 614208,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 614208,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 614208,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              507000.0016,
              4323157.247,
              -0.7681297749,
              507424.5616,
              4323999.987,
              8.551870225
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    507000.00162896444,
                    4323157.24745376,
                    -0.768129774928466
                  ],
                  [
                    507000.00162896444,
                    4323999.987453761,
                    -0.768129774928466
                  ],
                  [
                    507424.5616289645,
                    4323999.987453761,
                    8.551870225071534
                  ],
                  [
                    507424.5616289645,
                    4323157.24745376,
                    8.551870225071534
                  ],
                  [
                    507000.00162896444,
                    4323157.24745376,
                    -0.768129774928466
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:21:38+00:00",
            "end_time": "2020-07-02T17:15:37+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": "20200703_USGS_NJ_18SWJ2431.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.72233719368207,
              39.12784000201791,
              -2.59435550221302
            ],
            [
              -74.72230203305119,
              39.13679301699759,
              -2.59435550221302
            ],
            [
              -74.71073142077344,
              39.136764876483625,
              42.44564449778698
            ],
            [
              -74.71076804636454,
              39.127811870426925,
              42.44564449778698
            ],
            [
              -74.72233719368207,
              39.12784000201791,
              -2.59435550221302
            ]
          ]
        ]
      },
      "bbox": [
        -74.72233719,
        39.12781187,
        -2.594355502,
        -74.71073142,
        39.13679302,
        42.4456445
      ],
      "properties": {
        "datetime": "2020-07-03T17:28:34Z",
        "pc:count": 2398545,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 524461.7605,
            "count": 2398545,
            "maximum": 525000.0029,
            "minimum": 524000.0029,
            "name": "X",
            "position": 0,
            "stddev": 304.9160994,
            "variance": 92973.8277
          },
          {
            "average": 4331328.768,
            "count": 2398545,
            "maximum": 4331993.54,
            "minimum": 4330999.98,
            "name": "Y",
            "position": 1,
            "stddev": 220.7848978,
            "variance": 48745.97108
          },
          {
            "average": 1.834664816,
            "count": 2398545,
            "maximum": 42.4456445,
            "minimum": -2.594355502,
            "name": "Z",
            "position": 2,
            "stddev": 3.241864031,
            "variance": 10.5096824
          },
          {
            "average": 4800.455749,
            "count": 2398545,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 4250.665322,
            "variance": 18068155.68
          },
          {
            "average": 1.14613276,
            "count": 2398545,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.492928903,
            "variance": 0.2429789034
          },
          {
            "average": 1.303165044,
            "count": 2398545,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7684749152,
            "variance": 0.5905536953
          },
          {
            "average": 1,
            "count": 2398545,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2398545,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.796401568,
            "count": 2398545,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 5.626778631,
            "variance": 31.66063776
          },
          {
            "average": 19.93722017,
            "count": 2398545,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.510699045,
            "variance": 2.282211604
          },
          {
            "average": 1.200266828,
            "count": 2398545,
            "maximum": 10,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.5419504403,
            "variance": 0.2937102797
          },
          {
            "average": 9.156880109,
            "count": 2398545,
            "maximum": 13,
            "minimum": 6,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.606801642,
            "variance": 2.581811518
          },
          {
            "average": 277830802.8,
            "count": 2398545,
            "maximum": 277832514.4,
            "minimum": 277829408.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 653.0753168,
            "variance": 426507.3695
          },
          {
            "average": 0,
            "count": 2398545,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2398545,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2398545,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2398545,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2398545,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          524000.0029,
          4330999.98,
          -2.594355502,
          525000.0029,
          4331993.54,
          42.4456445
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                524000.00287256704,
                4330999.979585775,
                -2.59435550221302
              ],
              [
                524000.00287256704,
                4331993.539585776,
                -2.59435550221302
              ],
              [
                525000.002872567,
                4331993.539585776,
                42.44564449778698
              ],
              [
                525000.002872567,
                4330999.979585775,
                42.44564449778698
              ],
              [
                524000.00287256704,
                4330999.979585775,
                -2.59435550221302
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T17:28:34+00:00",
        "end_time": "2020-07-03T16:36:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ2431.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ2431.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ2431.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2431.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.72233719,
            39.12781187,
            -2.594355502,
            -74.71073142,
            39.13679302,
            42.4456445
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.72233719368207,
                  39.12784000201791,
                  -2.59435550221302
                ],
                [
                  -74.72230203305119,
                  39.13679301699759,
                  -2.59435550221302
                ],
                [
                  -74.71073142077344,
                  39.136764876483625,
                  42.44564449778698
                ],
                [
                  -74.71076804636454,
                  39.127811870426925,
                  42.44564449778698
                ],
                [
                  -74.72233719368207,
                  39.12784000201791,
                  -2.59435550221302
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ2431.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2431.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T17:28:34Z",
            "pc:count": 2398545,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 524461.7605,
                "count": 2398545,
                "maximum": 525000.0029,
                "minimum": 524000.0029,
                "name": "X",
                "position": 0,
                "stddev": 304.9160994,
                "variance": 92973.8277
              },
              {
                "average": 4331328.768,
                "count": 2398545,
                "maximum": 4331993.54,
                "minimum": 4330999.98,
                "name": "Y",
                "position": 1,
                "stddev": 220.7848978,
                "variance": 48745.97108
              },
              {
                "average": 1.834664816,
                "count": 2398545,
                "maximum": 42.4456445,
                "minimum": -2.594355502,
                "name": "Z",
                "position": 2,
                "stddev": 3.241864031,
                "variance": 10.5096824
              },
              {
                "average": 4800.455749,
                "count": 2398545,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 4250.665322,
                "variance": 18068155.68
              },
              {
                "average": 1.14613276,
                "count": 2398545,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.492928903,
                "variance": 0.2429789034
              },
              {
                "average": 1.303165044,
                "count": 2398545,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7684749152,
                "variance": 0.5905536953
              },
              {
                "average": 1,
                "count": 2398545,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2398545,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.796401568,
                "count": 2398545,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 5.626778631,
                "variance": 31.66063776
              },
              {
                "average": 19.93722017,
                "count": 2398545,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.510699045,
                "variance": 2.282211604
              },
              {
                "average": 1.200266828,
                "count": 2398545,
                "maximum": 10,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.5419504403,
                "variance": 0.2937102797
              },
              {
                "average": 9.156880109,
                "count": 2398545,
                "maximum": 13,
                "minimum": 6,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.606801642,
                "variance": 2.581811518
              },
              {
                "average": 277830802.8,
                "count": 2398545,
                "maximum": 277832514.4,
                "minimum": 277829408.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 653.0753168,
                "variance": 426507.3695
              },
              {
                "average": 0,
                "count": 2398545,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2398545,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2398545,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2398545,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2398545,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              524000.0029,
              4330999.98,
              -2.594355502,
              525000.0029,
              4331993.54,
              42.4456445
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    524000.00287256704,
                    4330999.979585775,
                    -2.59435550221302
                  ],
                  [
                    524000.00287256704,
                    4331993.539585776,
                    -2.59435550221302
                  ],
                  [
                    525000.002872567,
                    4331993.539585776,
                    42.44564449778698
                  ],
                  [
                    525000.002872567,
                    4330999.979585775,
                    42.44564449778698
                  ],
                  [
                    524000.00287256704,
                    4330999.979585775,
                    -2.59435550221302
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T17:28:34+00:00",
            "end_time": "2020-07-03T16:36:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200703_USGS_NJ_18SWJ1522.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.82665884716421,
              39.0469409398884,
              -2.953344577216551
            ],
            [
              -74.82663681804338,
              39.05595217608834,
              -2.953344577216551
            ],
            [
              -74.81507909301463,
              39.055934423411806,
              3.466655422783449
            ],
            [
              -74.81510259074658,
              39.046923192881,
              3.466655422783449
            ],
            [
              -74.82665884716421,
              39.0469409398884,
              -2.953344577216551
            ]
          ]
        ]
      },
      "bbox": [
        -74.82665885,
        39.04692319,
        -2.953344577,
        -74.81507909,
        39.05595218,
        3.466655423
      ],
      "properties": {
        "datetime": "2020-07-03T18:32:48Z",
        "pc:count": 4052929,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 515480.072,
            "count": 4052929,
            "maximum": 516000.0163,
            "minimum": 514999.9963,
            "name": "X",
            "position": 0,
            "stddev": 284.0763658,
            "variance": 80699.3816
          },
          {
            "average": 4322505.481,
            "count": 4052929,
            "maximum": 4322999.985,
            "minimum": 4321999.985,
            "name": "Y",
            "position": 1,
            "stddev": 293.0931421,
            "variance": 85903.58995
          },
          {
            "average": 0.1354920789,
            "count": 4052929,
            "maximum": 3.466655423,
            "minimum": -2.953344577,
            "name": "Z",
            "position": 2,
            "stddev": 0.6626625006,
            "variance": 0.4391215897
          },
          {
            "average": 3687.282815,
            "count": 4052929,
            "maximum": 28416,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2386.990435,
            "variance": 5697723.334
          },
          {
            "average": 1.001283763,
            "count": 4052929,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.03597163447,
            "variance": 0.001293958487
          },
          {
            "average": 1.002602069,
            "count": 4052929,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.05133007194,
            "variance": 0.002634776286
          },
          {
            "average": 1,
            "count": 4052929,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4052929,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3.177676441,
            "count": 4052929,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 6.132415421,
            "variance": 37.6065189
          },
          {
            "average": 19.99825496,
            "count": 4052929,
            "maximum": 25.00200081,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.510260748,
            "variance": 2.280887525
          },
          {
            "average": 1.058725924,
            "count": 4052929,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.2351551172,
            "variance": 0.05529792915
          },
          {
            "average": 19.78188515,
            "count": 4052929,
            "maximum": 23,
            "minimum": 16,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.512554773,
            "variance": 2.28782194
          },
          {
            "average": 277835161.4,
            "count": 4052929,
            "maximum": 277836368.2,
            "minimum": 277833715.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 604.4486798,
            "variance": 365358.2065
          },
          {
            "average": 0,
            "count": 4052929,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4052929,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4052929,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4052929,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4052929,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          514999.9963,
          4321999.985,
          -2.953344577,
          516000.0163,
          4322999.985,
          3.466655423
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                514999.99633973546,
                4321999.984604515,
                -2.953344577216551
              ],
              [
                514999.99633973546,
                4322999.984604515,
                -2.953344577216551
              ],
              [
                516000.0163397355,
                4322999.984604515,
                3.466655422783449
              ],
              [
                516000.0163397355,
                4321999.984604515,
                3.466655422783449
              ],
              [
                514999.99633973546,
                4321999.984604515,
                -2.953344577216551
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:32:48+00:00",
        "end_time": "2020-07-03T17:48:35+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1522.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1522.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1522.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1522.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.82665885,
            39.04692319,
            -2.953344577,
            -74.81507909,
            39.05595218,
            3.466655423
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.82665884716421,
                  39.0469409398884,
                  -2.953344577216551
                ],
                [
                  -74.82663681804338,
                  39.05595217608834,
                  -2.953344577216551
                ],
                [
                  -74.81507909301463,
                  39.055934423411806,
                  3.466655422783449
                ],
                [
                  -74.81510259074658,
                  39.046923192881,
                  3.466655422783449
                ],
                [
                  -74.82665884716421,
                  39.0469409398884,
                  -2.953344577216551
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1522.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1522.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:32:48Z",
            "pc:count": 4052929,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 515480.072,
                "count": 4052929,
                "maximum": 516000.0163,
                "minimum": 514999.9963,
                "name": "X",
                "position": 0,
                "stddev": 284.0763658,
                "variance": 80699.3816
              },
              {
                "average": 4322505.481,
                "count": 4052929,
                "maximum": 4322999.985,
                "minimum": 4321999.985,
                "name": "Y",
                "position": 1,
                "stddev": 293.0931421,
                "variance": 85903.58995
              },
              {
                "average": 0.1354920789,
                "count": 4052929,
                "maximum": 3.466655423,
                "minimum": -2.953344577,
                "name": "Z",
                "position": 2,
                "stddev": 0.6626625006,
                "variance": 0.4391215897
              },
              {
                "average": 3687.282815,
                "count": 4052929,
                "maximum": 28416,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2386.990435,
                "variance": 5697723.334
              },
              {
                "average": 1.001283763,
                "count": 4052929,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.03597163447,
                "variance": 0.001293958487
              },
              {
                "average": 1.002602069,
                "count": 4052929,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.05133007194,
                "variance": 0.002634776286
              },
              {
                "average": 1,
                "count": 4052929,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4052929,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3.177676441,
                "count": 4052929,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 6.132415421,
                "variance": 37.6065189
              },
              {
                "average": 19.99825496,
                "count": 4052929,
                "maximum": 25.00200081,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.510260748,
                "variance": 2.280887525
              },
              {
                "average": 1.058725924,
                "count": 4052929,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.2351551172,
                "variance": 0.05529792915
              },
              {
                "average": 19.78188515,
                "count": 4052929,
                "maximum": 23,
                "minimum": 16,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.512554773,
                "variance": 2.28782194
              },
              {
                "average": 277835161.4,
                "count": 4052929,
                "maximum": 277836368.2,
                "minimum": 277833715.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 604.4486798,
                "variance": 365358.2065
              },
              {
                "average": 0,
                "count": 4052929,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4052929,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4052929,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4052929,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4052929,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              514999.9963,
              4321999.985,
              -2.953344577,
              516000.0163,
              4322999.985,
              3.466655423
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    514999.99633973546,
                    4321999.984604515,
                    -2.953344577216551
                  ],
                  [
                    514999.99633973546,
                    4322999.984604515,
                    -2.953344577216551
                  ],
                  [
                    516000.0163397355,
                    4322999.984604515,
                    3.466655422783449
                  ],
                  [
                    516000.0163397355,
                    4321999.984604515,
                    3.466655422783449
                  ],
                  [
                    514999.99633973546,
                    4321999.984604515,
                    -2.953344577216551
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:32:48+00:00",
            "end_time": "2020-07-03T17:48:35+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": "20200702_USGS_NJ_18SWJ0827.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.90201510405171,
              39.092084818593705,
              -1.336806428496484
            ],
            [
              -74.90200263155884,
              39.101096012966686,
              -1.336806428496484
            ],
            [
              -74.89591556169464,
              39.10109073775649,
              14.303193571503517
            ],
            [
              -74.89592880890844,
              39.092079545067534,
              14.303193571503517
            ],
            [
              -74.90201510405171,
              39.092084818593705,
              -1.336806428496484
            ]
          ]
        ]
      },
      "bbox": [
        -74.9020151,
        39.09207955,
        -1.336806428,
        -74.89591556,
        39.10109601,
        14.30319357
      ],
      "properties": {
        "datetime": "2020-07-02T17:36:04Z",
        "pc:count": 2160872,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 508836.1387,
            "count": 2160872,
            "maximum": 509000.016,
            "minimum": 508473.676,
            "name": "X",
            "position": 0,
            "stddev": 116.5268012,
            "variance": 13578.4954
          },
          {
            "average": 4327386.068,
            "count": 2160872,
            "maximum": 4327999.984,
            "minimum": 4326999.984,
            "name": "Y",
            "position": 1,
            "stddev": 261.8770143,
            "variance": 68579.57061
          },
          {
            "average": 0.772192036,
            "count": 2160872,
            "maximum": 14.30319357,
            "minimum": -1.336806428,
            "name": "Z",
            "position": 2,
            "stddev": 1.505814704,
            "variance": 2.267477924
          },
          {
            "average": 4682.936536,
            "count": 2160872,
            "maximum": 41713,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 3398.193932,
            "variance": 11547722
          },
          {
            "average": 1.089000181,
            "count": 2160872,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.440969205,
            "variance": 0.1944538397
          },
          {
            "average": 1.17845157,
            "count": 2160872,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7070873472,
            "variance": 0.4999725166
          },
          {
            "average": 1,
            "count": 2160872,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2160872,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.028047473,
            "count": 2160872,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 3.201674674,
            "variance": 10.25072072
          },
          {
            "average": 19.6824518,
            "count": 2160872,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.541124009,
            "variance": 2.375063212
          },
          {
            "average": 1.113056673,
            "count": 2160872,
            "maximum": 11,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.5049491447,
            "variance": 0.2549736387
          },
          {
            "average": 1.330348119,
            "count": 2160872,
            "maximum": 2,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4703385393,
            "variance": 0.2212183416
          },
          {
            "average": 277745959.9,
            "count": 2160872,
            "maximum": 277746564,
            "minimum": 277745385.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 455.0124622,
            "variance": 207036.3408
          },
          {
            "average": 0,
            "count": 2160872,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2160872,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2160872,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2160872,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2160872,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          508473.676,
          4326999.984,
          -1.336806428,
          509000.016,
          4327999.984,
          14.30319357
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                508473.67599380325,
                4326999.984181166,
                -1.336806428496484
              ],
              [
                508473.67599380325,
                4327999.984181166,
                -1.336806428496484
              ],
              [
                509000.0159938032,
                4327999.984181166,
                14.303193571503517
              ],
              [
                509000.0159938032,
                4326999.984181166,
                14.303193571503517
              ],
              [
                508473.67599380325,
                4326999.984181166,
                -1.336806428496484
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:36:04+00:00",
        "end_time": "2020-07-02T17:16:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0827.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0827.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0827.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0827.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.9020151,
            39.09207955,
            -1.336806428,
            -74.89591556,
            39.10109601,
            14.30319357
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.90201510405171,
                  39.092084818593705,
                  -1.336806428496484
                ],
                [
                  -74.90200263155884,
                  39.101096012966686,
                  -1.336806428496484
                ],
                [
                  -74.89591556169464,
                  39.10109073775649,
                  14.303193571503517
                ],
                [
                  -74.89592880890844,
                  39.092079545067534,
                  14.303193571503517
                ],
                [
                  -74.90201510405171,
                  39.092084818593705,
                  -1.336806428496484
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0827.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0827.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:36:04Z",
            "pc:count": 2160872,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 508836.1387,
                "count": 2160872,
                "maximum": 509000.016,
                "minimum": 508473.676,
                "name": "X",
                "position": 0,
                "stddev": 116.5268012,
                "variance": 13578.4954
              },
              {
                "average": 4327386.068,
                "count": 2160872,
                "maximum": 4327999.984,
                "minimum": 4326999.984,
                "name": "Y",
                "position": 1,
                "stddev": 261.8770143,
                "variance": 68579.57061
              },
              {
                "average": 0.772192036,
                "count": 2160872,
                "maximum": 14.30319357,
                "minimum": -1.336806428,
                "name": "Z",
                "position": 2,
                "stddev": 1.505814704,
                "variance": 2.267477924
              },
              {
                "average": 4682.936536,
                "count": 2160872,
                "maximum": 41713,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 3398.193932,
                "variance": 11547722
              },
              {
                "average": 1.089000181,
                "count": 2160872,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.440969205,
                "variance": 0.1944538397
              },
              {
                "average": 1.17845157,
                "count": 2160872,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7070873472,
                "variance": 0.4999725166
              },
              {
                "average": 1,
                "count": 2160872,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2160872,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.028047473,
                "count": 2160872,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 3.201674674,
                "variance": 10.25072072
              },
              {
                "average": 19.6824518,
                "count": 2160872,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.541124009,
                "variance": 2.375063212
              },
              {
                "average": 1.113056673,
                "count": 2160872,
                "maximum": 11,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.5049491447,
                "variance": 0.2549736387
              },
              {
                "average": 1.330348119,
                "count": 2160872,
                "maximum": 2,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4703385393,
                "variance": 0.2212183416
              },
              {
                "average": 277745959.9,
                "count": 2160872,
                "maximum": 277746564,
                "minimum": 277745385.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 455.0124622,
                "variance": 207036.3408
              },
              {
                "average": 0,
                "count": 2160872,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2160872,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2160872,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2160872,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2160872,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              508473.676,
              4326999.984,
              -1.336806428,
              509000.016,
              4327999.984,
              14.30319357
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    508473.67599380325,
                    4326999.984181166,
                    -1.336806428496484
                  ],
                  [
                    508473.67599380325,
                    4327999.984181166,
                    -1.336806428496484
                  ],
                  [
                    509000.0159938032,
                    4327999.984181166,
                    14.303193571503517
                  ],
                  [
                    509000.0159938032,
                    4326999.984181166,
                    14.303193571503517
                  ],
                  [
                    508473.67599380325,
                    4326999.984181166,
                    -1.336806428496484
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:36:04+00:00",
            "end_time": "2020-07-02T17:16:25+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200703_USGS_NJ_18SWJ2128.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.75713748490233,
              39.100884270735236,
              -1.760258635901088
            ],
            [
              -74.75710656133404,
              39.10989538351971,
              -1.760258635901088
            ],
            [
              -74.74554031539739,
              39.109870712266776,
              6.939741364098913
            ],
            [
              -74.74557271146493,
              39.10085960735755,
              6.939741364098913
            ],
            [
              -74.75713748490233,
              39.100884270735236,
              -1.760258635901088
            ]
          ]
        ]
      },
      "bbox": [
        -74.75713748,
        39.10085961,
        -1.760258636,
        -74.74554032,
        39.10989538,
        6.939741364
      ],
      "properties": {
        "datetime": "2020-07-03T19:05:22Z",
        "pc:count": 3208305,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 521454.4505,
            "count": 3208305,
            "maximum": 522000.0077,
            "minimum": 521000.0077,
            "name": "X",
            "position": 0,
            "stddev": 263.4789875,
            "variance": 69421.17684
          },
          {
            "average": 4328585.15,
            "count": 3208305,
            "maximum": 4328999.986,
            "minimum": 4327999.986,
            "name": "Y",
            "position": 1,
            "stddev": 265.6032055,
            "variance": 70545.06275
          },
          {
            "average": 0.5721650271,
            "count": 3208305,
            "maximum": 6.939741364,
            "minimum": -1.760258636,
            "name": "Z",
            "position": 2,
            "stddev": 0.407932803,
            "variance": 0.1664091718
          },
          {
            "average": 4767.456331,
            "count": 3208305,
            "maximum": 35782,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2607.730762,
            "variance": 6800259.727
          },
          {
            "average": 1.001078139,
            "count": 3208305,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.03287427013,
            "variance": 0.001080717636
          },
          {
            "average": 1.002257267,
            "count": 3208305,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.04757513025,
            "variance": 0.002263393018
          },
          {
            "average": 1,
            "count": 3208305,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3208305,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.224220266,
            "count": 3208305,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 3.984964136,
            "variance": 15.87993916
          },
          {
            "average": 19.93744426,
            "count": 3208305,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.353006134,
            "variance": 1.830625597
          },
          {
            "average": 1.027548503,
            "count": 3208305,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.1636962081,
            "variance": 0.02679644856
          },
          {
            "average": 13.3422505,
            "count": 3208305,
            "maximum": 28,
            "minimum": 9,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.493000738,
            "variance": 2.229051202
          },
          {
            "average": 277832541,
            "count": 3208305,
            "maximum": 277838322.3,
            "minimum": 277830784.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 621.369887,
            "variance": 386100.5365
          },
          {
            "average": 0,
            "count": 3208305,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3208305,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3208305,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3208305,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3208305,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          521000.0077,
          4327999.986,
          -1.760258636,
          522000.0077,
          4328999.986,
          6.939741364
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                521000.00765427796,
                4327999.986201007,
                -1.760258635901088
              ],
              [
                521000.00765427796,
                4328999.986201007,
                -1.760258635901088
              ],
              [
                522000.00765427796,
                4328999.986201007,
                6.939741364098913
              ],
              [
                522000.00765427796,
                4327999.986201007,
                6.939741364098913
              ],
              [
                521000.00765427796,
                4327999.986201007,
                -1.760258635901088
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T19:05:22+00:00",
        "end_time": "2020-07-03T16:59:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ2128.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ2128.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ2128.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2128.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.75713748,
            39.10085961,
            -1.760258636,
            -74.74554032,
            39.10989538,
            6.939741364
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.75713748490233,
                  39.100884270735236,
                  -1.760258635901088
                ],
                [
                  -74.75710656133404,
                  39.10989538351971,
                  -1.760258635901088
                ],
                [
                  -74.74554031539739,
                  39.109870712266776,
                  6.939741364098913
                ],
                [
                  -74.74557271146493,
                  39.10085960735755,
                  6.939741364098913
                ],
                [
                  -74.75713748490233,
                  39.100884270735236,
                  -1.760258635901088
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ2128.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2128.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T19:05:22Z",
            "pc:count": 3208305,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 521454.4505,
                "count": 3208305,
                "maximum": 522000.0077,
                "minimum": 521000.0077,
                "name": "X",
                "position": 0,
                "stddev": 263.4789875,
                "variance": 69421.17684
              },
              {
                "average": 4328585.15,
                "count": 3208305,
                "maximum": 4328999.986,
                "minimum": 4327999.986,
                "name": "Y",
                "position": 1,
                "stddev": 265.6032055,
                "variance": 70545.06275
              },
              {
                "average": 0.5721650271,
                "count": 3208305,
                "maximum": 6.939741364,
                "minimum": -1.760258636,
                "name": "Z",
                "position": 2,
                "stddev": 0.407932803,
                "variance": 0.1664091718
              },
              {
                "average": 4767.456331,
                "count": 3208305,
                "maximum": 35782,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2607.730762,
                "variance": 6800259.727
              },
              {
                "average": 1.001078139,
                "count": 3208305,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.03287427013,
                "variance": 0.001080717636
              },
              {
                "average": 1.002257267,
                "count": 3208305,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.04757513025,
                "variance": 0.002263393018
              },
              {
                "average": 1,
                "count": 3208305,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3208305,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.224220266,
                "count": 3208305,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 3.984964136,
                "variance": 15.87993916
              },
              {
                "average": 19.93744426,
                "count": 3208305,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.353006134,
                "variance": 1.830625597
              },
              {
                "average": 1.027548503,
                "count": 3208305,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.1636962081,
                "variance": 0.02679644856
              },
              {
                "average": 13.3422505,
                "count": 3208305,
                "maximum": 28,
                "minimum": 9,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.493000738,
                "variance": 2.229051202
              },
              {
                "average": 277832541,
                "count": 3208305,
                "maximum": 277838322.3,
                "minimum": 277830784.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 621.369887,
                "variance": 386100.5365
              },
              {
                "average": 0,
                "count": 3208305,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3208305,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3208305,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3208305,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3208305,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              521000.0077,
              4327999.986,
              -1.760258636,
              522000.0077,
              4328999.986,
              6.939741364
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    521000.00765427796,
                    4327999.986201007,
                    -1.760258635901088
                  ],
                  [
                    521000.00765427796,
                    4328999.986201007,
                    -1.760258635901088
                  ],
                  [
                    522000.00765427796,
                    4328999.986201007,
                    6.939741364098913
                  ],
                  [
                    522000.00765427796,
                    4327999.986201007,
                    6.939741364098913
                  ],
                  [
                    521000.00765427796,
                    4327999.986201007,
                    -1.760258635901088
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T19:05:22+00:00",
            "end_time": "2020-07-03T16:59:44+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": "20200702_USGS_NJ_18SWJ6073.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.30211315788243,
              39.50453246984446,
              -4.237202939877949
            ],
            [
              -74.3020230138111,
              39.51354236711136,
              -4.237202939877949
            ],
            [
              -74.29039089636616,
              39.51347194679127,
              6.322797060122052
            ],
            [
              -74.2904825424265,
              39.50446207193551,
              6.322797060122052
            ],
            [
              -74.30211315788243,
              39.50453246984446,
              -4.237202939877949
            ]
          ]
        ]
      },
      "bbox": [
        -74.30211316,
        39.50446207,
        -4.23720294,
        -74.2903909,
        39.51354237,
        6.32279706
      ],
      "properties": {
        "datetime": "2020-07-02T14:20:55Z",
        "pc:count": 2319916,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 560546.9893,
            "count": 2319916,
            "maximum": 561000.0113,
            "minimum": 560000.0113,
            "name": "X",
            "position": 0,
            "stddev": 271.6790518,
            "variance": 73809.50717
          },
          {
            "average": 4373315.323,
            "count": 2319916,
            "maximum": 4373999.984,
            "minimum": 4372999.984,
            "name": "Y",
            "position": 1,
            "stddev": 254.2198512,
            "variance": 64627.73272
          },
          {
            "average": 0.4015892405,
            "count": 2319916,
            "maximum": 6.32279706,
            "minimum": -4.23720294,
            "name": "Z",
            "position": 2,
            "stddev": 1.348993018,
            "variance": 1.819782163
          },
          {
            "average": 4387.497874,
            "count": 2319916,
            "maximum": 55036,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 4443.916234,
            "variance": 19748391.5
          },
          {
            "average": 1.053829535,
            "count": 2319916,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2535193922,
            "variance": 0.06427208223
          },
          {
            "average": 1.108253057,
            "count": 2319916,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3698911614,
            "variance": 0.1368194713
          },
          {
            "average": 1,
            "count": 2319916,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2319916,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 10.1249153,
            "count": 2319916,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 12.66303958,
            "variance": 160.3525713
          },
          {
            "average": 19.74337539,
            "count": 2319916,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.393748637,
            "variance": 1.942535264
          },
          {
            "average": 1.37561791,
            "count": 2319916,
            "maximum": 5,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4981478171,
            "variance": 0.2481512477
          },
          {
            "average": 2.352120077,
            "count": 2319916,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.175403712,
            "variance": 1.381573886
          },
          {
            "average": 277733767.4,
            "count": 2319916,
            "maximum": 277734855.5,
            "minimum": 277732738.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 863.7997279,
            "variance": 746149.9699
          },
          {
            "average": 0,
            "count": 2319916,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2319916,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2319916,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2319916,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2319916,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          560000.0113,
          4372999.984,
          -4.23720294,
          561000.0113,
          4373999.984,
          6.32279706
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                560000.0113132608,
                4372999.984127147,
                -4.237202939877949
              ],
              [
                560000.0113132608,
                4373999.984127147,
                -4.237202939877949
              ],
              [
                561000.0113132608,
                4373999.984127147,
                6.322797060122052
              ],
              [
                561000.0113132608,
                4372999.984127147,
                6.322797060122052
              ],
              [
                560000.0113132608,
                4372999.984127147,
                -4.237202939877949
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:20:55+00:00",
        "end_time": "2020-07-02T13:45:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ6073.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ6073.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ6073.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6073.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.30211316,
            39.50446207,
            -4.23720294,
            -74.2903909,
            39.51354237,
            6.32279706
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.30211315788243,
                  39.50453246984446,
                  -4.237202939877949
                ],
                [
                  -74.3020230138111,
                  39.51354236711136,
                  -4.237202939877949
                ],
                [
                  -74.29039089636616,
                  39.51347194679127,
                  6.322797060122052
                ],
                [
                  -74.2904825424265,
                  39.50446207193551,
                  6.322797060122052
                ],
                [
                  -74.30211315788243,
                  39.50453246984446,
                  -4.237202939877949
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ6073.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6073.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:20:55Z",
            "pc:count": 2319916,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 560546.9893,
                "count": 2319916,
                "maximum": 561000.0113,
                "minimum": 560000.0113,
                "name": "X",
                "position": 0,
                "stddev": 271.6790518,
                "variance": 73809.50717
              },
              {
                "average": 4373315.323,
                "count": 2319916,
                "maximum": 4373999.984,
                "minimum": 4372999.984,
                "name": "Y",
                "position": 1,
                "stddev": 254.2198512,
                "variance": 64627.73272
              },
              {
                "average": 0.4015892405,
                "count": 2319916,
                "maximum": 6.32279706,
                "minimum": -4.23720294,
                "name": "Z",
                "position": 2,
                "stddev": 1.348993018,
                "variance": 1.819782163
              },
              {
                "average": 4387.497874,
                "count": 2319916,
                "maximum": 55036,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 4443.916234,
                "variance": 19748391.5
              },
              {
                "average": 1.053829535,
                "count": 2319916,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2535193922,
                "variance": 0.06427208223
              },
              {
                "average": 1.108253057,
                "count": 2319916,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3698911614,
                "variance": 0.1368194713
              },
              {
                "average": 1,
                "count": 2319916,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2319916,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 10.1249153,
                "count": 2319916,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 12.66303958,
                "variance": 160.3525713
              },
              {
                "average": 19.74337539,
                "count": 2319916,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.393748637,
                "variance": 1.942535264
              },
              {
                "average": 1.37561791,
                "count": 2319916,
                "maximum": 5,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4981478171,
                "variance": 0.2481512477
              },
              {
                "average": 2.352120077,
                "count": 2319916,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.175403712,
                "variance": 1.381573886
              },
              {
                "average": 277733767.4,
                "count": 2319916,
                "maximum": 277734855.5,
                "minimum": 277732738.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 863.7997279,
                "variance": 746149.9699
              },
              {
                "average": 0,
                "count": 2319916,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2319916,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2319916,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2319916,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2319916,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              560000.0113,
              4372999.984,
              -4.23720294,
              561000.0113,
              4373999.984,
              6.32279706
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    560000.0113132608,
                    4372999.984127147,
                    -4.237202939877949
                  ],
                  [
                    560000.0113132608,
                    4373999.984127147,
                    -4.237202939877949
                  ],
                  [
                    561000.0113132608,
                    4373999.984127147,
                    6.322797060122052
                  ],
                  [
                    561000.0113132608,
                    4372999.984127147,
                    6.322797060122052
                  ],
                  [
                    560000.0113132608,
                    4372999.984127147,
                    -4.237202939877949
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:20:55+00:00",
            "end_time": "2020-07-02T13:45:38+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": "20200702_USGS_NJ_18SWJ6376.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.26693743291327,
              39.53134726782011,
              -3.982353592252949
            ],
            [
              -74.26684265535697,
              39.54035705415578,
              -3.982353592252949
            ],
            [
              -74.25520615357996,
              39.54028307211418,
              45.41764640774705
            ],
            [
              -74.25530243508723,
              39.53127330931855,
              45.41764640774705
            ],
            [
              -74.26693743291327,
              39.53134726782011,
              -3.982353592252949
            ]
          ]
        ]
      },
      "bbox": [
        -74.26693743,
        39.53127331,
        -3.982353592,
        -74.25520615,
        39.54035705,
        45.41764641
      ],
      "properties": {
        "datetime": "2020-07-02T13:57:37Z",
        "pc:count": 3572768,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 563463.6467,
            "count": 3572768,
            "maximum": 564000.0049,
            "minimum": 563000.0049,
            "name": "X",
            "position": 0,
            "stddev": 231.5218166,
            "variance": 53602.35157
          },
          {
            "average": 4376474.569,
            "count": 3572768,
            "maximum": 4376999.988,
            "minimum": 4375999.988,
            "name": "Y",
            "position": 1,
            "stddev": 280.7573008,
            "variance": 78824.66197
          },
          {
            "average": 3.449104574,
            "count": 3572768,
            "maximum": 45.41764641,
            "minimum": -3.982353592,
            "name": "Z",
            "position": 2,
            "stddev": 3.621735226,
            "variance": 13.11696605
          },
          {
            "average": 5906.4962,
            "count": 3572768,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 6555.082203,
            "variance": 42969102.68
          },
          {
            "average": 1.425226043,
            "count": 3572768,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8163778728,
            "variance": 0.6664728311
          },
          {
            "average": 1.870553588,
            "count": 3572768,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.208450471,
            "variance": 1.46035254
          },
          {
            "average": 1,
            "count": 3572768,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3572768,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 4.638450076,
            "count": 3572768,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 8.912532703,
            "variance": 79.43323919
          },
          {
            "average": 19.93132196,
            "count": 3572768,
            "maximum": 25.00200081,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 2.105276714,
            "variance": 4.432190041
          },
          {
            "average": 1.576334931,
            "count": 3572768,
            "maximum": 11,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.8863972608,
            "variance": 0.7857001039
          },
          {
            "average": 1.844943752,
            "count": 3572768,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.7291457061,
            "variance": 0.5316534607
          },
          {
            "average": 277733040.7,
            "count": 3572768,
            "maximum": 277733457.3,
            "minimum": 277732793.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 229.7827295,
            "variance": 52800.10277
          },
          {
            "average": 0,
            "count": 3572768,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3572768,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3572768,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3572768,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3572768,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          563000.0049,
          4375999.988,
          -3.982353592,
          564000.0049,
          4376999.988,
          45.41764641
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                563000.0048522628,
                4375999.988243401,
                -3.982353592252949
              ],
              [
                563000.0048522628,
                4376999.988243401,
                -3.982353592252949
              ],
              [
                564000.0048522628,
                4376999.988243401,
                45.41764640774705
              ],
              [
                564000.0048522628,
                4375999.988243401,
                45.41764640774705
              ],
              [
                563000.0048522628,
                4375999.988243401,
                -3.982353592252949
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T13:57:37+00:00",
        "end_time": "2020-07-02T13:46:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ6376.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ6376.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ6376.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6376.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.26693743,
            39.53127331,
            -3.982353592,
            -74.25520615,
            39.54035705,
            45.41764641
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.26693743291327,
                  39.53134726782011,
                  -3.982353592252949
                ],
                [
                  -74.26684265535697,
                  39.54035705415578,
                  -3.982353592252949
                ],
                [
                  -74.25520615357996,
                  39.54028307211418,
                  45.41764640774705
                ],
                [
                  -74.25530243508723,
                  39.53127330931855,
                  45.41764640774705
                ],
                [
                  -74.26693743291327,
                  39.53134726782011,
                  -3.982353592252949
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ6376.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6376.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T13:57:37Z",
            "pc:count": 3572768,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 563463.6467,
                "count": 3572768,
                "maximum": 564000.0049,
                "minimum": 563000.0049,
                "name": "X",
                "position": 0,
                "stddev": 231.5218166,
                "variance": 53602.35157
              },
              {
                "average": 4376474.569,
                "count": 3572768,
                "maximum": 4376999.988,
                "minimum": 4375999.988,
                "name": "Y",
                "position": 1,
                "stddev": 280.7573008,
                "variance": 78824.66197
              },
              {
                "average": 3.449104574,
                "count": 3572768,
                "maximum": 45.41764641,
                "minimum": -3.982353592,
                "name": "Z",
                "position": 2,
                "stddev": 3.621735226,
                "variance": 13.11696605
              },
              {
                "average": 5906.4962,
                "count": 3572768,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 6555.082203,
                "variance": 42969102.68
              },
              {
                "average": 1.425226043,
                "count": 3572768,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8163778728,
                "variance": 0.6664728311
              },
              {
                "average": 1.870553588,
                "count": 3572768,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.208450471,
                "variance": 1.46035254
              },
              {
                "average": 1,
                "count": 3572768,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3572768,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 4.638450076,
                "count": 3572768,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 8.912532703,
                "variance": 79.43323919
              },
              {
                "average": 19.93132196,
                "count": 3572768,
                "maximum": 25.00200081,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 2.105276714,
                "variance": 4.432190041
              },
              {
                "average": 1.576334931,
                "count": 3572768,
                "maximum": 11,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.8863972608,
                "variance": 0.7857001039
              },
              {
                "average": 1.844943752,
                "count": 3572768,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.7291457061,
                "variance": 0.5316534607
              },
              {
                "average": 277733040.7,
                "count": 3572768,
                "maximum": 277733457.3,
                "minimum": 277732793.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 229.7827295,
                "variance": 52800.10277
              },
              {
                "average": 0,
                "count": 3572768,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3572768,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3572768,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3572768,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3572768,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              563000.0049,
              4375999.988,
              -3.982353592,
              564000.0049,
              4376999.988,
              45.41764641
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    563000.0048522628,
                    4375999.988243401,
                    -3.982353592252949
                  ],
                  [
                    563000.0048522628,
                    4376999.988243401,
                    -3.982353592252949
                  ],
                  [
                    564000.0048522628,
                    4376999.988243401,
                    45.41764640774705
                  ],
                  [
                    564000.0048522628,
                    4375999.988243401,
                    45.41764640774705
                  ],
                  [
                    563000.0048522628,
                    4375999.988243401,
                    -3.982353592252949
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T13:57:37+00:00",
            "end_time": "2020-07-02T13:46:33+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": "20200702_USGS_NJ_18SWJ1210.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.86153482058559,
              38.94030495204555,
              -5.642228250056258
            ],
            [
              -74.86152011891352,
              38.94786264763747,
              -5.642228250056258
            ],
            [
              -74.85245503239814,
              38.94785154064786,
              9.517771749943742
            ],
            [
              -74.85247069645395,
              38.94029384803317,
              9.517771749943742
            ],
            [
              -74.86153482058559,
              38.94030495204555,
              -5.642228250056258
            ]
          ]
        ]
      },
      "bbox": [
        -74.86153482,
        38.94029385,
        -5.64222825,
        -74.85245503,
        38.94786265,
        9.51777175
      ],
      "properties": {
        "datetime": "2020-07-02T16:44:47Z",
        "pc:count": 2003175,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 512188.0564,
            "count": 2003175,
            "maximum": 512785.5534,
            "minimum": 512000.0134,
            "name": "X",
            "position": 0,
            "stddev": 164.3077388,
            "variance": 26997.03305
          },
          {
            "average": 4310777.05,
            "count": 2003175,
            "maximum": 4310999.987,
            "minimum": 4310161.307,
            "name": "Y",
            "position": 1,
            "stddev": 145.5330824,
            "variance": 21179.87807
          },
          {
            "average": 1.456694146,
            "count": 2003175,
            "maximum": 9.51777175,
            "minimum": -5.64222825,
            "name": "Z",
            "position": 2,
            "stddev": 2.680190473,
            "variance": 7.183420969
          },
          {
            "average": 5422.357502,
            "count": 2003175,
            "maximum": 50174,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 5935.226585,
            "variance": 35226914.61
          },
          {
            "average": 1.226924258,
            "count": 2003175,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5695422242,
            "variance": 0.3243783451
          },
          {
            "average": 1.454313278,
            "count": 2003175,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8340756783,
            "variance": 0.6956822371
          },
          {
            "average": 1,
            "count": 2003175,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2003175,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 5.553891697,
            "count": 2003175,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 9.852748616,
            "variance": 97.0766553
          },
          {
            "average": 20.23283481,
            "count": 2003175,
            "maximum": 24,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.722408094,
            "variance": 2.966689643
          },
          {
            "average": 1.388212712,
            "count": 2003175,
            "maximum": 7,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.6250564817,
            "variance": 0.3906956054
          },
          {
            "average": 2.779260923,
            "count": 2003175,
            "maximum": 6,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.555515817,
            "variance": 2.419629456
          },
          {
            "average": 277741585.3,
            "count": 2003175,
            "maximum": 277743487.2,
            "minimum": 277740335,
            "name": "GpsTime",
            "position": 12,
            "stddev": 846.9111639,
            "variance": 717258.5195
          },
          {
            "average": 0,
            "count": 2003175,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2003175,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2003175,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2003175,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2003175,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          512000.0134,
          4310161.307,
          -5.64222825,
          512785.5534,
          4310999.987,
          9.51777175
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                512000.0134428625,
                4310161.306885518,
                -5.642228250056258
              ],
              [
                512000.0134428625,
                4310999.986885518,
                -5.642228250056258
              ],
              [
                512785.5534428625,
                4310999.986885518,
                9.517771749943742
              ],
              [
                512785.5534428625,
                4310161.306885518,
                9.517771749943742
              ],
              [
                512000.0134428625,
                4310161.306885518,
                -5.642228250056258
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T16:44:47+00:00",
        "end_time": "2020-07-02T15:52:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1210.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1210.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1210.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1210.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.86153482,
            38.94029385,
            -5.64222825,
            -74.85245503,
            38.94786265,
            9.51777175
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.86153482058559,
                  38.94030495204555,
                  -5.642228250056258
                ],
                [
                  -74.86152011891352,
                  38.94786264763747,
                  -5.642228250056258
                ],
                [
                  -74.85245503239814,
                  38.94785154064786,
                  9.517771749943742
                ],
                [
                  -74.85247069645395,
                  38.94029384803317,
                  9.517771749943742
                ],
                [
                  -74.86153482058559,
                  38.94030495204555,
                  -5.642228250056258
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1210.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1210.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T16:44:47Z",
            "pc:count": 2003175,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 512188.0564,
                "count": 2003175,
                "maximum": 512785.5534,
                "minimum": 512000.0134,
                "name": "X",
                "position": 0,
                "stddev": 164.3077388,
                "variance": 26997.03305
              },
              {
                "average": 4310777.05,
                "count": 2003175,
                "maximum": 4310999.987,
                "minimum": 4310161.307,
                "name": "Y",
                "position": 1,
                "stddev": 145.5330824,
                "variance": 21179.87807
              },
              {
                "average": 1.456694146,
                "count": 2003175,
                "maximum": 9.51777175,
                "minimum": -5.64222825,
                "name": "Z",
                "position": 2,
                "stddev": 2.680190473,
                "variance": 7.183420969
              },
              {
                "average": 5422.357502,
                "count": 2003175,
                "maximum": 50174,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 5935.226585,
                "variance": 35226914.61
              },
              {
                "average": 1.226924258,
                "count": 2003175,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5695422242,
                "variance": 0.3243783451
              },
              {
                "average": 1.454313278,
                "count": 2003175,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8340756783,
                "variance": 0.6956822371
              },
              {
                "average": 1,
                "count": 2003175,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2003175,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 5.553891697,
                "count": 2003175,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 9.852748616,
                "variance": 97.0766553
              },
              {
                "average": 20.23283481,
                "count": 2003175,
                "maximum": 24,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.722408094,
                "variance": 2.966689643
              },
              {
                "average": 1.388212712,
                "count": 2003175,
                "maximum": 7,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.6250564817,
                "variance": 0.3906956054
              },
              {
                "average": 2.779260923,
                "count": 2003175,
                "maximum": 6,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.555515817,
                "variance": 2.419629456
              },
              {
                "average": 277741585.3,
                "count": 2003175,
                "maximum": 277743487.2,
                "minimum": 277740335,
                "name": "GpsTime",
                "position": 12,
                "stddev": 846.9111639,
                "variance": 717258.5195
              },
              {
                "average": 0,
                "count": 2003175,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2003175,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2003175,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2003175,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2003175,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              512000.0134,
              4310161.307,
              -5.64222825,
              512785.5534,
              4310999.987,
              9.51777175
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    512000.0134428625,
                    4310161.306885518,
                    -5.642228250056258
                  ],
                  [
                    512000.0134428625,
                    4310999.986885518,
                    -5.642228250056258
                  ],
                  [
                    512785.5534428625,
                    4310999.986885518,
                    9.517771749943742
                  ],
                  [
                    512785.5534428625,
                    4310161.306885518,
                    9.517771749943742
                  ],
                  [
                    512000.0134428625,
                    4310161.306885518,
                    -5.642228250056258
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T16:44:47+00:00",
            "end_time": "2020-07-02T15:52:15+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ0418.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.9521517542671,
              39.01101467946532,
              -1.052237996655629
            ],
            [
              -74.95214568122475,
              39.02002600952096,
              -1.052237996655629
            ],
            [
              -74.94417893869944,
              39.020022469499686,
              24.907762003344374
            ],
            [
              -74.94418602277504,
              39.01101114057484,
              24.907762003344374
            ],
            [
              -74.9521517542671,
              39.01101467946532,
              -1.052237996655629
            ]
          ]
        ]
      },
      "bbox": [
        -74.95215175,
        39.01101114,
        -1.052237997,
        -74.94417894,
        39.02002601,
        24.907762
      ],
      "properties": {
        "datetime": "2020-07-02T17:26:45Z",
        "pc:count": 3554717,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 504517.6518,
            "count": 3554717,
            "maximum": 504832.2811,
            "minimum": 504142.6211,
            "name": "X",
            "position": 0,
            "stddev": 130.0307891,
            "variance": 16908.00613
          },
          {
            "average": 4318495.626,
            "count": 3554717,
            "maximum": 4318999.984,
            "minimum": 4317999.984,
            "name": "Y",
            "position": 1,
            "stddev": 286.9208461,
            "variance": 82323.57192
          },
          {
            "average": 5.466267229,
            "count": 3554717,
            "maximum": 24.907762,
            "minimum": -1.052237997,
            "name": "Z",
            "position": 2,
            "stddev": 4.37736936,
            "variance": 19.16136251
          },
          {
            "average": 4718.833793,
            "count": 3554717,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 5451.52397,
            "variance": 29719113.6
          },
          {
            "average": 1.704552571,
            "count": 3554717,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.068085771,
            "variance": 1.140807214
          },
          {
            "average": 2.433570099,
            "count": 3554717,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.555274451,
            "variance": 2.418878618
          },
          {
            "average": 1,
            "count": 3554717,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3554717,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.318285253,
            "count": 3554717,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4658109185,
            "variance": 0.2169798118
          },
          {
            "average": 20.25959883,
            "count": 3554717,
            "maximum": 24,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.594884201,
            "variance": 2.543655615
          },
          {
            "average": 1.812013164,
            "count": 3554717,
            "maximum": 13,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.318111753,
            "variance": 1.737418595
          },
          {
            "average": 2.609949822,
            "count": 3554717,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4916126466,
            "variance": 0.2416829943
          },
          {
            "average": 277745058.1,
            "count": 3554717,
            "maximum": 277746005.2,
            "minimum": 277744272.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 458.2929549,
            "variance": 210032.4325
          },
          {
            "average": 0,
            "count": 3554717,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3554717,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3554717,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3554717,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3554717,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          504142.6211,
          4317999.984,
          -1.052237997,
          504832.2811,
          4318999.984,
          24.907762
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                504142.6211299281,
                4317999.983913381,
                -1.052237996655629
              ],
              [
                504142.6211299281,
                4318999.983913381,
                -1.052237996655629
              ],
              [
                504832.28112992813,
                4318999.983913381,
                24.907762003344374
              ],
              [
                504832.28112992813,
                4317999.983913381,
                24.907762003344374
              ],
              [
                504142.6211299281,
                4317999.983913381,
                -1.052237996655629
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:26:45+00:00",
        "end_time": "2020-07-02T16:57:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0418.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0418.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0418.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0418.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.95215175,
            39.01101114,
            -1.052237997,
            -74.94417894,
            39.02002601,
            24.907762
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.9521517542671,
                  39.01101467946532,
                  -1.052237996655629
                ],
                [
                  -74.95214568122475,
                  39.02002600952096,
                  -1.052237996655629
                ],
                [
                  -74.94417893869944,
                  39.020022469499686,
                  24.907762003344374
                ],
                [
                  -74.94418602277504,
                  39.01101114057484,
                  24.907762003344374
                ],
                [
                  -74.9521517542671,
                  39.01101467946532,
                  -1.052237996655629
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0418.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0418.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:26:45Z",
            "pc:count": 3554717,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 504517.6518,
                "count": 3554717,
                "maximum": 504832.2811,
                "minimum": 504142.6211,
                "name": "X",
                "position": 0,
                "stddev": 130.0307891,
                "variance": 16908.00613
              },
              {
                "average": 4318495.626,
                "count": 3554717,
                "maximum": 4318999.984,
                "minimum": 4317999.984,
                "name": "Y",
                "position": 1,
                "stddev": 286.9208461,
                "variance": 82323.57192
              },
              {
                "average": 5.466267229,
                "count": 3554717,
                "maximum": 24.907762,
                "minimum": -1.052237997,
                "name": "Z",
                "position": 2,
                "stddev": 4.37736936,
                "variance": 19.16136251
              },
              {
                "average": 4718.833793,
                "count": 3554717,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 5451.52397,
                "variance": 29719113.6
              },
              {
                "average": 1.704552571,
                "count": 3554717,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.068085771,
                "variance": 1.140807214
              },
              {
                "average": 2.433570099,
                "count": 3554717,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.555274451,
                "variance": 2.418878618
              },
              {
                "average": 1,
                "count": 3554717,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3554717,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.318285253,
                "count": 3554717,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4658109185,
                "variance": 0.2169798118
              },
              {
                "average": 20.25959883,
                "count": 3554717,
                "maximum": 24,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.594884201,
                "variance": 2.543655615
              },
              {
                "average": 1.812013164,
                "count": 3554717,
                "maximum": 13,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.318111753,
                "variance": 1.737418595
              },
              {
                "average": 2.609949822,
                "count": 3554717,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4916126466,
                "variance": 0.2416829943
              },
              {
                "average": 277745058.1,
                "count": 3554717,
                "maximum": 277746005.2,
                "minimum": 277744272.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 458.2929549,
                "variance": 210032.4325
              },
              {
                "average": 0,
                "count": 3554717,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3554717,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3554717,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3554717,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3554717,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              504142.6211,
              4317999.984,
              -1.052237997,
              504832.2811,
              4318999.984,
              24.907762
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    504142.6211299281,
                    4317999.983913381,
                    -1.052237996655629
                  ],
                  [
                    504142.6211299281,
                    4318999.983913381,
                    -1.052237996655629
                  ],
                  [
                    504832.28112992813,
                    4318999.983913381,
                    24.907762003344374
                  ],
                  [
                    504832.28112992813,
                    4317999.983913381,
                    24.907762003344374
                  ],
                  [
                    504142.6211299281,
                    4317999.983913381,
                    -1.052237996655629
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:26:45+00:00",
            "end_time": "2020-07-02T16:57:52+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": "20200702_USGS_NJ_18SWJ6173.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.29048248748076,
              39.50446284063323,
              -4.926076861643921
            ],
            [
              -74.29039084874415,
              39.51347199469828,
              -4.926076861643921
            ],
            [
              -74.27875900509217,
              39.51340041209532,
              8.07392313835608
            ],
            [
              -74.27885214564722,
              39.504391280809436,
              8.07392313835608
            ],
            [
              -74.29048248748076,
              39.50446284063323,
              -4.926076861643921
            ]
          ]
        ]
      },
      "bbox": [
        -74.29048249,
        39.50439128,
        -4.926076862,
        -74.27875901,
        39.51347199,
        8.073923138
      ],
      "properties": {
        "datetime": "2020-07-02T13:56:46Z",
        "pc:count": 1532784,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 561267.8535,
            "count": 1532784,
            "maximum": 561999.9954,
            "minimum": 561000.0154,
            "name": "X",
            "position": 0,
            "stddev": 188.9053405,
            "variance": 35685.22768
          },
          {
            "average": 4373649.417,
            "count": 1532784,
            "maximum": 4373999.989,
            "minimum": 4373000.069,
            "name": "Y",
            "position": 1,
            "stddev": 240.6295131,
            "variance": 57902.56256
          },
          {
            "average": -0.3873312197,
            "count": 1532784,
            "maximum": 8.073923138,
            "minimum": -4.926076862,
            "name": "Z",
            "position": 2,
            "stddev": 2.19575552,
            "variance": 4.821342303
          },
          {
            "average": 5069.517033,
            "count": 1532784,
            "maximum": 41615,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 5655.465511,
            "variance": 31984290.15
          },
          {
            "average": 1.035963319,
            "count": 1532784,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2249165033,
            "variance": 0.05058743345
          },
          {
            "average": 1.072729099,
            "count": 1532784,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3407729835,
            "variance": 0.1161262262
          },
          {
            "average": 1,
            "count": 1532784,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1532784,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 15.11416873,
            "count": 1532784,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 13.65191523,
            "variance": 186.3747895
          },
          {
            "average": 19.94430181,
            "count": 1532784,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.824369744,
            "variance": 3.328324962
          },
          {
            "average": 1.537780274,
            "count": 1532784,
            "maximum": 6,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.5235445838,
            "variance": 0.2740989312
          },
          {
            "average": 1.932576932,
            "count": 1532784,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.7336822267,
            "variance": 0.5382896098
          },
          {
            "average": 277733063.9,
            "count": 1532784,
            "maximum": 277733406.9,
            "minimum": 277732748.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 236.3998559,
            "variance": 55884.89187
          },
          {
            "average": 0,
            "count": 1532784,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1532784,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1532784,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1532784,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1532784,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          561000.0154,
          4373000.069,
          -4.926076862,
          561999.9954,
          4373999.989,
          8.073923138
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                561000.0153651242,
                4373000.069476248,
                -4.926076861643921
              ],
              [
                561000.0153651242,
                4373999.989476248,
                -4.926076861643921
              ],
              [
                561999.9953651242,
                4373999.989476248,
                8.07392313835608
              ],
              [
                561999.9953651242,
                4373000.069476248,
                8.07392313835608
              ],
              [
                561000.0153651242,
                4373000.069476248,
                -4.926076861643921
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T13:56:46+00:00",
        "end_time": "2020-07-02T13:45:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ6173.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ6173.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ6173.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6173.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.29048249,
            39.50439128,
            -4.926076862,
            -74.27875901,
            39.51347199,
            8.073923138
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.29048248748076,
                  39.50446284063323,
                  -4.926076861643921
                ],
                [
                  -74.29039084874415,
                  39.51347199469828,
                  -4.926076861643921
                ],
                [
                  -74.27875900509217,
                  39.51340041209532,
                  8.07392313835608
                ],
                [
                  -74.27885214564722,
                  39.504391280809436,
                  8.07392313835608
                ],
                [
                  -74.29048248748076,
                  39.50446284063323,
                  -4.926076861643921
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ6173.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6173.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T13:56:46Z",
            "pc:count": 1532784,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 561267.8535,
                "count": 1532784,
                "maximum": 561999.9954,
                "minimum": 561000.0154,
                "name": "X",
                "position": 0,
                "stddev": 188.9053405,
                "variance": 35685.22768
              },
              {
                "average": 4373649.417,
                "count": 1532784,
                "maximum": 4373999.989,
                "minimum": 4373000.069,
                "name": "Y",
                "position": 1,
                "stddev": 240.6295131,
                "variance": 57902.56256
              },
              {
                "average": -0.3873312197,
                "count": 1532784,
                "maximum": 8.073923138,
                "minimum": -4.926076862,
                "name": "Z",
                "position": 2,
                "stddev": 2.19575552,
                "variance": 4.821342303
              },
              {
                "average": 5069.517033,
                "count": 1532784,
                "maximum": 41615,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 5655.465511,
                "variance": 31984290.15
              },
              {
                "average": 1.035963319,
                "count": 1532784,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2249165033,
                "variance": 0.05058743345
              },
              {
                "average": 1.072729099,
                "count": 1532784,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3407729835,
                "variance": 0.1161262262
              },
              {
                "average": 1,
                "count": 1532784,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1532784,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 15.11416873,
                "count": 1532784,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 13.65191523,
                "variance": 186.3747895
              },
              {
                "average": 19.94430181,
                "count": 1532784,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.824369744,
                "variance": 3.328324962
              },
              {
                "average": 1.537780274,
                "count": 1532784,
                "maximum": 6,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.5235445838,
                "variance": 0.2740989312
              },
              {
                "average": 1.932576932,
                "count": 1532784,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.7336822267,
                "variance": 0.5382896098
              },
              {
                "average": 277733063.9,
                "count": 1532784,
                "maximum": 277733406.9,
                "minimum": 277732748.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 236.3998559,
                "variance": 55884.89187
              },
              {
                "average": 0,
                "count": 1532784,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1532784,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1532784,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1532784,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1532784,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              561000.0154,
              4373000.069,
              -4.926076862,
              561999.9954,
              4373999.989,
              8.073923138
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    561000.0153651242,
                    4373000.069476248,
                    -4.926076861643921
                  ],
                  [
                    561000.0153651242,
                    4373999.989476248,
                    -4.926076861643921
                  ],
                  [
                    561999.9953651242,
                    4373999.989476248,
                    8.07392313835608
                  ],
                  [
                    561999.9953651242,
                    4373000.069476248,
                    8.07392313835608
                  ],
                  [
                    561000.0153651242,
                    4373000.069476248,
                    -4.926076861643921
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T13:56:46+00:00",
            "end_time": "2020-07-02T13:45:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ2124.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.75726083919135,
              39.06483956423844,
              -1.741337109349089
            ],
            [
              -74.7572299703567,
              39.073850913193326,
              -1.741337109349089
            ],
            [
              -74.74566984165686,
              39.07382627391371,
              22.79866289065091
            ],
            [
              -74.74570218035392,
              39.06481493282616,
              22.79866289065091
            ],
            [
              -74.75726083919135,
              39.06483956423844,
              -1.741337109349089
            ]
          ]
        ]
      },
      "bbox": [
        -74.75726084,
        39.06481493,
        -1.741337109,
        -74.74566984,
        39.07385091,
        22.79866289
      ],
      "properties": {
        "datetime": "2020-07-03T16:31:45Z",
        "pc:count": 4080156,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 521641.1781,
            "count": 4080156,
            "maximum": 522000.0051,
            "minimum": 521000.0251,
            "name": "X",
            "position": 0,
            "stddev": 248.6840611,
            "variance": 61843.76222
          },
          {
            "average": 4324461.65,
            "count": 4080156,
            "maximum": 4324999.993,
            "minimum": 4323999.973,
            "name": "Y",
            "position": 1,
            "stddev": 288.7995764,
            "variance": 83405.19531
          },
          {
            "average": 3.351973556,
            "count": 4080156,
            "maximum": 22.79866289,
            "minimum": -1.741337109,
            "name": "Z",
            "position": 2,
            "stddev": 3.390985257,
            "variance": 11.49878102
          },
          {
            "average": 5634.554182,
            "count": 4080156,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 6377.620227,
            "variance": 40674039.76
          },
          {
            "average": 1.378903895,
            "count": 4080156,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7696183635,
            "variance": 0.5923124255
          },
          {
            "average": 1.775874501,
            "count": 4080156,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.142138885,
            "variance": 1.304481233
          },
          {
            "average": 1,
            "count": 4080156,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4080156,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.913664576,
            "count": 4080156,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 3.682340061,
            "variance": 13.55962833
          },
          {
            "average": 20.07209795,
            "count": 4080156,
            "maximum": 25.00200081,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 2.181922755,
            "variance": 4.760786908
          },
          {
            "average": 1.41862566,
            "count": 4080156,
            "maximum": 10,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.8108225051,
            "variance": 0.6574331347
          },
          {
            "average": 1.736191214,
            "count": 4080156,
            "maximum": 5,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.9536047816,
            "variance": 0.9093620795
          },
          {
            "average": 277781349.2,
            "count": 4080156,
            "maximum": 277829105.7,
            "minimum": 277737301.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 45156.72366,
            "variance": 2039129692
          },
          {
            "average": 0,
            "count": 4080156,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4080156,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4080156,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4080156,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4080156,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          521000.0251,
          4323999.973,
          -1.741337109,
          522000.0051,
          4324999.993,
          22.79866289
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                521000.0251215708,
                4323999.973431721,
                -1.741337109349089
              ],
              [
                521000.0251215708,
                4324999.993431721,
                -1.741337109349089
              ],
              [
                522000.0051215708,
                4324999.993431721,
                22.79866289065091
              ],
              [
                522000.0051215708,
                4323999.973431721,
                22.79866289065091
              ],
              [
                521000.0251215708,
                4323999.973431721,
                -1.741337109349089
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T16:31:45+00:00",
        "end_time": "2020-07-02T15:01:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ2124.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ2124.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ2124.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2124.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.75726084,
            39.06481493,
            -1.741337109,
            -74.74566984,
            39.07385091,
            22.79866289
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.75726083919135,
                  39.06483956423844,
                  -1.741337109349089
                ],
                [
                  -74.7572299703567,
                  39.073850913193326,
                  -1.741337109349089
                ],
                [
                  -74.74566984165686,
                  39.07382627391371,
                  22.79866289065091
                ],
                [
                  -74.74570218035392,
                  39.06481493282616,
                  22.79866289065091
                ],
                [
                  -74.75726083919135,
                  39.06483956423844,
                  -1.741337109349089
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ2124.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2124.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T16:31:45Z",
            "pc:count": 4080156,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 521641.1781,
                "count": 4080156,
                "maximum": 522000.0051,
                "minimum": 521000.0251,
                "name": "X",
                "position": 0,
                "stddev": 248.6840611,
                "variance": 61843.76222
              },
              {
                "average": 4324461.65,
                "count": 4080156,
                "maximum": 4324999.993,
                "minimum": 4323999.973,
                "name": "Y",
                "position": 1,
                "stddev": 288.7995764,
                "variance": 83405.19531
              },
              {
                "average": 3.351973556,
                "count": 4080156,
                "maximum": 22.79866289,
                "minimum": -1.741337109,
                "name": "Z",
                "position": 2,
                "stddev": 3.390985257,
                "variance": 11.49878102
              },
              {
                "average": 5634.554182,
                "count": 4080156,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 6377.620227,
                "variance": 40674039.76
              },
              {
                "average": 1.378903895,
                "count": 4080156,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7696183635,
                "variance": 0.5923124255
              },
              {
                "average": 1.775874501,
                "count": 4080156,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.142138885,
                "variance": 1.304481233
              },
              {
                "average": 1,
                "count": 4080156,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4080156,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.913664576,
                "count": 4080156,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 3.682340061,
                "variance": 13.55962833
              },
              {
                "average": 20.07209795,
                "count": 4080156,
                "maximum": 25.00200081,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 2.181922755,
                "variance": 4.760786908
              },
              {
                "average": 1.41862566,
                "count": 4080156,
                "maximum": 10,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.8108225051,
                "variance": 0.6574331347
              },
              {
                "average": 1.736191214,
                "count": 4080156,
                "maximum": 5,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.9536047816,
                "variance": 0.9093620795
              },
              {
                "average": 277781349.2,
                "count": 4080156,
                "maximum": 277829105.7,
                "minimum": 277737301.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 45156.72366,
                "variance": 2039129692
              },
              {
                "average": 0,
                "count": 4080156,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4080156,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4080156,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4080156,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4080156,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              521000.0251,
              4323999.973,
              -1.741337109,
              522000.0051,
              4324999.993,
              22.79866289
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    521000.0251215708,
                    4323999.973431721,
                    -1.741337109349089
                  ],
                  [
                    521000.0251215708,
                    4324999.993431721,
                    -1.741337109349089
                  ],
                  [
                    522000.0051215708,
                    4324999.993431721,
                    22.79866289065091
                  ],
                  [
                    522000.0051215708,
                    4323999.973431721,
                    22.79866289065091
                  ],
                  [
                    521000.0251215708,
                    4323999.973431721,
                    -1.741337109349089
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T16:31:45+00:00",
            "end_time": "2020-07-02T15:01:41+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": "20200702_USGS_NJ_18SWJ0910.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.8961532484731,
              38.93888707947222,
              -3.817103497553916
            ],
            [
              -74.89614675605439,
              38.94333782652722,
              -3.817103497553916
            ],
            [
              -74.88460753211176,
              38.94332698941694,
              17.602896502446086
            ],
            [
              -74.88461474590503,
              38.93887624407279,
              17.602896502446086
            ],
            [
              -74.8961532484731,
              38.93888707947222,
              -3.817103497553916
            ]
          ]
        ]
      },
      "bbox": [
        -74.89615325,
        38.93887624,
        -3.817103498,
        -74.88460753,
        38.94333783,
        17.6028965
      ],
      "properties": {
        "datetime": "2020-07-02T16:44:13Z",
        "pc:count": 3343539,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 509459.7277,
            "count": 3343539,
            "maximum": 510000.0036,
            "minimum": 509000.0036,
            "name": "X",
            "position": 0,
            "stddev": 272.6488045,
            "variance": 74337.37057
          },
          {
            "average": 4310199.611,
            "count": 3343539,
            "maximum": 4310493.878,
            "minimum": 4309999.978,
            "name": "Y",
            "position": 1,
            "stddev": 108.4130155,
            "variance": 11753.38194
          },
          {
            "average": 4.284539896,
            "count": 3343539,
            "maximum": 17.6028965,
            "minimum": -3.817103498,
            "name": "Z",
            "position": 2,
            "stddev": 2.650240041,
            "variance": 7.023772277
          },
          {
            "average": 4406.446933,
            "count": 3343539,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 5746.919489,
            "variance": 33027083.61
          },
          {
            "average": 1.600607021,
            "count": 3343539,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9229885328,
            "variance": 0.8519078318
          },
          {
            "average": 2.214102183,
            "count": 3343539,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.296509002,
            "variance": 1.680935591
          },
          {
            "average": 1,
            "count": 3343539,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3343539,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.476135017,
            "count": 3343539,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 2.548081422,
            "variance": 6.492718934
          },
          {
            "average": 20.53165585,
            "count": 3343539,
            "maximum": 24,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.517147791,
            "variance": 2.30173742
          },
          {
            "average": 1.672787427,
            "count": 3343539,
            "maximum": 12,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.059706863,
            "variance": 1.122978635
          },
          {
            "average": 2.508375108,
            "count": 3343539,
            "maximum": 6,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 2.062167684,
            "variance": 4.252535555
          },
          {
            "average": 277742285.2,
            "count": 3343539,
            "maximum": 277743453.5,
            "minimum": 277741743.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 693.0609931,
            "variance": 480333.5402
          },
          {
            "average": 0,
            "count": 3343539,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3343539,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3343539,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3343539,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3343539,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          509000.0036,
          4309999.978,
          -3.817103498,
          510000.0036,
          4310493.878,
          17.6028965
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                509000.00364321435,
                4309999.978274536,
                -3.817103497553916
              ],
              [
                509000.00364321435,
                4310493.878274537,
                -3.817103497553916
              ],
              [
                510000.00364321435,
                4310493.878274537,
                17.602896502446086
              ],
              [
                510000.00364321435,
                4309999.978274536,
                17.602896502446086
              ],
              [
                509000.00364321435,
                4309999.978274536,
                -3.817103497553916
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T16:44:13+00:00",
        "end_time": "2020-07-02T16:15:43+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0910.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0910.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0910.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0910.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.89615325,
            38.93887624,
            -3.817103498,
            -74.88460753,
            38.94333783,
            17.6028965
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.8961532484731,
                  38.93888707947222,
                  -3.817103497553916
                ],
                [
                  -74.89614675605439,
                  38.94333782652722,
                  -3.817103497553916
                ],
                [
                  -74.88460753211176,
                  38.94332698941694,
                  17.602896502446086
                ],
                [
                  -74.88461474590503,
                  38.93887624407279,
                  17.602896502446086
                ],
                [
                  -74.8961532484731,
                  38.93888707947222,
                  -3.817103497553916
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0910.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0910.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T16:44:13Z",
            "pc:count": 3343539,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 509459.7277,
                "count": 3343539,
                "maximum": 510000.0036,
                "minimum": 509000.0036,
                "name": "X",
                "position": 0,
                "stddev": 272.6488045,
                "variance": 74337.37057
              },
              {
                "average": 4310199.611,
                "count": 3343539,
                "maximum": 4310493.878,
                "minimum": 4309999.978,
                "name": "Y",
                "position": 1,
                "stddev": 108.4130155,
                "variance": 11753.38194
              },
              {
                "average": 4.284539896,
                "count": 3343539,
                "maximum": 17.6028965,
                "minimum": -3.817103498,
                "name": "Z",
                "position": 2,
                "stddev": 2.650240041,
                "variance": 7.023772277
              },
              {
                "average": 4406.446933,
                "count": 3343539,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 5746.919489,
                "variance": 33027083.61
              },
              {
                "average": 1.600607021,
                "count": 3343539,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9229885328,
                "variance": 0.8519078318
              },
              {
                "average": 2.214102183,
                "count": 3343539,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.296509002,
                "variance": 1.680935591
              },
              {
                "average": 1,
                "count": 3343539,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3343539,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.476135017,
                "count": 3343539,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 2.548081422,
                "variance": 6.492718934
              },
              {
                "average": 20.53165585,
                "count": 3343539,
                "maximum": 24,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.517147791,
                "variance": 2.30173742
              },
              {
                "average": 1.672787427,
                "count": 3343539,
                "maximum": 12,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.059706863,
                "variance": 1.122978635
              },
              {
                "average": 2.508375108,
                "count": 3343539,
                "maximum": 6,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 2.062167684,
                "variance": 4.252535555
              },
              {
                "average": 277742285.2,
                "count": 3343539,
                "maximum": 277743453.5,
                "minimum": 277741743.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 693.0609931,
                "variance": 480333.5402
              },
              {
                "average": 0,
                "count": 3343539,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3343539,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3343539,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3343539,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3343539,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              509000.0036,
              4309999.978,
              -3.817103498,
              510000.0036,
              4310493.878,
              17.6028965
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    509000.00364321435,
                    4309999.978274536,
                    -3.817103497553916
                  ],
                  [
                    509000.00364321435,
                    4310493.878274537,
                    -3.817103497553916
                  ],
                  [
                    510000.00364321435,
                    4310493.878274537,
                    17.602896502446086
                  ],
                  [
                    510000.00364321435,
                    4309999.978274536,
                    17.602896502446086
                  ],
                  [
                    509000.00364321435,
                    4309999.978274536,
                    -3.817103497553916
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T16:44:13+00:00",
            "end_time": "2020-07-02T16:15:43+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": "20200702_USGS_NJ_18SWJ6274.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.27875898698208,
              39.5134006031295,
              -6.036337919504708
            ],
            [
              -74.27866579900397,
              39.52241026081834,
              -6.036337919504708
            ],
            [
              -74.27206143482228,
              39.52236909162483,
              3.443662080495292
            ],
            [
              -74.27215547582455,
              39.513359447036876,
              3.443662080495292
            ],
            [
              -74.27875898698208,
              39.5134006031295,
              -6.036337919504708
            ]
          ]
        ]
      },
      "bbox": [
        -74.27875899,
        39.51335945,
        -6.03633792,
        -74.27206143,
        39.52241026,
        3.44366208
      ],
      "properties": {
        "datetime": "2020-07-02T13:57:03Z",
        "pc:count": 993286,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 562190.9561,
            "count": 993286,
            "maximum": 562567.6968,
            "minimum": 561999.9968,
            "name": "X",
            "position": 0,
            "stddev": 126.9538171,
            "variance": 16117.27168
          },
          {
            "average": 4374729.518,
            "count": 993286,
            "maximum": 4374999.991,
            "minimum": 4374000.011,
            "name": "Y",
            "position": 1,
            "stddev": 187.5257076,
            "variance": 35165.89102
          },
          {
            "average": -1.111919947,
            "count": 993286,
            "maximum": 3.44366208,
            "minimum": -6.03633792,
            "name": "Z",
            "position": 2,
            "stddev": 1.87480164,
            "variance": 3.514881188
          },
          {
            "average": 4767.860427,
            "count": 993286,
            "maximum": 37892,
            "minimum": 20,
            "name": "Intensity",
            "position": 3,
            "stddev": 6005.251577,
            "variance": 36063046.5
          },
          {
            "average": 1.000001007,
            "count": 993286,
            "maximum": 2,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.001003373999,
            "variance": 1.006759382e-06
          },
          {
            "average": 1.000002014,
            "count": 993286,
            "maximum": 2,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.001418984404,
            "variance": 2.013516738e-06
          },
          {
            "average": 1,
            "count": 993286,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 993286,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 19.5029196,
            "count": 993286,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 12.9668932,
            "variance": 168.1403193
          },
          {
            "average": 20.20311529,
            "count": 993286,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.570297312,
            "variance": 2.465833649
          },
          {
            "average": 1.66570454,
            "count": 993286,
            "maximum": 4,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.5029878044,
            "variance": 0.2529967314
          },
          {
            "average": 2.134959116,
            "count": 993286,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.6982948266,
            "variance": 0.4876156649
          },
          {
            "average": 277733129.5,
            "count": 993286,
            "maximum": 277733423.5,
            "minimum": 277732770.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 225.2681664,
            "variance": 50745.7468
          },
          {
            "average": 0,
            "count": 993286,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 993286,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 993286,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 993286,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 993286,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          561999.9968,
          4374000.011,
          -6.03633792,
          562567.6968,
          4374999.991,
          3.44366208
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                561999.9967521196,
                4374000.010690184,
                -6.036337919504708
              ],
              [
                561999.9967521196,
                4374999.990690185,
                -6.036337919504708
              ],
              [
                562567.6967521196,
                4374999.990690185,
                3.443662080495292
              ],
              [
                562567.6967521196,
                4374000.010690184,
                3.443662080495292
              ],
              [
                561999.9967521196,
                4374000.010690184,
                -6.036337919504708
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T13:57:03+00:00",
        "end_time": "2020-07-02T13:46:10+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ6274.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ6274.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ6274.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6274.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.27875899,
            39.51335945,
            -6.03633792,
            -74.27206143,
            39.52241026,
            3.44366208
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.27875898698208,
                  39.5134006031295,
                  -6.036337919504708
                ],
                [
                  -74.27866579900397,
                  39.52241026081834,
                  -6.036337919504708
                ],
                [
                  -74.27206143482228,
                  39.52236909162483,
                  3.443662080495292
                ],
                [
                  -74.27215547582455,
                  39.513359447036876,
                  3.443662080495292
                ],
                [
                  -74.27875898698208,
                  39.5134006031295,
                  -6.036337919504708
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ6274.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6274.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T13:57:03Z",
            "pc:count": 993286,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 562190.9561,
                "count": 993286,
                "maximum": 562567.6968,
                "minimum": 561999.9968,
                "name": "X",
                "position": 0,
                "stddev": 126.9538171,
                "variance": 16117.27168
              },
              {
                "average": 4374729.518,
                "count": 993286,
                "maximum": 4374999.991,
                "minimum": 4374000.011,
                "name": "Y",
                "position": 1,
                "stddev": 187.5257076,
                "variance": 35165.89102
              },
              {
                "average": -1.111919947,
                "count": 993286,
                "maximum": 3.44366208,
                "minimum": -6.03633792,
                "name": "Z",
                "position": 2,
                "stddev": 1.87480164,
                "variance": 3.514881188
              },
              {
                "average": 4767.860427,
                "count": 993286,
                "maximum": 37892,
                "minimum": 20,
                "name": "Intensity",
                "position": 3,
                "stddev": 6005.251577,
                "variance": 36063046.5
              },
              {
                "average": 1.000001007,
                "count": 993286,
                "maximum": 2,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.001003373999,
                "variance": 1.006759382e-06
              },
              {
                "average": 1.000002014,
                "count": 993286,
                "maximum": 2,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.001418984404,
                "variance": 2.013516738e-06
              },
              {
                "average": 1,
                "count": 993286,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 993286,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 19.5029196,
                "count": 993286,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 12.9668932,
                "variance": 168.1403193
              },
              {
                "average": 20.20311529,
                "count": 993286,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.570297312,
                "variance": 2.465833649
              },
              {
                "average": 1.66570454,
                "count": 993286,
                "maximum": 4,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.5029878044,
                "variance": 0.2529967314
              },
              {
                "average": 2.134959116,
                "count": 993286,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.6982948266,
                "variance": 0.4876156649
              },
              {
                "average": 277733129.5,
                "count": 993286,
                "maximum": 277733423.5,
                "minimum": 277732770.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 225.2681664,
                "variance": 50745.7468
              },
              {
                "average": 0,
                "count": 993286,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 993286,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 993286,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 993286,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 993286,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              561999.9968,
              4374000.011,
              -6.03633792,
              562567.6968,
              4374999.991,
              3.44366208
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    561999.9967521196,
                    4374000.010690184,
                    -6.036337919504708
                  ],
                  [
                    561999.9967521196,
                    4374999.990690185,
                    -6.036337919504708
                  ],
                  [
                    562567.6967521196,
                    4374999.990690185,
                    3.443662080495292
                  ],
                  [
                    562567.6967521196,
                    4374000.010690184,
                    3.443662080495292
                  ],
                  [
                    561999.9967521196,
                    4374000.010690184,
                    -6.036337919504708
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T13:57:03+00:00",
            "end_time": "2020-07-02T13:46:10+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": "20200703_USGS_NJ_18SWJ1625.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.81503228064015,
              39.073956848964706,
              -1.052281297028285
            ],
            [
              -74.81500875133014,
              39.08296803756751,
              -1.052281297028285
            ],
            [
              -74.80344662706274,
              39.08294912145934,
              31.727718702971714
            ],
            [
              -74.80347162695402,
              39.07393793889595,
              31.727718702971714
            ],
            [
              -74.81503228064015,
              39.073956848964706,
              -1.052281297028285
            ]
          ]
        ]
      },
      "bbox": [
        -74.81503228,
        39.07393794,
        -1.052281297,
        -74.80344663,
        39.08296804,
        31.7277187
      ],
      "properties": {
        "datetime": "2020-07-03T19:12:18Z",
        "pc:count": 7980165,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 516440.695,
            "count": 7980165,
            "maximum": 517000.0178,
            "minimum": 515999.9978,
            "name": "X",
            "position": 0,
            "stddev": 283.5310349,
            "variance": 80389.84774
          },
          {
            "average": 4325559.927,
            "count": 7980165,
            "maximum": 4325999.985,
            "minimum": 4324999.985,
            "name": "Y",
            "position": 1,
            "stddev": 264.3725745,
            "variance": 69892.85816
          },
          {
            "average": 4.11264273,
            "count": 7980165,
            "maximum": 31.7277187,
            "minimum": -1.052281297,
            "name": "Z",
            "position": 2,
            "stddev": 5.104650659,
            "variance": 26.05745835
          },
          {
            "average": 3316.108373,
            "count": 7980165,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 3578.172158,
            "variance": 12803315.99
          },
          {
            "average": 1.677788116,
            "count": 7980165,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.098630119,
            "variance": 1.206988139
          },
          {
            "average": 2.358981926,
            "count": 7980165,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.666068552,
            "variance": 2.775784422
          },
          {
            "average": 1,
            "count": 7980165,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7980165,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.464518465,
            "count": 7980165,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.574300348,
            "variance": 2.478421585
          },
          {
            "average": 20.26906417,
            "count": 7980165,
            "maximum": 25.99799919,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.578780195,
            "variance": 2.492546904
          },
          {
            "average": 1.87373444,
            "count": 7980165,
            "maximum": 16,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.559915943,
            "variance": 2.433337748
          },
          {
            "average": 25.24017912,
            "count": 7980165,
            "maximum": 29,
            "minimum": 21,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.981668656,
            "variance": 3.927010664
          },
          {
            "average": 277837293.9,
            "count": 7980165,
            "maximum": 277838738.4,
            "minimum": 277835614.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 764.3345023,
            "variance": 584207.2314
          },
          {
            "average": 0,
            "count": 7980165,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7980165,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7980165,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7980165,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7980165,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          515999.9978,
          4324999.985,
          -1.052281297,
          517000.0178,
          4325999.985,
          31.7277187
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                515999.9977677318,
                4324999.9852789035,
                -1.052281297028285
              ],
              [
                515999.9977677318,
                4325999.9852789035,
                -1.052281297028285
              ],
              [
                517000.0177677318,
                4325999.9852789035,
                31.727718702971714
              ],
              [
                517000.0177677318,
                4324999.9852789035,
                31.727718702971714
              ],
              [
                515999.9977677318,
                4324999.9852789035,
                -1.052281297028285
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T19:12:18+00:00",
        "end_time": "2020-07-03T18:20:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1625.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1625.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1625.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1625.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.81503228,
            39.07393794,
            -1.052281297,
            -74.80344663,
            39.08296804,
            31.7277187
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.81503228064015,
                  39.073956848964706,
                  -1.052281297028285
                ],
                [
                  -74.81500875133014,
                  39.08296803756751,
                  -1.052281297028285
                ],
                [
                  -74.80344662706274,
                  39.08294912145934,
                  31.727718702971714
                ],
                [
                  -74.80347162695402,
                  39.07393793889595,
                  31.727718702971714
                ],
                [
                  -74.81503228064015,
                  39.073956848964706,
                  -1.052281297028285
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1625.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1625.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T19:12:18Z",
            "pc:count": 7980165,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 516440.695,
                "count": 7980165,
                "maximum": 517000.0178,
                "minimum": 515999.9978,
                "name": "X",
                "position": 0,
                "stddev": 283.5310349,
                "variance": 80389.84774
              },
              {
                "average": 4325559.927,
                "count": 7980165,
                "maximum": 4325999.985,
                "minimum": 4324999.985,
                "name": "Y",
                "position": 1,
                "stddev": 264.3725745,
                "variance": 69892.85816
              },
              {
                "average": 4.11264273,
                "count": 7980165,
                "maximum": 31.7277187,
                "minimum": -1.052281297,
                "name": "Z",
                "position": 2,
                "stddev": 5.104650659,
                "variance": 26.05745835
              },
              {
                "average": 3316.108373,
                "count": 7980165,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 3578.172158,
                "variance": 12803315.99
              },
              {
                "average": 1.677788116,
                "count": 7980165,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.098630119,
                "variance": 1.206988139
              },
              {
                "average": 2.358981926,
                "count": 7980165,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.666068552,
                "variance": 2.775784422
              },
              {
                "average": 1,
                "count": 7980165,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7980165,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.464518465,
                "count": 7980165,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.574300348,
                "variance": 2.478421585
              },
              {
                "average": 20.26906417,
                "count": 7980165,
                "maximum": 25.99799919,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.578780195,
                "variance": 2.492546904
              },
              {
                "average": 1.87373444,
                "count": 7980165,
                "maximum": 16,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.559915943,
                "variance": 2.433337748
              },
              {
                "average": 25.24017912,
                "count": 7980165,
                "maximum": 29,
                "minimum": 21,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.981668656,
                "variance": 3.927010664
              },
              {
                "average": 277837293.9,
                "count": 7980165,
                "maximum": 277838738.4,
                "minimum": 277835614.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 764.3345023,
                "variance": 584207.2314
              },
              {
                "average": 0,
                "count": 7980165,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7980165,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7980165,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7980165,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7980165,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              515999.9978,
              4324999.985,
              -1.052281297,
              517000.0178,
              4325999.985,
              31.7277187
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    515999.9977677318,
                    4324999.9852789035,
                    -1.052281297028285
                  ],
                  [
                    515999.9977677318,
                    4325999.9852789035,
                    -1.052281297028285
                  ],
                  [
                    517000.0177677318,
                    4325999.9852789035,
                    31.727718702971714
                  ],
                  [
                    517000.0177677318,
                    4324999.9852789035,
                    31.727718702971714
                  ],
                  [
                    515999.9977677318,
                    4324999.9852789035,
                    -1.052281297028285
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T19:12:18+00:00",
            "end_time": "2020-07-03T18:20:14+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": "20200702_USGS_NJ_18SWJ5057.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.41831644089518,
              39.36100254449074,
              -3.219717167335276
            ],
            [
              -74.41824212763194,
              39.369959888643,
              -3.219717167335276
            ],
            [
              -74.4079363093293,
              39.3699079103983,
              221.8202828326647
            ],
            [
              -74.40801193886337,
              39.360950582707986,
              221.8202828326647
            ],
            [
              -74.41831644089518,
              39.36100254449074,
              -3.219717167335276
            ]
          ]
        ]
      },
      "bbox": [
        -74.41831644,
        39.36095058,
        -3.219717167,
        -74.40793631,
        39.36995989,
        221.8202828
      ],
      "properties": {
        "datetime": "2020-07-02T14:52:53Z",
        "pc:count": 2069505,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 550580.1097,
            "count": 2069505,
            "maximum": 550999.9971,
            "minimum": 550112.2171,
            "name": "X",
            "position": 0,
            "stddev": 179.2432066,
            "variance": 32128.12711
          },
          {
            "average": 4357474.698,
            "count": 2069505,
            "maximum": 4357994.118,
            "minimum": 4356999.998,
            "name": "Y",
            "position": 1,
            "stddev": 199.2314613,
            "variance": 39693.17516
          },
          {
            "average": 9.042805856,
            "count": 2069505,
            "maximum": 221.8202828,
            "minimum": -3.219717167,
            "name": "Z",
            "position": 2,
            "stddev": 18.54130555,
            "variance": 343.7800116
          },
          {
            "average": 7774.757365,
            "count": 2069505,
            "maximum": 65535,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 7480.256488,
            "variance": 55954237.12
          },
          {
            "average": 1.272785038,
            "count": 2069505,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6659389601,
            "variance": 0.4434746985
          },
          {
            "average": 1.560965545,
            "count": 2069505,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.025727071,
            "variance": 1.052116023
          },
          {
            "average": 1,
            "count": 2069505,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2069505,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.22822559,
            "count": 2069505,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 4.480292006,
            "variance": 20.07301646
          },
          {
            "average": 20.07126426,
            "count": 2069505,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.600150757,
            "variance": 2.560482446
          },
          {
            "average": 1.334783439,
            "count": 2069505,
            "maximum": 22,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.8122834887,
            "variance": 0.659804466
          },
          {
            "average": 1.832577355,
            "count": 2069505,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.7765550626,
            "variance": 0.6030377652
          },
          {
            "average": 277736253.1,
            "count": 2069505,
            "maximum": 277736773,
            "minimum": 277735983.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 299.3168249,
            "variance": 89590.56168
          },
          {
            "average": 0,
            "count": 2069505,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2069505,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2069505,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2069505,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2069505,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          550112.2171,
          4356999.998,
          -3.219717167,
          550999.9971,
          4357994.118,
          221.8202828
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                550112.2171450264,
                4356999.997597973,
                -3.219717167335276
              ],
              [
                550112.2171450264,
                4357994.117597972,
                -3.219717167335276
              ],
              [
                550999.9971450265,
                4357994.117597972,
                221.8202828326647
              ],
              [
                550999.9971450265,
                4356999.997597973,
                221.8202828326647
              ],
              [
                550112.2171450264,
                4356999.997597973,
                -3.219717167335276
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:52:53+00:00",
        "end_time": "2020-07-02T14:39:43+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5057.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5057.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5057.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5057.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.41831644,
            39.36095058,
            -3.219717167,
            -74.40793631,
            39.36995989,
            221.8202828
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.41831644089518,
                  39.36100254449074,
                  -3.219717167335276
                ],
                [
                  -74.41824212763194,
                  39.369959888643,
                  -3.219717167335276
                ],
                [
                  -74.4079363093293,
                  39.3699079103983,
                  221.8202828326647
                ],
                [
                  -74.40801193886337,
                  39.360950582707986,
                  221.8202828326647
                ],
                [
                  -74.41831644089518,
                  39.36100254449074,
                  -3.219717167335276
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5057.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5057.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:52:53Z",
            "pc:count": 2069505,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 550580.1097,
                "count": 2069505,
                "maximum": 550999.9971,
                "minimum": 550112.2171,
                "name": "X",
                "position": 0,
                "stddev": 179.2432066,
                "variance": 32128.12711
              },
              {
                "average": 4357474.698,
                "count": 2069505,
                "maximum": 4357994.118,
                "minimum": 4356999.998,
                "name": "Y",
                "position": 1,
                "stddev": 199.2314613,
                "variance": 39693.17516
              },
              {
                "average": 9.042805856,
                "count": 2069505,
                "maximum": 221.8202828,
                "minimum": -3.219717167,
                "name": "Z",
                "position": 2,
                "stddev": 18.54130555,
                "variance": 343.7800116
              },
              {
                "average": 7774.757365,
                "count": 2069505,
                "maximum": 65535,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 7480.256488,
                "variance": 55954237.12
              },
              {
                "average": 1.272785038,
                "count": 2069505,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6659389601,
                "variance": 0.4434746985
              },
              {
                "average": 1.560965545,
                "count": 2069505,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.025727071,
                "variance": 1.052116023
              },
              {
                "average": 1,
                "count": 2069505,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2069505,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.22822559,
                "count": 2069505,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 4.480292006,
                "variance": 20.07301646
              },
              {
                "average": 20.07126426,
                "count": 2069505,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.600150757,
                "variance": 2.560482446
              },
              {
                "average": 1.334783439,
                "count": 2069505,
                "maximum": 22,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.8122834887,
                "variance": 0.659804466
              },
              {
                "average": 1.832577355,
                "count": 2069505,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.7765550626,
                "variance": 0.6030377652
              },
              {
                "average": 277736253.1,
                "count": 2069505,
                "maximum": 277736773,
                "minimum": 277735983.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 299.3168249,
                "variance": 89590.56168
              },
              {
                "average": 0,
                "count": 2069505,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2069505,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2069505,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2069505,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2069505,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              550112.2171,
              4356999.998,
              -3.219717167,
              550999.9971,
              4357994.118,
              221.8202828
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    550112.2171450264,
                    4356999.997597973,
                    -3.219717167335276
                  ],
                  [
                    550112.2171450264,
                    4357994.117597972,
                    -3.219717167335276
                  ],
                  [
                    550999.9971450265,
                    4357994.117597972,
                    221.8202828326647
                  ],
                  [
                    550999.9971450265,
                    4356999.997597973,
                    221.8202828326647
                  ],
                  [
                    550112.2171450264,
                    4356999.997597973,
                    -3.219717167335276
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:52:53+00:00",
            "end_time": "2020-07-02T14:39:43+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": "20200702_USGS_NJ_18SWJ2225.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.74566992588638,
              39.073826188126496,
              -3.532559899326882
            ],
            [
              -74.74563757335405,
              39.08283733500347,
              -3.532559899326882
            ],
            [
              -74.73407552620328,
              39.08281154048541,
              24.54744010067312
            ],
            [
              -74.73410934927905,
              39.07380040184393,
              24.54744010067312
            ],
            [
              -74.74566992588638,
              39.073826188126496,
              -3.532559899326882
            ]
          ]
        ]
      },
      "bbox": [
        -74.74566993,
        39.0738004,
        -3.532559899,
        -74.73407553,
        39.08283734,
        24.5474401
      ],
      "properties": {
        "datetime": "2020-07-03T16:24:02Z",
        "pc:count": 5512842,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 522571.9108,
            "count": 5512842,
            "maximum": 523000.0179,
            "minimum": 521999.9979,
            "name": "X",
            "position": 0,
            "stddev": 276.2879507,
            "variance": 76335.03172
          },
          {
            "average": 4325482.957,
            "count": 5512842,
            "maximum": 4325999.984,
            "minimum": 4324999.984,
            "name": "Y",
            "position": 1,
            "stddev": 277.8784836,
            "variance": 77216.45165
          },
          {
            "average": 4.378797595,
            "count": 5512842,
            "maximum": 24.5474401,
            "minimum": -3.532559899,
            "name": "Z",
            "position": 2,
            "stddev": 4.061714403,
            "variance": 16.49752389
          },
          {
            "average": 5530.701426,
            "count": 5512842,
            "maximum": 65535,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 6359.424954,
            "variance": 40442285.74
          },
          {
            "average": 1.486114603,
            "count": 5512842,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8745279055,
            "variance": 0.7647990574
          },
          {
            "average": 1.989137726,
            "count": 5512842,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.282367481,
            "variance": 1.644466355
          },
          {
            "average": 1,
            "count": 5512842,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5512842,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.108082365,
            "count": 5512842,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 4.403976134,
            "variance": 19.39500579
          },
          {
            "average": 19.99251381,
            "count": 5512842,
            "maximum": 25.00200081,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.828310722,
            "variance": 3.342720098
          },
          {
            "average": 1.54892286,
            "count": 5512842,
            "maximum": 11,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.9553312961,
            "variance": 0.9126578853
          },
          {
            "average": 1.618275111,
            "count": 5512842,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.7866277331,
            "variance": 0.6187831905
          },
          {
            "average": 277764296.3,
            "count": 5512842,
            "maximum": 277828642.2,
            "minimum": 277737278.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 41133.41915,
            "variance": 1691958171
          },
          {
            "average": 0,
            "count": 5512842,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5512842,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5512842,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5512842,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5512842,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          521999.9979,
          4324999.984,
          -3.532559899,
          523000.0179,
          4325999.984,
          24.5474401
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                521999.9978621959,
                4324999.983891295,
                -3.532559899326882
              ],
              [
                521999.9978621959,
                4325999.983891295,
                -3.532559899326882
              ],
              [
                523000.0178621959,
                4325999.983891295,
                24.54744010067312
              ],
              [
                523000.0178621959,
                4324999.983891295,
                24.54744010067312
              ],
              [
                521999.9978621959,
                4324999.983891295,
                -3.532559899326882
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T16:24:02+00:00",
        "end_time": "2020-07-02T15:01:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ2225.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ2225.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ2225.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2225.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.74566993,
            39.0738004,
            -3.532559899,
            -74.73407553,
            39.08283734,
            24.5474401
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.74566992588638,
                  39.073826188126496,
                  -3.532559899326882
                ],
                [
                  -74.74563757335405,
                  39.08283733500347,
                  -3.532559899326882
                ],
                [
                  -74.73407552620328,
                  39.08281154048541,
                  24.54744010067312
                ],
                [
                  -74.73410934927905,
                  39.07380040184393,
                  24.54744010067312
                ],
                [
                  -74.74566992588638,
                  39.073826188126496,
                  -3.532559899326882
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ2225.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2225.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T16:24:02Z",
            "pc:count": 5512842,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 522571.9108,
                "count": 5512842,
                "maximum": 523000.0179,
                "minimum": 521999.9979,
                "name": "X",
                "position": 0,
                "stddev": 276.2879507,
                "variance": 76335.03172
              },
              {
                "average": 4325482.957,
                "count": 5512842,
                "maximum": 4325999.984,
                "minimum": 4324999.984,
                "name": "Y",
                "position": 1,
                "stddev": 277.8784836,
                "variance": 77216.45165
              },
              {
                "average": 4.378797595,
                "count": 5512842,
                "maximum": 24.5474401,
                "minimum": -3.532559899,
                "name": "Z",
                "position": 2,
                "stddev": 4.061714403,
                "variance": 16.49752389
              },
              {
                "average": 5530.701426,
                "count": 5512842,
                "maximum": 65535,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 6359.424954,
                "variance": 40442285.74
              },
              {
                "average": 1.486114603,
                "count": 5512842,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8745279055,
                "variance": 0.7647990574
              },
              {
                "average": 1.989137726,
                "count": 5512842,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.282367481,
                "variance": 1.644466355
              },
              {
                "average": 1,
                "count": 5512842,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5512842,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.108082365,
                "count": 5512842,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 4.403976134,
                "variance": 19.39500579
              },
              {
                "average": 19.99251381,
                "count": 5512842,
                "maximum": 25.00200081,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.828310722,
                "variance": 3.342720098
              },
              {
                "average": 1.54892286,
                "count": 5512842,
                "maximum": 11,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.9553312961,
                "variance": 0.9126578853
              },
              {
                "average": 1.618275111,
                "count": 5512842,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.7866277331,
                "variance": 0.6187831905
              },
              {
                "average": 277764296.3,
                "count": 5512842,
                "maximum": 277828642.2,
                "minimum": 277737278.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 41133.41915,
                "variance": 1691958171
              },
              {
                "average": 0,
                "count": 5512842,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5512842,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5512842,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5512842,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5512842,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              521999.9979,
              4324999.984,
              -3.532559899,
              523000.0179,
              4325999.984,
              24.5474401
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    521999.9978621959,
                    4324999.983891295,
                    -3.532559899326882
                  ],
                  [
                    521999.9978621959,
                    4325999.983891295,
                    -3.532559899326882
                  ],
                  [
                    523000.0178621959,
                    4325999.983891295,
                    24.54744010067312
                  ],
                  [
                    523000.0178621959,
                    4324999.983891295,
                    24.54744010067312
                  ],
                  [
                    521999.9978621959,
                    4324999.983891295,
                    -3.532559899326882
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T16:24:02+00:00",
            "end_time": "2020-07-02T15:01:18+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": "20200703_USGS_NJ_18SVJ9938.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -75.01157955719368,
              39.19124797603353,
              -0.787430043704378
            ],
            [
              -75.01158059201302,
              39.19755247107197,
              -0.787430043704378
            ],
            [
              -75.00000010747176,
              39.19755304659592,
              10.072569956295622
            ],
            [
              -75.00000010746216,
              39.19124855142902,
              10.072569956295622
            ],
            [
              -75.01157955719368,
              39.19124797603353,
              -0.787430043704378
            ]
          ]
        ]
      },
      "bbox": [
        -75.01158059,
        39.19124798,
        -0.7874300437,
        -75.00000011,
        39.19755305,
        10.07256996
      ],
      "properties": {
        "datetime": "2020-07-03T15:38:30Z",
        "pc:count": 1969869,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 499547.0207,
            "count": 1969869,
            "maximum": 499999.9907,
            "minimum": 499000.0107,
            "name": "X",
            "position": 0,
            "stddev": 278.027939,
            "variance": 77299.53489
          },
          {
            "average": 4338379.454,
            "count": 1969869,
            "maximum": 4338699.629,
            "minimum": 4337999.989,
            "name": "Y",
            "position": 1,
            "stddev": 169.3563856,
            "variance": 28681.58536
          },
          {
            "average": 1.321377486,
            "count": 1969869,
            "maximum": 10.07256996,
            "minimum": -0.7874300437,
            "name": "Z",
            "position": 2,
            "stddev": 0.6458089947,
            "variance": 0.4170692576
          },
          {
            "average": 4744.426718,
            "count": 1969869,
            "maximum": 43384,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2468.952262,
            "variance": 6095725.271
          },
          {
            "average": 1.064749483,
            "count": 1969869,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.307417446,
            "variance": 0.0945054861
          },
          {
            "average": 1.130087331,
            "count": 1969869,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4649152547,
            "variance": 0.2161461941
          },
          {
            "average": 1,
            "count": 1969869,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1969869,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.771337586,
            "count": 1969869,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.770687914,
            "variance": 3.13533569
          },
          {
            "average": 20.01647818,
            "count": 1969869,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.718254227,
            "variance": 2.952397588
          },
          {
            "average": 1.077895535,
            "count": 1969869,
            "maximum": 7,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.3276617432,
            "variance": 0.1073622179
          },
          {
            "average": 1.751977923,
            "count": 1969869,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.7609135014,
            "variance": 0.5789893567
          },
          {
            "average": 277825510.2,
            "count": 1969869,
            "maximum": 277825910.1,
            "minimum": 277825254.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 245.2101608,
            "variance": 60128.02295
          },
          {
            "average": 0,
            "count": 1969869,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1969869,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1969869,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1969869,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1969869,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          499000.0107,
          4337999.989,
          -0.7874300437,
          499999.9907,
          4338699.629,
          10.07256996
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                499000.0107197664,
                4337999.989421394,
                -0.787430043704378
              ],
              [
                499000.0107197664,
                4338699.629421394,
                -0.787430043704378
              ],
              [
                499999.99071976636,
                4338699.629421394,
                10.072569956295622
              ],
              [
                499999.99071976636,
                4337999.989421394,
                10.072569956295622
              ],
              [
                499000.0107197664,
                4337999.989421394,
                -0.787430043704378
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T15:38:30+00:00",
        "end_time": "2020-07-03T15:27:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SVJ9938.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SVJ9938.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SVJ9938.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SVJ9938.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -75.01158059,
            39.19124798,
            -0.7874300437,
            -75.00000011,
            39.19755305,
            10.07256996
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -75.01157955719368,
                  39.19124797603353,
                  -0.787430043704378
                ],
                [
                  -75.01158059201302,
                  39.19755247107197,
                  -0.787430043704378
                ],
                [
                  -75.00000010747176,
                  39.19755304659592,
                  10.072569956295622
                ],
                [
                  -75.00000010746216,
                  39.19124855142902,
                  10.072569956295622
                ],
                [
                  -75.01157955719368,
                  39.19124797603353,
                  -0.787430043704378
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SVJ9938.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SVJ9938.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T15:38:30Z",
            "pc:count": 1969869,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 499547.0207,
                "count": 1969869,
                "maximum": 499999.9907,
                "minimum": 499000.0107,
                "name": "X",
                "position": 0,
                "stddev": 278.027939,
                "variance": 77299.53489
              },
              {
                "average": 4338379.454,
                "count": 1969869,
                "maximum": 4338699.629,
                "minimum": 4337999.989,
                "name": "Y",
                "position": 1,
                "stddev": 169.3563856,
                "variance": 28681.58536
              },
              {
                "average": 1.321377486,
                "count": 1969869,
                "maximum": 10.07256996,
                "minimum": -0.7874300437,
                "name": "Z",
                "position": 2,
                "stddev": 0.6458089947,
                "variance": 0.4170692576
              },
              {
                "average": 4744.426718,
                "count": 1969869,
                "maximum": 43384,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2468.952262,
                "variance": 6095725.271
              },
              {
                "average": 1.064749483,
                "count": 1969869,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.307417446,
                "variance": 0.0945054861
              },
              {
                "average": 1.130087331,
                "count": 1969869,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4649152547,
                "variance": 0.2161461941
              },
              {
                "average": 1,
                "count": 1969869,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1969869,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.771337586,
                "count": 1969869,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.770687914,
                "variance": 3.13533569
              },
              {
                "average": 20.01647818,
                "count": 1969869,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.718254227,
                "variance": 2.952397588
              },
              {
                "average": 1.077895535,
                "count": 1969869,
                "maximum": 7,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.3276617432,
                "variance": 0.1073622179
              },
              {
                "average": 1.751977923,
                "count": 1969869,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.7609135014,
                "variance": 0.5789893567
              },
              {
                "average": 277825510.2,
                "count": 1969869,
                "maximum": 277825910.1,
                "minimum": 277825254.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 245.2101608,
                "variance": 60128.02295
              },
              {
                "average": 0,
                "count": 1969869,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1969869,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1969869,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1969869,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1969869,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              499000.0107,
              4337999.989,
              -0.7874300437,
              499999.9907,
              4338699.629,
              10.07256996
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    499000.0107197664,
                    4337999.989421394,
                    -0.787430043704378
                  ],
                  [
                    499000.0107197664,
                    4338699.629421394,
                    -0.787430043704378
                  ],
                  [
                    499999.99071976636,
                    4338699.629421394,
                    10.072569956295622
                  ],
                  [
                    499999.99071976636,
                    4337999.989421394,
                    10.072569956295622
                  ],
                  [
                    499000.0107197664,
                    4337999.989421394,
                    -0.787430043704378
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T15:38:30+00:00",
            "end_time": "2020-07-03T15:27:34+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": "20200702_USGS_NJ_18SWJ0314.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.96277779380908,
              38.974972989425886,
              -1.339522260289476
            ],
            [
              -74.96277307542414,
              38.98398455677731,
              -1.339522260289476
            ],
            [
              -74.95500272628514,
              38.98398181914392,
              25.740477739710528
            ],
            [
              -74.95500842953444,
              38.97497025266724,
              25.740477739710528
            ],
            [
              -74.96277779380908,
              38.974972989425886,
              -1.339522260289476
            ]
          ]
        ]
      },
      "bbox": [
        -74.96277779,
        38.97497025,
        -1.33952226,
        -74.95500273,
        38.98398456,
        25.74047774
      ],
      "properties": {
        "datetime": "2020-07-02T17:09:12Z",
        "pc:count": 2948581,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 503580.2321,
            "count": 2948581,
            "maximum": 503897.2713,
            "minimum": 503224.2713,
            "name": "X",
            "position": 0,
            "stddev": 130.2686878,
            "variance": 16969.93103
          },
          {
            "average": 4314516.342,
            "count": 2948581,
            "maximum": 4314999.994,
            "minimum": 4313999.974,
            "name": "Y",
            "position": 1,
            "stddev": 287.1126326,
            "variance": 82433.66381
          },
          {
            "average": 6.749031383,
            "count": 2948581,
            "maximum": 25.74047774,
            "minimum": -1.33952226,
            "name": "Z",
            "position": 2,
            "stddev": 4.157101389,
            "variance": 17.28149196
          },
          {
            "average": 4929.269724,
            "count": 2948581,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 5686.915758,
            "variance": 32341010.84
          },
          {
            "average": 1.679800894,
            "count": 2948581,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.045113483,
            "variance": 1.092262193
          },
          {
            "average": 2.385230726,
            "count": 2948581,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.519895056,
            "variance": 2.310080982
          },
          {
            "average": 1,
            "count": 2948581,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2948581,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.392034338,
            "count": 2948581,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.9363578693,
            "variance": 0.8767660594
          },
          {
            "average": 20.18879052,
            "count": 2948581,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.579633556,
            "variance": 2.495242172
          },
          {
            "average": 1.77674244,
            "count": 2948581,
            "maximum": 13,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.272526854,
            "variance": 1.619324594
          },
          {
            "average": 2.576560386,
            "count": 2948581,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.5530011845,
            "variance": 0.30581031
          },
          {
            "average": 277744790.1,
            "count": 2948581,
            "maximum": 277744952.5,
            "minimum": 277744215.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 199.596563,
            "variance": 39838.78797
          },
          {
            "average": 0,
            "count": 2948581,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2948581,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2948581,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2948581,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2948581,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          503224.2713,
          4313999.974,
          -1.33952226,
          503897.2713,
          4314999.994,
          25.74047774
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                503224.2712922147,
                4313999.973552763,
                -1.339522260289476
              ],
              [
                503224.2712922147,
                4314999.993552763,
                -1.339522260289476
              ],
              [
                503897.2712922147,
                4314999.993552763,
                25.740477739710528
              ],
              [
                503897.2712922147,
                4313999.973552763,
                25.740477739710528
              ],
              [
                503224.2712922147,
                4313999.973552763,
                -1.339522260289476
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:09:12+00:00",
        "end_time": "2020-07-02T16:56:55+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0314.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0314.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0314.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0314.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.96277779,
            38.97497025,
            -1.33952226,
            -74.95500273,
            38.98398456,
            25.74047774
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.96277779380908,
                  38.974972989425886,
                  -1.339522260289476
                ],
                [
                  -74.96277307542414,
                  38.98398455677731,
                  -1.339522260289476
                ],
                [
                  -74.95500272628514,
                  38.98398181914392,
                  25.740477739710528
                ],
                [
                  -74.95500842953444,
                  38.97497025266724,
                  25.740477739710528
                ],
                [
                  -74.96277779380908,
                  38.974972989425886,
                  -1.339522260289476
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0314.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0314.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:09:12Z",
            "pc:count": 2948581,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 503580.2321,
                "count": 2948581,
                "maximum": 503897.2713,
                "minimum": 503224.2713,
                "name": "X",
                "position": 0,
                "stddev": 130.2686878,
                "variance": 16969.93103
              },
              {
                "average": 4314516.342,
                "count": 2948581,
                "maximum": 4314999.994,
                "minimum": 4313999.974,
                "name": "Y",
                "position": 1,
                "stddev": 287.1126326,
                "variance": 82433.66381
              },
              {
                "average": 6.749031383,
                "count": 2948581,
                "maximum": 25.74047774,
                "minimum": -1.33952226,
                "name": "Z",
                "position": 2,
                "stddev": 4.157101389,
                "variance": 17.28149196
              },
              {
                "average": 4929.269724,
                "count": 2948581,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 5686.915758,
                "variance": 32341010.84
              },
              {
                "average": 1.679800894,
                "count": 2948581,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.045113483,
                "variance": 1.092262193
              },
              {
                "average": 2.385230726,
                "count": 2948581,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.519895056,
                "variance": 2.310080982
              },
              {
                "average": 1,
                "count": 2948581,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2948581,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.392034338,
                "count": 2948581,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.9363578693,
                "variance": 0.8767660594
              },
              {
                "average": 20.18879052,
                "count": 2948581,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.579633556,
                "variance": 2.495242172
              },
              {
                "average": 1.77674244,
                "count": 2948581,
                "maximum": 13,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.272526854,
                "variance": 1.619324594
              },
              {
                "average": 2.576560386,
                "count": 2948581,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.5530011845,
                "variance": 0.30581031
              },
              {
                "average": 277744790.1,
                "count": 2948581,
                "maximum": 277744952.5,
                "minimum": 277744215.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 199.596563,
                "variance": 39838.78797
              },
              {
                "average": 0,
                "count": 2948581,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2948581,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2948581,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2948581,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2948581,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              503224.2713,
              4313999.974,
              -1.33952226,
              503897.2713,
              4314999.994,
              25.74047774
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    503224.2712922147,
                    4313999.973552763,
                    -1.339522260289476
                  ],
                  [
                    503224.2712922147,
                    4314999.993552763,
                    -1.339522260289476
                  ],
                  [
                    503897.2712922147,
                    4314999.993552763,
                    25.740477739710528
                  ],
                  [
                    503897.2712922147,
                    4313999.973552763,
                    25.740477739710528
                  ],
                  [
                    503224.2712922147,
                    4313999.973552763,
                    -1.339522260289476
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:09:12+00:00",
            "end_time": "2020-07-02T16:56:55+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": "20200702_USGS_NJ_18SWJ5772.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.33299821709326,
              39.495703354354546,
              -2.984567333876145
            ],
            [
              -74.3329120891769,
              39.504713323340766,
              -2.984567333876145
            ],
            [
              -74.32537444696172,
              39.50466982907114,
              3.875432666123855
            ],
            [
              -74.32546154788643,
              39.49565987392785,
              3.875432666123855
            ],
            [
              -74.33299821709326,
              39.495703354354546,
              -2.984567333876145
            ]
          ]
        ]
      },
      "bbox": [
        -74.33299822,
        39.49565987,
        -2.984567334,
        -74.32537445,
        39.50471332,
        3.875432666
      ],
      "properties": {
        "datetime": "2020-07-02T14:32:37Z",
        "pc:count": 911880,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 557746.9819,
            "count": 911880,
            "maximum": 558000.0166,
            "minimum": 557351.9366,
            "name": "X",
            "position": 0,
            "stddev": 169.5968103,
            "variance": 28763.07807
          },
          {
            "average": 4372721.372,
            "count": 911880,
            "maximum": 4372999.99,
            "minimum": 4371999.99,
            "name": "Y",
            "position": 1,
            "stddev": 270.6602046,
            "variance": 73256.94637
          },
          {
            "average": -0.6902034812,
            "count": 911880,
            "maximum": 3.875432666,
            "minimum": -2.984567334,
            "name": "Z",
            "position": 2,
            "stddev": 0.7343626671,
            "variance": 0.5392885269
          },
          {
            "average": 2490.970856,
            "count": 911880,
            "maximum": 36097,
            "minimum": 20,
            "name": "Intensity",
            "position": 3,
            "stddev": 2815.104692,
            "variance": 7924814.426
          },
          {
            "average": 1.000209457,
            "count": 911880,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.01454671837,
            "variance": 0.0002116070154
          },
          {
            "average": 1.000411238,
            "count": 911880,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.02043647413,
            "variance": 0.000417649475
          },
          {
            "average": 1,
            "count": 911880,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 911880,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 25.05499079,
            "count": 911880,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 9.572252851,
            "variance": 91.62802465
          },
          {
            "average": 20.07893425,
            "count": 911880,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.521986105,
            "variance": 2.316441705
          },
          {
            "average": 1.855487564,
            "count": 911880,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.3517740337,
            "variance": 0.1237449708
          },
          {
            "average": 2.495295434,
            "count": 911880,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.6615561581,
            "variance": 0.4376565503
          },
          {
            "average": 277735432.7,
            "count": 911880,
            "maximum": 277735557.2,
            "minimum": 277735039.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 157.1347341,
            "variance": 24691.32466
          },
          {
            "average": 0,
            "count": 911880,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 911880,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 911880,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 911880,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 911880,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          557351.9366,
          4371999.99,
          -2.984567334,
          558000.0166,
          4372999.99,
          3.875432666
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                557351.9366468164,
                4371999.990106102,
                -2.984567333876145
              ],
              [
                557351.9366468164,
                4372999.990106102,
                -2.984567333876145
              ],
              [
                558000.0166468165,
                4372999.990106102,
                3.875432666123855
              ],
              [
                558000.0166468165,
                4371999.990106102,
                3.875432666123855
              ],
              [
                557351.9366468164,
                4371999.990106102,
                -2.984567333876145
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:32:37+00:00",
        "end_time": "2020-07-02T14:23:59+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5772.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5772.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5772.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5772.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.33299822,
            39.49565987,
            -2.984567334,
            -74.32537445,
            39.50471332,
            3.875432666
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.33299821709326,
                  39.495703354354546,
                  -2.984567333876145
                ],
                [
                  -74.3329120891769,
                  39.504713323340766,
                  -2.984567333876145
                ],
                [
                  -74.32537444696172,
                  39.50466982907114,
                  3.875432666123855
                ],
                [
                  -74.32546154788643,
                  39.49565987392785,
                  3.875432666123855
                ],
                [
                  -74.33299821709326,
                  39.495703354354546,
                  -2.984567333876145
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5772.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5772.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:32:37Z",
            "pc:count": 911880,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 557746.9819,
                "count": 911880,
                "maximum": 558000.0166,
                "minimum": 557351.9366,
                "name": "X",
                "position": 0,
                "stddev": 169.5968103,
                "variance": 28763.07807
              },
              {
                "average": 4372721.372,
                "count": 911880,
                "maximum": 4372999.99,
                "minimum": 4371999.99,
                "name": "Y",
                "position": 1,
                "stddev": 270.6602046,
                "variance": 73256.94637
              },
              {
                "average": -0.6902034812,
                "count": 911880,
                "maximum": 3.875432666,
                "minimum": -2.984567334,
                "name": "Z",
                "position": 2,
                "stddev": 0.7343626671,
                "variance": 0.5392885269
              },
              {
                "average": 2490.970856,
                "count": 911880,
                "maximum": 36097,
                "minimum": 20,
                "name": "Intensity",
                "position": 3,
                "stddev": 2815.104692,
                "variance": 7924814.426
              },
              {
                "average": 1.000209457,
                "count": 911880,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.01454671837,
                "variance": 0.0002116070154
              },
              {
                "average": 1.000411238,
                "count": 911880,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.02043647413,
                "variance": 0.000417649475
              },
              {
                "average": 1,
                "count": 911880,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 911880,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 25.05499079,
                "count": 911880,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 9.572252851,
                "variance": 91.62802465
              },
              {
                "average": 20.07893425,
                "count": 911880,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.521986105,
                "variance": 2.316441705
              },
              {
                "average": 1.855487564,
                "count": 911880,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.3517740337,
                "variance": 0.1237449708
              },
              {
                "average": 2.495295434,
                "count": 911880,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.6615561581,
                "variance": 0.4376565503
              },
              {
                "average": 277735432.7,
                "count": 911880,
                "maximum": 277735557.2,
                "minimum": 277735039.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 157.1347341,
                "variance": 24691.32466
              },
              {
                "average": 0,
                "count": 911880,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 911880,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 911880,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 911880,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 911880,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              557351.9366,
              4371999.99,
              -2.984567334,
              558000.0166,
              4372999.99,
              3.875432666
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    557351.9366468164,
                    4371999.990106102,
                    -2.984567333876145
                  ],
                  [
                    557351.9366468164,
                    4372999.990106102,
                    -2.984567333876145
                  ],
                  [
                    558000.0166468165,
                    4372999.990106102,
                    3.875432666123855
                  ],
                  [
                    558000.0166468165,
                    4371999.990106102,
                    3.875432666123855
                  ],
                  [
                    557351.9366468164,
                    4371999.990106102,
                    -2.984567333876145
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:32:37+00:00",
            "end_time": "2020-07-02T14:23:59+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": "20200702_USGS_NJ_18SWJ2325.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.73410958652438,
              39.07380044961665,
              -5.598581260259715
            ],
            [
              -74.73407576347873,
              39.082811588258245,
              -5.598581260259715
            ],
            [
              -74.72314431169116,
              39.082786146237886,
              20.561418739740283
            ],
            [
              -74.72317952507157,
              39.07377501571921,
              20.561418739740283
            ],
            [
              -74.73410958652438,
              39.07380044961665,
              -5.598581260259715
            ]
          ]
        ]
      },
      "bbox": [
        -74.73410959,
        39.07377502,
        -5.59858126,
        -74.72314431,
        39.08281159,
        20.56141874
      ],
      "properties": {
        "datetime": "2020-07-02T15:30:31Z",
        "pc:count": 2956171,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 523308.3339,
            "count": 2956171,
            "maximum": 523945.4773,
            "minimum": 522999.9973,
            "name": "X",
            "position": 0,
            "stddev": 222.6647341,
            "variance": 49579.58379
          },
          {
            "average": 4325638.587,
            "count": 2956171,
            "maximum": 4325999.989,
            "minimum": 4324999.989,
            "name": "Y",
            "position": 1,
            "stddev": 269.8993647,
            "variance": 72845.66705
          },
          {
            "average": 0.7771356079,
            "count": 2956171,
            "maximum": 20.56141874,
            "minimum": -5.59858126,
            "name": "Z",
            "position": 2,
            "stddev": 4.005713294,
            "variance": 16.045739
          },
          {
            "average": 4428.465473,
            "count": 2956171,
            "maximum": 65535,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 6239.673101,
            "variance": 38933520.41
          },
          {
            "average": 1.210469557,
            "count": 2956171,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6235112496,
            "variance": 0.3887662784
          },
          {
            "average": 1.422896037,
            "count": 2956171,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9687726954,
            "variance": 0.9385205353
          },
          {
            "average": 1,
            "count": 2956171,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2956171,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 12.83579874,
            "count": 2956171,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 13.54511679,
            "variance": 183.470189
          },
          {
            "average": 19.62875776,
            "count": 2956171,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.674904405,
            "variance": 2.805304766
          },
          {
            "average": 1.652621922,
            "count": 2956171,
            "maximum": 10,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.7332998415,
            "variance": 0.5377286575
          },
          {
            "average": 3.50092197,
            "count": 2956171,
            "maximum": 5,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.123494882,
            "variance": 1.26224075
          },
          {
            "average": 277738395.1,
            "count": 2956171,
            "maximum": 277739031.8,
            "minimum": 277737278.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 485.5434301,
            "variance": 235752.4225
          },
          {
            "average": 0,
            "count": 2956171,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2956171,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2956171,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2956171,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2956171,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          522999.9973,
          4324999.989,
          -5.59858126,
          523945.4773,
          4325999.989,
          20.56141874
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                522999.9973245115,
                4324999.989132736,
                -5.598581260259715
              ],
              [
                522999.9973245115,
                4325999.989132736,
                -5.598581260259715
              ],
              [
                523945.4773245115,
                4325999.989132736,
                20.561418739740283
              ],
              [
                523945.4773245115,
                4324999.989132736,
                20.561418739740283
              ],
              [
                522999.9973245115,
                4324999.989132736,
                -5.598581260259715
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T15:30:31+00:00",
        "end_time": "2020-07-02T15:01:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ2325.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ2325.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ2325.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2325.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.73410959,
            39.07377502,
            -5.59858126,
            -74.72314431,
            39.08281159,
            20.56141874
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.73410958652438,
                  39.07380044961665,
                  -5.598581260259715
                ],
                [
                  -74.73407576347873,
                  39.082811588258245,
                  -5.598581260259715
                ],
                [
                  -74.72314431169116,
                  39.082786146237886,
                  20.561418739740283
                ],
                [
                  -74.72317952507157,
                  39.07377501571921,
                  20.561418739740283
                ],
                [
                  -74.73410958652438,
                  39.07380044961665,
                  -5.598581260259715
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ2325.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2325.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T15:30:31Z",
            "pc:count": 2956171,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 523308.3339,
                "count": 2956171,
                "maximum": 523945.4773,
                "minimum": 522999.9973,
                "name": "X",
                "position": 0,
                "stddev": 222.6647341,
                "variance": 49579.58379
              },
              {
                "average": 4325638.587,
                "count": 2956171,
                "maximum": 4325999.989,
                "minimum": 4324999.989,
                "name": "Y",
                "position": 1,
                "stddev": 269.8993647,
                "variance": 72845.66705
              },
              {
                "average": 0.7771356079,
                "count": 2956171,
                "maximum": 20.56141874,
                "minimum": -5.59858126,
                "name": "Z",
                "position": 2,
                "stddev": 4.005713294,
                "variance": 16.045739
              },
              {
                "average": 4428.465473,
                "count": 2956171,
                "maximum": 65535,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 6239.673101,
                "variance": 38933520.41
              },
              {
                "average": 1.210469557,
                "count": 2956171,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6235112496,
                "variance": 0.3887662784
              },
              {
                "average": 1.422896037,
                "count": 2956171,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9687726954,
                "variance": 0.9385205353
              },
              {
                "average": 1,
                "count": 2956171,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2956171,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 12.83579874,
                "count": 2956171,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 13.54511679,
                "variance": 183.470189
              },
              {
                "average": 19.62875776,
                "count": 2956171,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.674904405,
                "variance": 2.805304766
              },
              {
                "average": 1.652621922,
                "count": 2956171,
                "maximum": 10,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.7332998415,
                "variance": 0.5377286575
              },
              {
                "average": 3.50092197,
                "count": 2956171,
                "maximum": 5,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.123494882,
                "variance": 1.26224075
              },
              {
                "average": 277738395.1,
                "count": 2956171,
                "maximum": 277739031.8,
                "minimum": 277737278.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 485.5434301,
                "variance": 235752.4225
              },
              {
                "average": 0,
                "count": 2956171,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2956171,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2956171,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2956171,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2956171,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              522999.9973,
              4324999.989,
              -5.59858126,
              523945.4773,
              4325999.989,
              20.56141874
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    522999.9973245115,
                    4324999.989132736,
                    -5.598581260259715
                  ],
                  [
                    522999.9973245115,
                    4325999.989132736,
                    -5.598581260259715
                  ],
                  [
                    523945.4773245115,
                    4325999.989132736,
                    20.561418739740283
                  ],
                  [
                    523945.4773245115,
                    4324999.989132736,
                    20.561418739740283
                  ],
                  [
                    522999.9973245115,
                    4324999.989132736,
                    -5.598581260259715
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T15:30:31+00:00",
            "end_time": "2020-07-02T15:01:18+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": "20200702_USGS_NJ_18SWJ1032.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.88428690134232,
              39.14021563727068,
              -1.010384216251357
            ],
            [
              -74.88427720905575,
              39.14613558065668,
              -1.010384216251357
            ],
            [
              -74.87609423259443,
              39.14612716875606,
              3.009615783748643
            ],
            [
              -74.8761046102367,
              39.14020722713368,
              3.009615783748643
            ],
            [
              -74.88428690134232,
              39.14021563727068,
              -1.010384216251357
            ]
          ]
        ]
      },
      "bbox": [
        -74.8842869,
        39.14020723,
        -1.010384216,
        -74.87609423,
        39.14613558,
        3.009615784
      ],
      "properties": {
        "datetime": "2020-07-02T17:53:43Z",
        "pc:count": 666314,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 510277.8562,
            "count": 666314,
            "maximum": 510707.1154,
            "minimum": 509999.9954,
            "name": "X",
            "position": 0,
            "stddev": 192.6238094,
            "variance": 37103.93196
          },
          {
            "average": 4332828.004,
            "count": 666314,
            "maximum": 4332999.985,
            "minimum": 4332343.025,
            "name": "Y",
            "position": 1,
            "stddev": 133.7397184,
            "variance": 17886.31227
          },
          {
            "average": 1.203136151,
            "count": 666314,
            "maximum": 3.009615784,
            "minimum": -1.010384216,
            "name": "Z",
            "position": 2,
            "stddev": 0.3430252876,
            "variance": 0.1176663479
          },
          {
            "average": 4854.074156,
            "count": 666314,
            "maximum": 24058,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2248.714544,
            "variance": 5056717.1
          },
          {
            "average": 1.002053086,
            "count": 666314,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.04682894861,
            "variance": 0.002192950428
          },
          {
            "average": 1.004292271,
            "count": 666314,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.06895004143,
            "variance": 0.004754108213
          },
          {
            "average": 1,
            "count": 666314,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 666314,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.754299024,
            "count": 666314,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4305023629,
            "variance": 0.1853322844
          },
          {
            "average": 20.3482784,
            "count": 666314,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.622312226,
            "variance": 2.631896958
          },
          {
            "average": 1.00780713,
            "count": 666314,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.08886095845,
            "variance": 0.007896269936
          },
          {
            "average": 3.220097432,
            "count": 666314,
            "maximum": 4,
            "minimum": 2,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.8297945694,
            "variance": 0.6885590275
          },
          {
            "average": 277747241.4,
            "count": 666314,
            "maximum": 277747623.5,
            "minimum": 277746474.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 465.6333604,
            "variance": 216814.4263
          },
          {
            "average": 0,
            "count": 666314,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 666314,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 666314,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 666314,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 666314,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          509999.9954,
          4332343.025,
          -1.010384216,
          510707.1154,
          4332999.985,
          3.009615784
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                509999.99541805306,
                4332343.024638353,
                -1.010384216251357
              ],
              [
                509999.99541805306,
                4332999.984638354,
                -1.010384216251357
              ],
              [
                510707.11541805306,
                4332999.984638354,
                3.009615783748643
              ],
              [
                510707.11541805306,
                4332343.024638353,
                3.009615783748643
              ],
              [
                509999.99541805306,
                4332343.024638353,
                -1.010384216251357
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:53:43+00:00",
        "end_time": "2020-07-02T17:34:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1032.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1032.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1032.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1032.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.8842869,
            39.14020723,
            -1.010384216,
            -74.87609423,
            39.14613558,
            3.009615784
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.88428690134232,
                  39.14021563727068,
                  -1.010384216251357
                ],
                [
                  -74.88427720905575,
                  39.14613558065668,
                  -1.010384216251357
                ],
                [
                  -74.87609423259443,
                  39.14612716875606,
                  3.009615783748643
                ],
                [
                  -74.8761046102367,
                  39.14020722713368,
                  3.009615783748643
                ],
                [
                  -74.88428690134232,
                  39.14021563727068,
                  -1.010384216251357
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1032.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1032.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:53:43Z",
            "pc:count": 666314,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 510277.8562,
                "count": 666314,
                "maximum": 510707.1154,
                "minimum": 509999.9954,
                "name": "X",
                "position": 0,
                "stddev": 192.6238094,
                "variance": 37103.93196
              },
              {
                "average": 4332828.004,
                "count": 666314,
                "maximum": 4332999.985,
                "minimum": 4332343.025,
                "name": "Y",
                "position": 1,
                "stddev": 133.7397184,
                "variance": 17886.31227
              },
              {
                "average": 1.203136151,
                "count": 666314,
                "maximum": 3.009615784,
                "minimum": -1.010384216,
                "name": "Z",
                "position": 2,
                "stddev": 0.3430252876,
                "variance": 0.1176663479
              },
              {
                "average": 4854.074156,
                "count": 666314,
                "maximum": 24058,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2248.714544,
                "variance": 5056717.1
              },
              {
                "average": 1.002053086,
                "count": 666314,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.04682894861,
                "variance": 0.002192950428
              },
              {
                "average": 1.004292271,
                "count": 666314,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.06895004143,
                "variance": 0.004754108213
              },
              {
                "average": 1,
                "count": 666314,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 666314,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.754299024,
                "count": 666314,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4305023629,
                "variance": 0.1853322844
              },
              {
                "average": 20.3482784,
                "count": 666314,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.622312226,
                "variance": 2.631896958
              },
              {
                "average": 1.00780713,
                "count": 666314,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.08886095845,
                "variance": 0.007896269936
              },
              {
                "average": 3.220097432,
                "count": 666314,
                "maximum": 4,
                "minimum": 2,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.8297945694,
                "variance": 0.6885590275
              },
              {
                "average": 277747241.4,
                "count": 666314,
                "maximum": 277747623.5,
                "minimum": 277746474.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 465.6333604,
                "variance": 216814.4263
              },
              {
                "average": 0,
                "count": 666314,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 666314,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 666314,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 666314,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 666314,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              509999.9954,
              4332343.025,
              -1.010384216,
              510707.1154,
              4332999.985,
              3.009615784
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    509999.99541805306,
                    4332343.024638353,
                    -1.010384216251357
                  ],
                  [
                    509999.99541805306,
                    4332999.984638354,
                    -1.010384216251357
                  ],
                  [
                    510707.11541805306,
                    4332999.984638354,
                    3.009615783748643
                  ],
                  [
                    510707.11541805306,
                    4332343.024638353,
                    3.009615783748643
                  ],
                  [
                    509999.99541805306,
                    4332343.024638353,
                    -1.010384216251357
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:53:43+00:00",
            "end_time": "2020-07-02T17:34:34+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200703_USGS_NJ_18SWJ2133.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.75698253342075,
              39.145939661818296,
              -1.290978905640591
            ],
            [
              -74.75696776638473,
              39.15023360569302,
              -1.290978905640591
            ],
            [
              -74.7453951521431,
              39.15020889964841,
              27.109021094359413
            ],
            [
              -74.74541062233199,
              39.14591495953079,
              27.109021094359413
            ],
            [
              -74.75698253342075,
              39.145939661818296,
              -1.290978905640591
            ]
          ]
        ]
      },
      "bbox": [
        -74.75698253,
        39.14591496,
        -1.290978906,
        -74.74539515,
        39.15023361,
        27.10902109
      ],
      "properties": {
        "datetime": "2020-07-03T19:01:12Z",
        "pc:count": 1455139,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 521335.607,
            "count": 1455139,
            "maximum": 522000.0045,
            "minimum": 521000.0245,
            "name": "X",
            "position": 0,
            "stddev": 202.8597676,
            "variance": 41152.08532
          },
          {
            "average": 4333157.825,
            "count": 1455139,
            "maximum": 4333476.503,
            "minimum": 4332999.983,
            "name": "Y",
            "position": 1,
            "stddev": 116.76214,
            "variance": 13633.39734
          },
          {
            "average": 5.319311685,
            "count": 1455139,
            "maximum": 27.10902109,
            "minimum": -1.290978906,
            "name": "Z",
            "position": 2,
            "stddev": 5.882230827,
            "variance": 34.6006395
          },
          {
            "average": 2233.347623,
            "count": 1455139,
            "maximum": 63667,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2350.558437,
            "variance": 5525124.967
          },
          {
            "average": 1.933320459,
            "count": 1455139,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.236499667,
            "variance": 1.528931426
          },
          {
            "average": 2.866229274,
            "count": 1455139,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.795324791,
            "variance": 3.223191106
          },
          {
            "average": 1,
            "count": 1455139,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1455139,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.71537427,
            "count": 1455139,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 3.007682967,
            "variance": 9.046156833
          },
          {
            "average": 20.03314521,
            "count": 1455139,
            "maximum": 24,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.410851152,
            "variance": 1.990500973
          },
          {
            "average": 2.232841674,
            "count": 1455139,
            "maximum": 15,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.798280587,
            "variance": 3.23381307
          },
          {
            "average": 26.56395094,
            "count": 1455139,
            "maximum": 27,
            "minimum": 24,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.7435696092,
            "variance": 0.5528957637
          },
          {
            "average": 277837847.9,
            "count": 1455139,
            "maximum": 277838072.2,
            "minimum": 277836709.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 351.5166622,
            "variance": 123563.9638
          },
          {
            "average": 0,
            "count": 1455139,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1455139,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1455139,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1455139,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1455139,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          521000.0245,
          4332999.983,
          -1.290978906,
          522000.0045,
          4333476.503,
          27.10902109
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                521000.02451132843,
                4332999.982590638,
                -1.290978905640591
              ],
              [
                521000.02451132843,
                4333476.502590638,
                -1.290978905640591
              ],
              [
                522000.0045113284,
                4333476.502590638,
                27.109021094359413
              ],
              [
                522000.0045113284,
                4332999.982590638,
                27.109021094359413
              ],
              [
                521000.02451132843,
                4332999.982590638,
                -1.290978905640591
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T19:01:12+00:00",
        "end_time": "2020-07-03T18:38:29+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ2133.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ2133.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ2133.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2133.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.75698253,
            39.14591496,
            -1.290978906,
            -74.74539515,
            39.15023361,
            27.10902109
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.75698253342075,
                  39.145939661818296,
                  -1.290978905640591
                ],
                [
                  -74.75696776638473,
                  39.15023360569302,
                  -1.290978905640591
                ],
                [
                  -74.7453951521431,
                  39.15020889964841,
                  27.109021094359413
                ],
                [
                  -74.74541062233199,
                  39.14591495953079,
                  27.109021094359413
                ],
                [
                  -74.75698253342075,
                  39.145939661818296,
                  -1.290978905640591
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ2133.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2133.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T19:01:12Z",
            "pc:count": 1455139,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 521335.607,
                "count": 1455139,
                "maximum": 522000.0045,
                "minimum": 521000.0245,
                "name": "X",
                "position": 0,
                "stddev": 202.8597676,
                "variance": 41152.08532
              },
              {
                "average": 4333157.825,
                "count": 1455139,
                "maximum": 4333476.503,
                "minimum": 4332999.983,
                "name": "Y",
                "position": 1,
                "stddev": 116.76214,
                "variance": 13633.39734
              },
              {
                "average": 5.319311685,
                "count": 1455139,
                "maximum": 27.10902109,
                "minimum": -1.290978906,
                "name": "Z",
                "position": 2,
                "stddev": 5.882230827,
                "variance": 34.6006395
              },
              {
                "average": 2233.347623,
                "count": 1455139,
                "maximum": 63667,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2350.558437,
                "variance": 5525124.967
              },
              {
                "average": 1.933320459,
                "count": 1455139,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.236499667,
                "variance": 1.528931426
              },
              {
                "average": 2.866229274,
                "count": 1455139,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.795324791,
                "variance": 3.223191106
              },
              {
                "average": 1,
                "count": 1455139,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1455139,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.71537427,
                "count": 1455139,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 3.007682967,
                "variance": 9.046156833
              },
              {
                "average": 20.03314521,
                "count": 1455139,
                "maximum": 24,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.410851152,
                "variance": 1.990500973
              },
              {
                "average": 2.232841674,
                "count": 1455139,
                "maximum": 15,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.798280587,
                "variance": 3.23381307
              },
              {
                "average": 26.56395094,
                "count": 1455139,
                "maximum": 27,
                "minimum": 24,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.7435696092,
                "variance": 0.5528957637
              },
              {
                "average": 277837847.9,
                "count": 1455139,
                "maximum": 277838072.2,
                "minimum": 277836709.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 351.5166622,
                "variance": 123563.9638
              },
              {
                "average": 0,
                "count": 1455139,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1455139,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1455139,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1455139,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1455139,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              521000.0245,
              4332999.983,
              -1.290978906,
              522000.0045,
              4333476.503,
              27.10902109
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    521000.02451132843,
                    4332999.982590638,
                    -1.290978905640591
                  ],
                  [
                    521000.02451132843,
                    4333476.502590638,
                    -1.290978905640591
                  ],
                  [
                    522000.0045113284,
                    4333476.502590638,
                    27.109021094359413
                  ],
                  [
                    522000.0045113284,
                    4332999.982590638,
                    27.109021094359413
                  ],
                  [
                    521000.02451132843,
                    4332999.982590638,
                    -1.290978905640591
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T19:01:12+00:00",
            "end_time": "2020-07-03T18:38:29+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ6377.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.26135165995333,
              39.540322310149406,
              -1.929768421056451
            ],
            [
              -74.26129168732962,
              39.545979000200845,
              -1.929768421056451
            ],
            [
              -74.25514549175371,
              39.54593977434008,
              18.15023157894355
            ],
            [
              -74.25520596324927,
              39.54028309212486,
              18.15023157894355
            ],
            [
              -74.26135165995333,
              39.540322310149406,
              -1.929768421056451
            ]
          ]
        ]
      },
      "bbox": [
        -74.26135166,
        39.54028309,
        -1.929768421,
        -74.25514549,
        39.545979,
        18.15023158
      ],
      "properties": {
        "datetime": "2020-07-02T13:57:37Z",
        "pc:count": 926115,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 563826.0738,
            "count": 926115,
            "maximum": 564000.0212,
            "minimum": 563471.8812,
            "name": "X",
            "position": 0,
            "stddev": 125.5506648,
            "variance": 15762.96943
          },
          {
            "average": 4377201.044,
            "count": 926115,
            "maximum": 4377627.831,
            "minimum": 4376999.991,
            "name": "Y",
            "position": 1,
            "stddev": 149.9115962,
            "variance": 22473.48667
          },
          {
            "average": 3.929510124,
            "count": 926115,
            "maximum": 18.15023158,
            "minimum": -1.929768421,
            "name": "Z",
            "position": 2,
            "stddev": 3.499006109,
            "variance": 12.24304375
          },
          {
            "average": 5702.330373,
            "count": 926115,
            "maximum": 65535,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 6320.354559,
            "variance": 39946881.76
          },
          {
            "average": 1.488365916,
            "count": 926115,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8464777197,
            "variance": 0.71652453
          },
          {
            "average": 2.002280494,
            "count": 926115,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.220386317,
            "variance": 1.489342763
          },
          {
            "average": 1,
            "count": 926115,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 926115,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.412676611,
            "count": 926115,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.004843384,
            "variance": 1.009710226
          },
          {
            "average": 20.19116084,
            "count": 926115,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.350300217,
            "variance": 1.823310676
          },
          {
            "average": 1.526408707,
            "count": 926115,
            "maximum": 10,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.9092461288,
            "variance": 0.8267285227
          },
          {
            "average": 1.204877364,
            "count": 926115,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4074941056,
            "variance": 0.1660514461
          },
          {
            "average": 277732860.8,
            "count": 926115,
            "maximum": 277733457.2,
            "minimum": 277732808.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 91.90136311,
            "variance": 8445.860541
          },
          {
            "average": 0,
            "count": 926115,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 926115,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 926115,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 926115,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 926115,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          563471.8812,
          4376999.991,
          -1.929768421,
          564000.0212,
          4377627.831,
          18.15023158
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                563471.8811891441,
                4376999.990599604,
                -1.929768421056451
              ],
              [
                563471.8811891441,
                4377627.830599604,
                -1.929768421056451
              ],
              [
                564000.021189144,
                4377627.830599604,
                18.15023157894355
              ],
              [
                564000.021189144,
                4376999.990599604,
                18.15023157894355
              ],
              [
                563471.8811891441,
                4376999.990599604,
                -1.929768421056451
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T13:57:37+00:00",
        "end_time": "2020-07-02T13:46:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ6377.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ6377.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ6377.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6377.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.26135166,
            39.54028309,
            -1.929768421,
            -74.25514549,
            39.545979,
            18.15023158
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.26135165995333,
                  39.540322310149406,
                  -1.929768421056451
                ],
                [
                  -74.26129168732962,
                  39.545979000200845,
                  -1.929768421056451
                ],
                [
                  -74.25514549175371,
                  39.54593977434008,
                  18.15023157894355
                ],
                [
                  -74.25520596324927,
                  39.54028309212486,
                  18.15023157894355
                ],
                [
                  -74.26135165995333,
                  39.540322310149406,
                  -1.929768421056451
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ6377.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6377.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T13:57:37Z",
            "pc:count": 926115,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 563826.0738,
                "count": 926115,
                "maximum": 564000.0212,
                "minimum": 563471.8812,
                "name": "X",
                "position": 0,
                "stddev": 125.5506648,
                "variance": 15762.96943
              },
              {
                "average": 4377201.044,
                "count": 926115,
                "maximum": 4377627.831,
                "minimum": 4376999.991,
                "name": "Y",
                "position": 1,
                "stddev": 149.9115962,
                "variance": 22473.48667
              },
              {
                "average": 3.929510124,
                "count": 926115,
                "maximum": 18.15023158,
                "minimum": -1.929768421,
                "name": "Z",
                "position": 2,
                "stddev": 3.499006109,
                "variance": 12.24304375
              },
              {
                "average": 5702.330373,
                "count": 926115,
                "maximum": 65535,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 6320.354559,
                "variance": 39946881.76
              },
              {
                "average": 1.488365916,
                "count": 926115,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8464777197,
                "variance": 0.71652453
              },
              {
                "average": 2.002280494,
                "count": 926115,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.220386317,
                "variance": 1.489342763
              },
              {
                "average": 1,
                "count": 926115,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 926115,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.412676611,
                "count": 926115,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.004843384,
                "variance": 1.009710226
              },
              {
                "average": 20.19116084,
                "count": 926115,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.350300217,
                "variance": 1.823310676
              },
              {
                "average": 1.526408707,
                "count": 926115,
                "maximum": 10,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.9092461288,
                "variance": 0.8267285227
              },
              {
                "average": 1.204877364,
                "count": 926115,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4074941056,
                "variance": 0.1660514461
              },
              {
                "average": 277732860.8,
                "count": 926115,
                "maximum": 277733457.2,
                "minimum": 277732808.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 91.90136311,
                "variance": 8445.860541
              },
              {
                "average": 0,
                "count": 926115,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 926115,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 926115,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 926115,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 926115,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              563471.8812,
              4376999.991,
              -1.929768421,
              564000.0212,
              4377627.831,
              18.15023158
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    563471.8811891441,
                    4376999.990599604,
                    -1.929768421056451
                  ],
                  [
                    563471.8811891441,
                    4377627.830599604,
                    -1.929768421056451
                  ],
                  [
                    564000.021189144,
                    4377627.830599604,
                    18.15023157894355
                  ],
                  [
                    564000.021189144,
                    4376999.990599604,
                    18.15023157894355
                  ],
                  [
                    563471.8811891441,
                    4376999.990599604,
                    -1.929768421056451
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T13:57:37+00:00",
            "end_time": "2020-07-02T13:46:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ5461.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.37286851024602,
              39.39680909370542,
              -3.494122102089047
            ],
            [
              -74.37278781438279,
              39.40581928733153,
              -3.494122102089047
            ],
            [
              -74.36117367725109,
              39.405756092802534,
              41.60587789791096
            ],
            [
              -74.36125586712058,
              39.39674591930367,
              41.60587789791096
            ],
            [
              -74.37286851024602,
              39.39680909370542,
              -3.494122102089047
            ]
          ]
        ]
      },
      "bbox": [
        -74.37286851,
        39.39674592,
        -3.494122102,
        -74.36117368,
        39.40581929,
        41.6058779
      ],
      "properties": {
        "datetime": "2020-07-02T14:51:41Z",
        "pc:count": 3097191,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 554354.4105,
            "count": 3097191,
            "maximum": 554999.9837,
            "minimum": 554000.0037,
            "name": "X",
            "position": 0,
            "stddev": 234.7258726,
            "variance": 55096.23527
          },
          {
            "average": 4361630.426,
            "count": 3097191,
            "maximum": 4361999.991,
            "minimum": 4360999.991,
            "name": "Y",
            "position": 1,
            "stddev": 247.1987002,
            "variance": 61107.19737
          },
          {
            "average": 3.797066843,
            "count": 3097191,
            "maximum": 41.6058779,
            "minimum": -3.494122102,
            "name": "Z",
            "position": 2,
            "stddev": 3.869325471,
            "variance": 14.9716796
          },
          {
            "average": 6515.300186,
            "count": 3097191,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 7199.736866,
            "variance": 51836210.94
          },
          {
            "average": 1.302852165,
            "count": 3097191,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6983073184,
            "variance": 0.4876331109
          },
          {
            "average": 1.620555206,
            "count": 3097191,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.056289885,
            "variance": 1.115748322
          },
          {
            "average": 1,
            "count": 3097191,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3097191,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 4.376879889,
            "count": 3097191,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 8.505045493,
            "variance": 72.33579883
          },
          {
            "average": 19.91654881,
            "count": 3097191,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.46864419,
            "variance": 2.156915757
          },
          {
            "average": 1.435538848,
            "count": 3097191,
            "maximum": 12,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.7720870899,
            "variance": 0.5961184744
          },
          {
            "average": 2.134781484,
            "count": 3097191,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.7671312156,
            "variance": 0.5884903019
          },
          {
            "average": 277736349,
            "count": 3097191,
            "maximum": 277736701.8,
            "minimum": 277735907.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 298.4304244,
            "variance": 89060.71819
          },
          {
            "average": 0,
            "count": 3097191,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3097191,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3097191,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3097191,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3097191,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          554000.0037,
          4360999.991,
          -3.494122102,
          554999.9837,
          4361999.991,
          41.6058779
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                554000.0036614608,
                4360999.990500785,
                -3.494122102089047
              ],
              [
                554000.0036614608,
                4361999.990500785,
                -3.494122102089047
              ],
              [
                554999.9836614608,
                4361999.990500785,
                41.60587789791096
              ],
              [
                554999.9836614608,
                4360999.990500785,
                41.60587789791096
              ],
              [
                554000.0036614608,
                4360999.990500785,
                -3.494122102089047
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:51:41+00:00",
        "end_time": "2020-07-02T14:38:27+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5461.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5461.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5461.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5461.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.37286851,
            39.39674592,
            -3.494122102,
            -74.36117368,
            39.40581929,
            41.6058779
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.37286851024602,
                  39.39680909370542,
                  -3.494122102089047
                ],
                [
                  -74.37278781438279,
                  39.40581928733153,
                  -3.494122102089047
                ],
                [
                  -74.36117367725109,
                  39.405756092802534,
                  41.60587789791096
                ],
                [
                  -74.36125586712058,
                  39.39674591930367,
                  41.60587789791096
                ],
                [
                  -74.37286851024602,
                  39.39680909370542,
                  -3.494122102089047
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5461.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5461.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:51:41Z",
            "pc:count": 3097191,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 554354.4105,
                "count": 3097191,
                "maximum": 554999.9837,
                "minimum": 554000.0037,
                "name": "X",
                "position": 0,
                "stddev": 234.7258726,
                "variance": 55096.23527
              },
              {
                "average": 4361630.426,
                "count": 3097191,
                "maximum": 4361999.991,
                "minimum": 4360999.991,
                "name": "Y",
                "position": 1,
                "stddev": 247.1987002,
                "variance": 61107.19737
              },
              {
                "average": 3.797066843,
                "count": 3097191,
                "maximum": 41.6058779,
                "minimum": -3.494122102,
                "name": "Z",
                "position": 2,
                "stddev": 3.869325471,
                "variance": 14.9716796
              },
              {
                "average": 6515.300186,
                "count": 3097191,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 7199.736866,
                "variance": 51836210.94
              },
              {
                "average": 1.302852165,
                "count": 3097191,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6983073184,
                "variance": 0.4876331109
              },
              {
                "average": 1.620555206,
                "count": 3097191,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.056289885,
                "variance": 1.115748322
              },
              {
                "average": 1,
                "count": 3097191,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3097191,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 4.376879889,
                "count": 3097191,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 8.505045493,
                "variance": 72.33579883
              },
              {
                "average": 19.91654881,
                "count": 3097191,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.46864419,
                "variance": 2.156915757
              },
              {
                "average": 1.435538848,
                "count": 3097191,
                "maximum": 12,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.7720870899,
                "variance": 0.5961184744
              },
              {
                "average": 2.134781484,
                "count": 3097191,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.7671312156,
                "variance": 0.5884903019
              },
              {
                "average": 277736349,
                "count": 3097191,
                "maximum": 277736701.8,
                "minimum": 277735907.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 298.4304244,
                "variance": 89060.71819
              },
              {
                "average": 0,
                "count": 3097191,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3097191,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3097191,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3097191,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3097191,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              554000.0037,
              4360999.991,
              -3.494122102,
              554999.9837,
              4361999.991,
              41.6058779
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    554000.0036614608,
                    4360999.990500785,
                    -3.494122102089047
                  ],
                  [
                    554000.0036614608,
                    4361999.990500785,
                    -3.494122102089047
                  ],
                  [
                    554999.9836614608,
                    4361999.990500785,
                    41.60587789791096
                  ],
                  [
                    554999.9836614608,
                    4360999.990500785,
                    41.60587789791096
                  ],
                  [
                    554000.0036614608,
                    4360999.990500785,
                    -3.494122102089047
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:51:41+00:00",
            "end_time": "2020-07-02T14:38:27+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ0837.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.90737431366396,
              39.18220067219993,
              -0.142321266093086
            ],
            [
              -74.90737249412236,
              39.18358711419432,
              -0.142321266093086
            ],
            [
              -74.9058867527047,
              39.183585923660445,
              2.197678733906914
            ],
            [
              -74.90588860143157,
              39.18219948172451,
              2.197678733906914
            ],
            [
              -74.90737431366396,
              39.18220067219993,
              -0.142321266093086
            ]
          ]
        ]
      },
      "bbox": [
        -74.90737431,
        39.18219948,
        -0.1423212661,
        -74.90588675,
        39.18358711,
        2.197678734
      ],
      "properties": {
        "datetime": "2020-07-02T17:40:35Z",
        "pc:count": 52522,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 508051.5648,
            "count": 52522,
            "maximum": 508128.3303,
            "minimum": 508000.0103,
            "name": "X",
            "position": 0,
            "stddev": 35.01758047,
            "variance": 1226.230942
          },
          {
            "average": 4337062.613,
            "count": 52522,
            "maximum": 4337153.85,
            "minimum": 4336999.99,
            "name": "Y",
            "position": 1,
            "stddev": 40.65797302,
            "variance": 1653.07077
          },
          {
            "average": 1.539627441,
            "count": 52522,
            "maximum": 2.197678734,
            "minimum": -0.1423212661,
            "name": "Z",
            "position": 2,
            "stddev": 0.2369079233,
            "variance": 0.05612536414
          },
          {
            "average": 4541.417711,
            "count": 52522,
            "maximum": 11895,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 1936.773486,
            "variance": 3751091.535
          },
          {
            "average": 1.004569514,
            "count": 52522,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.06828586893,
            "variance": 0.004662959896
          },
          {
            "average": 1.009386543,
            "count": 52522,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.09819028818,
            "variance": 0.009641332694
          },
          {
            "average": 1,
            "count": 52522,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52522,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.709264689,
            "count": 52522,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4541059525,
            "variance": 0.2062122161
          },
          {
            "average": 19.05818735,
            "count": 52522,
            "maximum": 21,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 0.8203037248,
            "variance": 0.6728982009
          },
          {
            "average": 1.014679563,
            "count": 52522,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.1207418266,
            "variance": 0.0145785887
          },
          {
            "average": 1,
            "count": 52522,
            "maximum": 1,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 277746833.1,
            "count": 52522,
            "maximum": 277746835.5,
            "minimum": 277746830.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1.262335121,
            "variance": 1.593489959
          },
          {
            "average": 0,
            "count": 52522,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52522,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52522,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52522,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 52522,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          508000.0103,
          4336999.99,
          -0.1423212661,
          508128.3303,
          4337153.85,
          2.197678734
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                508000.0103303588,
                4336999.989752945,
                -0.142321266093086
              ],
              [
                508000.0103303588,
                4337153.849752944,
                -0.142321266093086
              ],
              [
                508128.33033035876,
                4337153.849752944,
                2.197678733906914
              ],
              [
                508128.33033035876,
                4336999.989752945,
                2.197678733906914
              ],
              [
                508000.0103303588,
                4336999.989752945,
                -0.142321266093086
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:40:35+00:00",
        "end_time": "2020-07-02T17:40:30+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0837.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0837.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0837.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0837.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.90737431,
            39.18219948,
            -0.1423212661,
            -74.90588675,
            39.18358711,
            2.197678734
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.90737431366396,
                  39.18220067219993,
                  -0.142321266093086
                ],
                [
                  -74.90737249412236,
                  39.18358711419432,
                  -0.142321266093086
                ],
                [
                  -74.9058867527047,
                  39.183585923660445,
                  2.197678733906914
                ],
                [
                  -74.90588860143157,
                  39.18219948172451,
                  2.197678733906914
                ],
                [
                  -74.90737431366396,
                  39.18220067219993,
                  -0.142321266093086
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0837.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0837.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:40:35Z",
            "pc:count": 52522,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 508051.5648,
                "count": 52522,
                "maximum": 508128.3303,
                "minimum": 508000.0103,
                "name": "X",
                "position": 0,
                "stddev": 35.01758047,
                "variance": 1226.230942
              },
              {
                "average": 4337062.613,
                "count": 52522,
                "maximum": 4337153.85,
                "minimum": 4336999.99,
                "name": "Y",
                "position": 1,
                "stddev": 40.65797302,
                "variance": 1653.07077
              },
              {
                "average": 1.539627441,
                "count": 52522,
                "maximum": 2.197678734,
                "minimum": -0.1423212661,
                "name": "Z",
                "position": 2,
                "stddev": 0.2369079233,
                "variance": 0.05612536414
              },
              {
                "average": 4541.417711,
                "count": 52522,
                "maximum": 11895,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 1936.773486,
                "variance": 3751091.535
              },
              {
                "average": 1.004569514,
                "count": 52522,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.06828586893,
                "variance": 0.004662959896
              },
              {
                "average": 1.009386543,
                "count": 52522,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.09819028818,
                "variance": 0.009641332694
              },
              {
                "average": 1,
                "count": 52522,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52522,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.709264689,
                "count": 52522,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4541059525,
                "variance": 0.2062122161
              },
              {
                "average": 19.05818735,
                "count": 52522,
                "maximum": 21,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 0.8203037248,
                "variance": 0.6728982009
              },
              {
                "average": 1.014679563,
                "count": 52522,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.1207418266,
                "variance": 0.0145785887
              },
              {
                "average": 1,
                "count": 52522,
                "maximum": 1,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 277746833.1,
                "count": 52522,
                "maximum": 277746835.5,
                "minimum": 277746830.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1.262335121,
                "variance": 1.593489959
              },
              {
                "average": 0,
                "count": 52522,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52522,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52522,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52522,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 52522,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              508000.0103,
              4336999.99,
              -0.1423212661,
              508128.3303,
              4337153.85,
              2.197678734
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    508000.0103303588,
                    4336999.989752945,
                    -0.142321266093086
                  ],
                  [
                    508000.0103303588,
                    4337153.849752944,
                    -0.142321266093086
                  ],
                  [
                    508128.33033035876,
                    4337153.849752944,
                    2.197678733906914
                  ],
                  [
                    508128.33033035876,
                    4336999.989752945,
                    2.197678733906914
                  ],
                  [
                    508000.0103303588,
                    4336999.989752945,
                    -0.142321266093086
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:40:35+00:00",
            "end_time": "2020-07-02T17:40:30+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200703_USGS_NJ_18SVJ9838.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -75.02315996889561,
              39.19324073464923,
              -0.270073859056808
            ],
            [
              -75.02316141332818,
              39.197640471667015,
              -0.270073859056808
            ],
            [
              -75.01158068310548,
              39.1976421982765,
              14.189926140943193
            ],
            [
              -75.01157996089061,
              39.19324246098978,
              14.189926140943193
            ],
            [
              -75.02315996889561,
              39.19324073464923,
              -0.270073859056808
            ]
          ]
        ]
      },
      "bbox": [
        -75.02316141,
        39.19324073,
        -0.2700738591,
        -75.01157996,
        39.1976422,
        14.18992614
      ],
      "properties": {
        "datetime": "2020-07-03T15:38:06Z",
        "pc:count": 1601083,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 498423.3006,
            "count": 1601083,
            "maximum": 499000.0041,
            "minimum": 498000.0041,
            "name": "X",
            "position": 0,
            "stddev": 266.4615831,
            "variance": 71001.77527
          },
          {
            "average": 4338474.907,
            "count": 1601083,
            "maximum": 4338709.587,
            "minimum": 4338221.327,
            "name": "Y",
            "position": 1,
            "stddev": 129.2949192,
            "variance": 16717.17613
          },
          {
            "average": 1.346058859,
            "count": 1601083,
            "maximum": 14.18992614,
            "minimum": -0.2700738591,
            "name": "Z",
            "position": 2,
            "stddev": 0.9787999374,
            "variance": 0.9580493174
          },
          {
            "average": 5613.630847,
            "count": 1601083,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 4053.53206,
            "variance": 16431122.16
          },
          {
            "average": 1.049249789,
            "count": 1601083,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2590594664,
            "variance": 0.06711180713
          },
          {
            "average": 1.100128476,
            "count": 1601083,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3919516712,
            "variance": 0.1536261126
          },
          {
            "average": 1,
            "count": 1601083,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1601083,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.73234367,
            "count": 1601083,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4427375537,
            "variance": 0.1960165415
          },
          {
            "average": 19.84796107,
            "count": 1601083,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.533380295,
            "variance": 2.35125513
          },
          {
            "average": 1.054089638,
            "count": 1601083,
            "maximum": 7,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.2689603336,
            "variance": 0.07233966103
          },
          {
            "average": 1.49408744,
            "count": 1601083,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.6266059107,
            "variance": 0.3926349673
          },
          {
            "average": 277825423.4,
            "count": 1601083,
            "maximum": 277825886.9,
            "minimum": 277825240.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 213.8569634,
            "variance": 45734.80078
          },
          {
            "average": 0,
            "count": 1601083,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1601083,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1601083,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1601083,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1601083,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          498000.0041,
          4338221.327,
          -0.2700738591,
          499000.0041,
          4338709.587,
          14.18992614
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                498000.00412585645,
                4338221.326885213,
                -0.270073859056808
              ],
              [
                498000.00412585645,
                4338709.586885213,
                -0.270073859056808
              ],
              [
                499000.00412585645,
                4338709.586885213,
                14.189926140943193
              ],
              [
                499000.00412585645,
                4338221.326885213,
                14.189926140943193
              ],
              [
                498000.00412585645,
                4338221.326885213,
                -0.270073859056808
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T15:38:06+00:00",
        "end_time": "2020-07-03T15:27:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SVJ9838.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SVJ9838.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SVJ9838.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SVJ9838.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -75.02316141,
            39.19324073,
            -0.2700738591,
            -75.01157996,
            39.1976422,
            14.18992614
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -75.02315996889561,
                  39.19324073464923,
                  -0.270073859056808
                ],
                [
                  -75.02316141332818,
                  39.197640471667015,
                  -0.270073859056808
                ],
                [
                  -75.01158068310548,
                  39.1976421982765,
                  14.189926140943193
                ],
                [
                  -75.01157996089061,
                  39.19324246098978,
                  14.189926140943193
                ],
                [
                  -75.02315996889561,
                  39.19324073464923,
                  -0.270073859056808
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SVJ9838.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SVJ9838.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T15:38:06Z",
            "pc:count": 1601083,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 498423.3006,
                "count": 1601083,
                "maximum": 499000.0041,
                "minimum": 498000.0041,
                "name": "X",
                "position": 0,
                "stddev": 266.4615831,
                "variance": 71001.77527
              },
              {
                "average": 4338474.907,
                "count": 1601083,
                "maximum": 4338709.587,
                "minimum": 4338221.327,
                "name": "Y",
                "position": 1,
                "stddev": 129.2949192,
                "variance": 16717.17613
              },
              {
                "average": 1.346058859,
                "count": 1601083,
                "maximum": 14.18992614,
                "minimum": -0.2700738591,
                "name": "Z",
                "position": 2,
                "stddev": 0.9787999374,
                "variance": 0.9580493174
              },
              {
                "average": 5613.630847,
                "count": 1601083,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 4053.53206,
                "variance": 16431122.16
              },
              {
                "average": 1.049249789,
                "count": 1601083,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2590594664,
                "variance": 0.06711180713
              },
              {
                "average": 1.100128476,
                "count": 1601083,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3919516712,
                "variance": 0.1536261126
              },
              {
                "average": 1,
                "count": 1601083,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1601083,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.73234367,
                "count": 1601083,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4427375537,
                "variance": 0.1960165415
              },
              {
                "average": 19.84796107,
                "count": 1601083,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.533380295,
                "variance": 2.35125513
              },
              {
                "average": 1.054089638,
                "count": 1601083,
                "maximum": 7,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.2689603336,
                "variance": 0.07233966103
              },
              {
                "average": 1.49408744,
                "count": 1601083,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.6266059107,
                "variance": 0.3926349673
              },
              {
                "average": 277825423.4,
                "count": 1601083,
                "maximum": 277825886.9,
                "minimum": 277825240.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 213.8569634,
                "variance": 45734.80078
              },
              {
                "average": 0,
                "count": 1601083,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1601083,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1601083,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1601083,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1601083,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              498000.0041,
              4338221.327,
              -0.2700738591,
              499000.0041,
              4338709.587,
              14.18992614
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    498000.00412585645,
                    4338221.326885213,
                    -0.270073859056808
                  ],
                  [
                    498000.00412585645,
                    4338709.586885213,
                    -0.270073859056808
                  ],
                  [
                    499000.00412585645,
                    4338709.586885213,
                    14.189926140943193
                  ],
                  [
                    499000.00412585645,
                    4338221.326885213,
                    14.189926140943193
                  ],
                  [
                    498000.00412585645,
                    4338221.326885213,
                    -0.270073859056808
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T15:38:06+00:00",
            "end_time": "2020-07-03T15:27:20+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200703_USGS_NJ_18SWJ1623.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.81507914249309,
              39.05593443682174,
              -2.387110579259915
            ],
            [
              -74.81505563423745,
              39.06494565337742,
              -2.387110579259915
            ],
            [
              -74.80349668165175,
              39.06492674971971,
              1.112889420740085
            ],
            [
              -74.80352165914205,
              39.055915539200306,
              1.112889420740085
            ],
            [
              -74.81507914249309,
              39.05593443682174,
              -2.387110579259915
            ]
          ]
        ]
      },
      "bbox": [
        -74.81507914,
        39.05591554,
        -2.387110579,
        -74.80349668,
        39.06494565,
        1.112889421
      ],
      "properties": {
        "datetime": "2020-07-03T18:28:03Z",
        "pc:count": 2728648,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 516495.0714,
            "count": 2728648,
            "maximum": 517000.0121,
            "minimum": 516000.0121,
            "name": "X",
            "position": 0,
            "stddev": 282.5247062,
            "variance": 79820.2096
          },
          {
            "average": 4323454.732,
            "count": 2728648,
            "maximum": 4323999.986,
            "minimum": 4322999.986,
            "name": "Y",
            "position": 1,
            "stddev": 274.8180358,
            "variance": 75524.95282
          },
          {
            "average": -0.9528568976,
            "count": 2728648,
            "maximum": 1.112889421,
            "minimum": -2.387110579,
            "name": "Z",
            "position": 2,
            "stddev": 0.3560491449,
            "variance": 0.1267709936
          },
          {
            "average": 1480.862822,
            "count": 2728648,
            "maximum": 17675,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 1143.403273,
            "variance": 1307371.044
          },
          {
            "average": 1.000021989,
            "count": 2728648,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.004842970602,
            "variance": 2.345436426e-05
          },
          {
            "average": 1.000045077,
            "count": 2728648,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.007033707241,
            "variance": 4.947303755e-05
          },
          {
            "average": 1,
            "count": 2728648,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2728648,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 20.94403639,
            "count": 2728648,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 12.42857163,
            "variance": 154.4693927
          },
          {
            "average": 19.9816128,
            "count": 2728648,
            "maximum": 25.00200081,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.659749142,
            "variance": 2.754767215
          },
          {
            "average": 1.704272959,
            "count": 2728648,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4564356151,
            "variance": 0.2083334707
          },
          {
            "average": 18.44766126,
            "count": 2728648,
            "maximum": 22,
            "minimum": 15,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.533875911,
            "variance": 2.352775311
          },
          {
            "average": 277834627.2,
            "count": 2728648,
            "maximum": 277836083.9,
            "minimum": 277833184.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 612.2756827,
            "variance": 374881.5116
          },
          {
            "average": 0,
            "count": 2728648,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2728648,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2728648,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2728648,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2728648,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          516000.0121,
          4322999.986,
          -2.387110579,
          517000.0121,
          4323999.986,
          1.112889421
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                516000.0120556541,
                4322999.98608394,
                -2.387110579259915
              ],
              [
                516000.0120556541,
                4323999.98608394,
                -2.387110579259915
              ],
              [
                517000.0120556541,
                4323999.98608394,
                1.112889420740085
              ],
              [
                517000.0120556541,
                4322999.98608394,
                1.112889420740085
              ],
              [
                516000.0120556541,
                4322999.98608394,
                -2.387110579259915
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:28:03+00:00",
        "end_time": "2020-07-03T17:39:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1623.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1623.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1623.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1623.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.81507914,
            39.05591554,
            -2.387110579,
            -74.80349668,
            39.06494565,
            1.112889421
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.81507914249309,
                  39.05593443682174,
                  -2.387110579259915
                ],
                [
                  -74.81505563423745,
                  39.06494565337742,
                  -2.387110579259915
                ],
                [
                  -74.80349668165175,
                  39.06492674971971,
                  1.112889420740085
                ],
                [
                  -74.80352165914205,
                  39.055915539200306,
                  1.112889420740085
                ],
                [
                  -74.81507914249309,
                  39.05593443682174,
                  -2.387110579259915
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1623.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1623.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:28:03Z",
            "pc:count": 2728648,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 516495.0714,
                "count": 2728648,
                "maximum": 517000.0121,
                "minimum": 516000.0121,
                "name": "X",
                "position": 0,
                "stddev": 282.5247062,
                "variance": 79820.2096
              },
              {
                "average": 4323454.732,
                "count": 2728648,
                "maximum": 4323999.986,
                "minimum": 4322999.986,
                "name": "Y",
                "position": 1,
                "stddev": 274.8180358,
                "variance": 75524.95282
              },
              {
                "average": -0.9528568976,
                "count": 2728648,
                "maximum": 1.112889421,
                "minimum": -2.387110579,
                "name": "Z",
                "position": 2,
                "stddev": 0.3560491449,
                "variance": 0.1267709936
              },
              {
                "average": 1480.862822,
                "count": 2728648,
                "maximum": 17675,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 1143.403273,
                "variance": 1307371.044
              },
              {
                "average": 1.000021989,
                "count": 2728648,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.004842970602,
                "variance": 2.345436426e-05
              },
              {
                "average": 1.000045077,
                "count": 2728648,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.007033707241,
                "variance": 4.947303755e-05
              },
              {
                "average": 1,
                "count": 2728648,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2728648,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 20.94403639,
                "count": 2728648,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 12.42857163,
                "variance": 154.4693927
              },
              {
                "average": 19.9816128,
                "count": 2728648,
                "maximum": 25.00200081,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.659749142,
                "variance": 2.754767215
              },
              {
                "average": 1.704272959,
                "count": 2728648,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4564356151,
                "variance": 0.2083334707
              },
              {
                "average": 18.44766126,
                "count": 2728648,
                "maximum": 22,
                "minimum": 15,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.533875911,
                "variance": 2.352775311
              },
              {
                "average": 277834627.2,
                "count": 2728648,
                "maximum": 277836083.9,
                "minimum": 277833184.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 612.2756827,
                "variance": 374881.5116
              },
              {
                "average": 0,
                "count": 2728648,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2728648,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2728648,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2728648,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2728648,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              516000.0121,
              4322999.986,
              -2.387110579,
              517000.0121,
              4323999.986,
              1.112889421
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    516000.0120556541,
                    4322999.98608394,
                    -2.387110579259915
                  ],
                  [
                    516000.0120556541,
                    4323999.98608394,
                    -2.387110579259915
                  ],
                  [
                    517000.0120556541,
                    4323999.98608394,
                    1.112889420740085
                  ],
                  [
                    517000.0120556541,
                    4322999.98608394,
                    1.112889420740085
                  ],
                  [
                    516000.0120556541,
                    4322999.98608394,
                    -2.387110579259915
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:28:03+00:00",
            "end_time": "2020-07-03T17:39:44+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": "20200702_USGS_NJ_18SWJ2121.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.75733347964614,
              39.043693499181074,
              -5.045045892390811
            ],
            [
              -74.75732279169027,
              39.04681732389286,
              -5.045045892390811
            ],
            [
              -74.75430668678425,
              39.04681100948888,
              -2.32504589239081
            ],
            [
              -74.75431750757174,
              39.04368718547622,
              -2.32504589239081
            ],
            [
              -74.75733347964614,
              39.043693499181074,
              -5.045045892390811
            ]
          ]
        ]
      },
      "bbox": [
        -74.75733348,
        39.04368719,
        -5.045045892,
        -74.75430669,
        39.04681732,
        -2.325045892
      ],
      "properties": {
        "datetime": "2020-07-02T15:31:26Z",
        "pc:count": 80931,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 521085.1286,
            "count": 80931,
            "maximum": 521261.0028,
            "minimum": 521000.0028,
            "name": "X",
            "position": 0,
            "stddev": 58.95225531,
            "variance": 3475.368406
          },
          {
            "average": 4321904.31,
            "count": 80931,
            "maximum": 4321999.989,
            "minimum": 4321653.329,
            "name": "Y",
            "position": 1,
            "stddev": 65.00167841,
            "variance": 4225.218196
          },
          {
            "average": -3.33355178,
            "count": 80931,
            "maximum": -2.325045892,
            "minimum": -5.045045892,
            "name": "Z",
            "position": 2,
            "stddev": 0.5525086172,
            "variance": 0.305265772
          },
          {
            "average": 392.3641003,
            "count": 80931,
            "maximum": 1973,
            "minimum": 13,
            "name": "Intensity",
            "position": 3,
            "stddev": 362.4562092,
            "variance": 131374.5036
          },
          {
            "average": 1,
            "count": 80931,
            "maximum": 1,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 80931,
            "maximum": 1,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 80931,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 80931,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 29,
            "count": 80931,
            "maximum": 29,
            "minimum": 29,
            "name": "Classification",
            "position": 8,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 20.72453551,
            "count": 80931,
            "maximum": 22.99799919,
            "minimum": 18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.94485337,
            "variance": 3.78245463
          },
          {
            "average": 2.004164041,
            "count": 80931,
            "maximum": 3,
            "minimum": 2,
            "name": "UserData",
            "position": 10,
            "stddev": 0.06439528689,
            "variance": 0.004146752974
          },
          {
            "average": 5,
            "count": 80931,
            "maximum": 5,
            "minimum": 5,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 277739082.5,
            "count": 80931,
            "maximum": 277739086.9,
            "minimum": 277739078.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2.142228822,
            "variance": 4.589144325
          },
          {
            "average": 0,
            "count": 80931,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 80931,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 80931,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 80931,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 80931,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          521000.0028,
          4321653.329,
          -5.045045892,
          521261.0028,
          4321999.989,
          -2.325045892
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                521000.0027942644,
                4321653.3288052045,
                -5.045045892390811
              ],
              [
                521000.0027942644,
                4321999.988805205,
                -5.045045892390811
              ],
              [
                521261.0027942644,
                4321999.988805205,
                -2.32504589239081
              ],
              [
                521261.0027942644,
                4321653.3288052045,
                -2.32504589239081
              ],
              [
                521000.0027942644,
                4321653.3288052045,
                -5.045045892390811
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T15:31:26+00:00",
        "end_time": "2020-07-02T15:31:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ2121.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ2121.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ2121.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2121.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.75733348,
            39.04368719,
            -5.045045892,
            -74.75430669,
            39.04681732,
            -2.325045892
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.75733347964614,
                  39.043693499181074,
                  -5.045045892390811
                ],
                [
                  -74.75732279169027,
                  39.04681732389286,
                  -5.045045892390811
                ],
                [
                  -74.75430668678425,
                  39.04681100948888,
                  -2.32504589239081
                ],
                [
                  -74.75431750757174,
                  39.04368718547622,
                  -2.32504589239081
                ],
                [
                  -74.75733347964614,
                  39.043693499181074,
                  -5.045045892390811
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ2121.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2121.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T15:31:26Z",
            "pc:count": 80931,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 521085.1286,
                "count": 80931,
                "maximum": 521261.0028,
                "minimum": 521000.0028,
                "name": "X",
                "position": 0,
                "stddev": 58.95225531,
                "variance": 3475.368406
              },
              {
                "average": 4321904.31,
                "count": 80931,
                "maximum": 4321999.989,
                "minimum": 4321653.329,
                "name": "Y",
                "position": 1,
                "stddev": 65.00167841,
                "variance": 4225.218196
              },
              {
                "average": -3.33355178,
                "count": 80931,
                "maximum": -2.325045892,
                "minimum": -5.045045892,
                "name": "Z",
                "position": 2,
                "stddev": 0.5525086172,
                "variance": 0.305265772
              },
              {
                "average": 392.3641003,
                "count": 80931,
                "maximum": 1973,
                "minimum": 13,
                "name": "Intensity",
                "position": 3,
                "stddev": 362.4562092,
                "variance": 131374.5036
              },
              {
                "average": 1,
                "count": 80931,
                "maximum": 1,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 80931,
                "maximum": 1,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 80931,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 80931,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 29,
                "count": 80931,
                "maximum": 29,
                "minimum": 29,
                "name": "Classification",
                "position": 8,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 20.72453551,
                "count": 80931,
                "maximum": 22.99799919,
                "minimum": 18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.94485337,
                "variance": 3.78245463
              },
              {
                "average": 2.004164041,
                "count": 80931,
                "maximum": 3,
                "minimum": 2,
                "name": "UserData",
                "position": 10,
                "stddev": 0.06439528689,
                "variance": 0.004146752974
              },
              {
                "average": 5,
                "count": 80931,
                "maximum": 5,
                "minimum": 5,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 277739082.5,
                "count": 80931,
                "maximum": 277739086.9,
                "minimum": 277739078.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2.142228822,
                "variance": 4.589144325
              },
              {
                "average": 0,
                "count": 80931,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 80931,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 80931,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 80931,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 80931,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              521000.0028,
              4321653.329,
              -5.045045892,
              521261.0028,
              4321999.989,
              -2.325045892
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    521000.0027942644,
                    4321653.3288052045,
                    -5.045045892390811
                  ],
                  [
                    521000.0027942644,
                    4321999.988805205,
                    -5.045045892390811
                  ],
                  [
                    521261.0027942644,
                    4321999.988805205,
                    -2.32504589239081
                  ],
                  [
                    521261.0027942644,
                    4321653.3288052045,
                    -2.32504589239081
                  ],
                  [
                    521000.0027942644,
                    4321653.3288052045,
                    -5.045045892390811
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T15:31:26+00:00",
            "end_time": "2020-07-02T15:31:18+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ5768.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.32786406029189,
              39.45963186652028,
              -0.060518942134313
            ],
            [
              -74.32782048604528,
              39.4641617437243,
              -0.060518942134313
            ],
            [
              -74.3257660652077,
              39.464149850846226,
              9.519481057865686
            ],
            [
              -74.32580977260824,
              39.459619975545905,
              9.519481057865686
            ],
            [
              -74.32786406029189,
              39.45963186652028,
              -0.060518942134313
            ]
          ]
        ]
      },
      "bbox": [
        -74.32786406,
        39.45961998,
        -0.06051894213,
        -74.32576607,
        39.46416174,
        9.519481058
      ],
      "properties": {
        "datetime": "2020-07-02T14:02:45Z",
        "pc:count": 198965,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 557931.6869,
            "count": 198965,
            "maximum": 557999.9984,
            "minimum": 557823.2584,
            "name": "X",
            "position": 0,
            "stddev": 43.90644267,
            "variance": 1927.775708
          },
          {
            "average": 4368185.074,
            "count": 198965,
            "maximum": 4368502.757,
            "minimum": 4367999.997,
            "name": "Y",
            "position": 1,
            "stddev": 129.6440402,
            "variance": 16807.57715
          },
          {
            "average": 1.37228532,
            "count": 198965,
            "maximum": 9.519481058,
            "minimum": -0.06051894213,
            "name": "Z",
            "position": 2,
            "stddev": 0.7331045864,
            "variance": 0.5374423346
          },
          {
            "average": 6243.585877,
            "count": 198965,
            "maximum": 38436,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 4296.938317,
            "variance": 18463678.9
          },
          {
            "average": 1.105581384,
            "count": 198965,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.336991867,
            "variance": 0.1135635184
          },
          {
            "average": 1.212203151,
            "count": 198965,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.4743663936,
            "variance": 0.2250234753
          },
          {
            "average": 1,
            "count": 198965,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 198965,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.681486694,
            "count": 198965,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.465900924,
            "variance": 0.217063671
          },
          {
            "average": 19.0303031,
            "count": 198965,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.636995846,
            "variance": 2.679755399
          },
          {
            "average": 1.127469655,
            "count": 198965,
            "maximum": 7,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.3622364809,
            "variance": 0.1312152681
          },
          {
            "average": 1,
            "count": 198965,
            "maximum": 1,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 277733760.6,
            "count": 198965,
            "maximum": 277733765,
            "minimum": 277733755.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2.284255761,
            "variance": 5.217824382
          },
          {
            "average": 0,
            "count": 198965,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 198965,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 198965,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 198965,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 198965,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          557823.2584,
          4367999.997,
          -0.06051894213,
          557999.9984,
          4368502.757,
          9.519481058
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                557823.2583723535,
                4367999.997053247,
                -0.060518942134313
              ],
              [
                557823.2583723535,
                4368502.757053247,
                -0.060518942134313
              ],
              [
                557999.9983723535,
                4368502.757053247,
                9.519481057865686
              ],
              [
                557999.9983723535,
                4367999.997053247,
                9.519481057865686
              ],
              [
                557823.2583723535,
                4367999.997053247,
                -0.060518942134313
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:02:45+00:00",
        "end_time": "2020-07-02T14:02:35+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5768.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5768.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5768.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5768.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.32786406,
            39.45961998,
            -0.06051894213,
            -74.32576607,
            39.46416174,
            9.519481058
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.32786406029189,
                  39.45963186652028,
                  -0.060518942134313
                ],
                [
                  -74.32782048604528,
                  39.4641617437243,
                  -0.060518942134313
                ],
                [
                  -74.3257660652077,
                  39.464149850846226,
                  9.519481057865686
                ],
                [
                  -74.32580977260824,
                  39.459619975545905,
                  9.519481057865686
                ],
                [
                  -74.32786406029189,
                  39.45963186652028,
                  -0.060518942134313
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5768.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5768.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:02:45Z",
            "pc:count": 198965,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 557931.6869,
                "count": 198965,
                "maximum": 557999.9984,
                "minimum": 557823.2584,
                "name": "X",
                "position": 0,
                "stddev": 43.90644267,
                "variance": 1927.775708
              },
              {
                "average": 4368185.074,
                "count": 198965,
                "maximum": 4368502.757,
                "minimum": 4367999.997,
                "name": "Y",
                "position": 1,
                "stddev": 129.6440402,
                "variance": 16807.57715
              },
              {
                "average": 1.37228532,
                "count": 198965,
                "maximum": 9.519481058,
                "minimum": -0.06051894213,
                "name": "Z",
                "position": 2,
                "stddev": 0.7331045864,
                "variance": 0.5374423346
              },
              {
                "average": 6243.585877,
                "count": 198965,
                "maximum": 38436,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 4296.938317,
                "variance": 18463678.9
              },
              {
                "average": 1.105581384,
                "count": 198965,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.336991867,
                "variance": 0.1135635184
              },
              {
                "average": 1.212203151,
                "count": 198965,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.4743663936,
                "variance": 0.2250234753
              },
              {
                "average": 1,
                "count": 198965,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 198965,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.681486694,
                "count": 198965,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.465900924,
                "variance": 0.217063671
              },
              {
                "average": 19.0303031,
                "count": 198965,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.636995846,
                "variance": 2.679755399
              },
              {
                "average": 1.127469655,
                "count": 198965,
                "maximum": 7,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.3622364809,
                "variance": 0.1312152681
              },
              {
                "average": 1,
                "count": 198965,
                "maximum": 1,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 277733760.6,
                "count": 198965,
                "maximum": 277733765,
                "minimum": 277733755.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2.284255761,
                "variance": 5.217824382
              },
              {
                "average": 0,
                "count": 198965,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 198965,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 198965,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 198965,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 198965,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              557823.2584,
              4367999.997,
              -0.06051894213,
              557999.9984,
              4368502.757,
              9.519481058
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    557823.2583723535,
                    4367999.997053247,
                    -0.060518942134313
                  ],
                  [
                    557823.2583723535,
                    4368502.757053247,
                    -0.060518942134313
                  ],
                  [
                    557999.9983723535,
                    4368502.757053247,
                    9.519481057865686
                  ],
                  [
                    557999.9983723535,
                    4367999.997053247,
                    9.519481057865686
                  ],
                  [
                    557823.2583723535,
                    4367999.997053247,
                    -0.060518942134313
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:02:45+00:00",
            "end_time": "2020-07-02T14:02:35+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": "20200702_USGS_NJ_18SWJ0317.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.95590127772994,
              39.0020048567547,
              -1.012385212848329
            ],
            [
              -74.95589850118525,
              39.00647700854128,
              -1.012385212848329
            ],
            [
              -74.95380180618498,
              39.00647619715423,
              18.727614787151673
            ],
            [
              -74.95380471473341,
              39.0020040454963,
              18.727614787151673
            ],
            [
              -74.95590127772994,
              39.0020048567547,
              -1.012385212848329
            ]
          ]
        ]
      },
      "bbox": [
        -74.95590128,
        39.00200405,
        -1.012385213,
        -74.95380181,
        39.00647701,
        18.72761479
      ],
      "properties": {
        "datetime": "2020-07-02T17:02:28Z",
        "pc:count": 394285,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 503952.688,
            "count": 394285,
            "maximum": 504000.018,
            "minimum": 503818.478,
            "name": "X",
            "position": 0,
            "stddev": 35.34437379,
            "variance": 1249.224759
          },
          {
            "average": 4317170.669,
            "count": 394285,
            "maximum": 4317496.269,
            "minimum": 4316999.989,
            "name": "Y",
            "position": 1,
            "stddev": 115.0099672,
            "variance": 13227.29255
          },
          {
            "average": 4.534069458,
            "count": 394285,
            "maximum": 18.72761479,
            "minimum": -1.012385213,
            "name": "Z",
            "position": 2,
            "stddev": 4.946918714,
            "variance": 24.47200476
          },
          {
            "average": 5255.396328,
            "count": 394285,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 5499.88984,
            "variance": 30248788.25
          },
          {
            "average": 1.519636811,
            "count": 394285,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9541422676,
            "variance": 0.9103874669
          },
          {
            "average": 2.090528425,
            "count": 394285,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.46048016,
            "variance": 2.133002299
          },
          {
            "average": 1,
            "count": 394285,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 394285,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.397397821,
            "count": 394285,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4893601948,
            "variance": 0.2394734003
          },
          {
            "average": 19.25821244,
            "count": 394285,
            "maximum": 22.00200081,
            "minimum": 18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.117772365,
            "variance": 1.249415061
          },
          {
            "average": 1.565859721,
            "count": 394285,
            "maximum": 11,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.074207681,
            "variance": 1.153922142
          },
          {
            "average": 1.448482697,
            "count": 394285,
            "maximum": 2,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4973395166,
            "variance": 0.2473465948
          },
          {
            "average": 277744388,
            "count": 394285,
            "maximum": 277744548.3,
            "minimum": 277744256,
            "name": "GpsTime",
            "position": 12,
            "stddev": 140.7285054,
            "variance": 19804.51223
          },
          {
            "average": 0,
            "count": 394285,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 394285,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 394285,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 394285,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 394285,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          503818.478,
          4316999.989,
          -1.012385213,
          504000.018,
          4317496.269,
          18.72761479
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                503818.4779962157,
                4316999.989058842,
                -1.012385212848329
              ],
              [
                503818.4779962157,
                4317496.269058841,
                -1.012385212848329
              ],
              [
                504000.0179962157,
                4317496.269058841,
                18.727614787151673
              ],
              [
                504000.0179962157,
                4316999.989058842,
                18.727614787151673
              ],
              [
                503818.4779962157,
                4316999.989058842,
                -1.012385212848329
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:02:28+00:00",
        "end_time": "2020-07-02T16:57:36+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0317.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0317.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0317.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0317.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.95590128,
            39.00200405,
            -1.012385213,
            -74.95380181,
            39.00647701,
            18.72761479
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.95590127772994,
                  39.0020048567547,
                  -1.012385212848329
                ],
                [
                  -74.95589850118525,
                  39.00647700854128,
                  -1.012385212848329
                ],
                [
                  -74.95380180618498,
                  39.00647619715423,
                  18.727614787151673
                ],
                [
                  -74.95380471473341,
                  39.0020040454963,
                  18.727614787151673
                ],
                [
                  -74.95590127772994,
                  39.0020048567547,
                  -1.012385212848329
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0317.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0317.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:02:28Z",
            "pc:count": 394285,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 503952.688,
                "count": 394285,
                "maximum": 504000.018,
                "minimum": 503818.478,
                "name": "X",
                "position": 0,
                "stddev": 35.34437379,
                "variance": 1249.224759
              },
              {
                "average": 4317170.669,
                "count": 394285,
                "maximum": 4317496.269,
                "minimum": 4316999.989,
                "name": "Y",
                "position": 1,
                "stddev": 115.0099672,
                "variance": 13227.29255
              },
              {
                "average": 4.534069458,
                "count": 394285,
                "maximum": 18.72761479,
                "minimum": -1.012385213,
                "name": "Z",
                "position": 2,
                "stddev": 4.946918714,
                "variance": 24.47200476
              },
              {
                "average": 5255.396328,
                "count": 394285,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 5499.88984,
                "variance": 30248788.25
              },
              {
                "average": 1.519636811,
                "count": 394285,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9541422676,
                "variance": 0.9103874669
              },
              {
                "average": 2.090528425,
                "count": 394285,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.46048016,
                "variance": 2.133002299
              },
              {
                "average": 1,
                "count": 394285,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 394285,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.397397821,
                "count": 394285,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4893601948,
                "variance": 0.2394734003
              },
              {
                "average": 19.25821244,
                "count": 394285,
                "maximum": 22.00200081,
                "minimum": 18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.117772365,
                "variance": 1.249415061
              },
              {
                "average": 1.565859721,
                "count": 394285,
                "maximum": 11,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.074207681,
                "variance": 1.153922142
              },
              {
                "average": 1.448482697,
                "count": 394285,
                "maximum": 2,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4973395166,
                "variance": 0.2473465948
              },
              {
                "average": 277744388,
                "count": 394285,
                "maximum": 277744548.3,
                "minimum": 277744256,
                "name": "GpsTime",
                "position": 12,
                "stddev": 140.7285054,
                "variance": 19804.51223
              },
              {
                "average": 0,
                "count": 394285,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 394285,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 394285,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 394285,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 394285,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              503818.478,
              4316999.989,
              -1.012385213,
              504000.018,
              4317496.269,
              18.72761479
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    503818.4779962157,
                    4316999.989058842,
                    -1.012385212848329
                  ],
                  [
                    503818.4779962157,
                    4317496.269058841,
                    -1.012385212848329
                  ],
                  [
                    504000.0179962157,
                    4317496.269058841,
                    18.727614787151673
                  ],
                  [
                    504000.0179962157,
                    4316999.989058842,
                    18.727614787151673
                  ],
                  [
                    503818.4779962157,
                    4316999.989058842,
                    -1.012385212848329
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:02:28+00:00",
            "end_time": "2020-07-02T16:57:36+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": "20200702_USGS_NJ_18SWJ0313.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.96537045291072,
              38.9676332137392,
              -1.449084707183943
            ],
            [
              -74.96536687818963,
              38.97497390021217,
              -1.449084707183943
            ],
            [
              -74.95785518400352,
              38.974971429166615,
              34.170915292816055
            ],
            [
              -74.95785953405736,
              38.967630743336876,
              34.170915292816055
            ],
            [
              -74.96537045291072,
              38.9676332137392,
              -1.449084707183943
            ]
          ]
        ]
      },
      "bbox": [
        -74.96537045,
        38.96763074,
        -1.449084707,
        -74.95785518,
        38.9749739,
        34.17091529
      ],
      "properties": {
        "datetime": "2020-07-02T17:08:57Z",
        "pc:count": 2179849,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 503371.9306,
            "count": 2179849,
            "maximum": 503650.6789,
            "minimum": 502999.9989,
            "name": "X",
            "position": 0,
            "stddev": 135.6876875,
            "variance": 18411.14854
          },
          {
            "average": 4313616.249,
            "count": 2179849,
            "maximum": 4313999.986,
            "minimum": 4313185.386,
            "name": "Y",
            "position": 1,
            "stddev": 221.5694985,
            "variance": 49093.04265
          },
          {
            "average": 3.280843136,
            "count": 2179849,
            "maximum": 34.17091529,
            "minimum": -1.449084707,
            "name": "Z",
            "position": 2,
            "stddev": 2.504101099,
            "variance": 6.270522314
          },
          {
            "average": 4725.425399,
            "count": 2179849,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 5167.261463,
            "variance": 26700591.03
          },
          {
            "average": 1.515326979,
            "count": 2179849,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8871394589,
            "variance": 0.7870164195
          },
          {
            "average": 2.03439229,
            "count": 2179849,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.270986244,
            "variance": 1.615406033
          },
          {
            "average": 1,
            "count": 2179849,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2179849,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.135428647,
            "count": 2179849,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 4.446536579,
            "variance": 19.77168755
          },
          {
            "average": 20.217979,
            "count": 2179849,
            "maximum": 22.99799919,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.549217624,
            "variance": 2.400075248
          },
          {
            "average": 1.575510047,
            "count": 2179849,
            "maximum": 11,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.9429984443,
            "variance": 0.889246066
          },
          {
            "average": 2.562586675,
            "count": 2179849,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.5580318108,
            "variance": 0.3113995018
          },
          {
            "average": 277744781.7,
            "count": 2179849,
            "maximum": 277744937.7,
            "minimum": 277744198.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 192.4705483,
            "variance": 37044.91198
          },
          {
            "average": 0,
            "count": 2179849,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2179849,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2179849,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2179849,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2179849,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          502999.9989,
          4313185.386,
          -1.449084707,
          503650.6789,
          4313999.986,
          34.17091529
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                502999.99893039966,
                4313185.386168848,
                -1.449084707183943
              ],
              [
                502999.99893039966,
                4313999.986168847,
                -1.449084707183943
              ],
              [
                503650.6789303997,
                4313999.986168847,
                34.170915292816055
              ],
              [
                503650.6789303997,
                4313185.386168848,
                34.170915292816055
              ],
              [
                502999.99893039966,
                4313185.386168848,
                -1.449084707183943
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:08:57+00:00",
        "end_time": "2020-07-02T16:56:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0313.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0313.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0313.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0313.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.96537045,
            38.96763074,
            -1.449084707,
            -74.95785518,
            38.9749739,
            34.17091529
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.96537045291072,
                  38.9676332137392,
                  -1.449084707183943
                ],
                [
                  -74.96536687818963,
                  38.97497390021217,
                  -1.449084707183943
                ],
                [
                  -74.95785518400352,
                  38.974971429166615,
                  34.170915292816055
                ],
                [
                  -74.95785953405736,
                  38.967630743336876,
                  34.170915292816055
                ],
                [
                  -74.96537045291072,
                  38.9676332137392,
                  -1.449084707183943
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0313.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0313.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:08:57Z",
            "pc:count": 2179849,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 503371.9306,
                "count": 2179849,
                "maximum": 503650.6789,
                "minimum": 502999.9989,
                "name": "X",
                "position": 0,
                "stddev": 135.6876875,
                "variance": 18411.14854
              },
              {
                "average": 4313616.249,
                "count": 2179849,
                "maximum": 4313999.986,
                "minimum": 4313185.386,
                "name": "Y",
                "position": 1,
                "stddev": 221.5694985,
                "variance": 49093.04265
              },
              {
                "average": 3.280843136,
                "count": 2179849,
                "maximum": 34.17091529,
                "minimum": -1.449084707,
                "name": "Z",
                "position": 2,
                "stddev": 2.504101099,
                "variance": 6.270522314
              },
              {
                "average": 4725.425399,
                "count": 2179849,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 5167.261463,
                "variance": 26700591.03
              },
              {
                "average": 1.515326979,
                "count": 2179849,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8871394589,
                "variance": 0.7870164195
              },
              {
                "average": 2.03439229,
                "count": 2179849,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.270986244,
                "variance": 1.615406033
              },
              {
                "average": 1,
                "count": 2179849,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2179849,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.135428647,
                "count": 2179849,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 4.446536579,
                "variance": 19.77168755
              },
              {
                "average": 20.217979,
                "count": 2179849,
                "maximum": 22.99799919,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.549217624,
                "variance": 2.400075248
              },
              {
                "average": 1.575510047,
                "count": 2179849,
                "maximum": 11,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.9429984443,
                "variance": 0.889246066
              },
              {
                "average": 2.562586675,
                "count": 2179849,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.5580318108,
                "variance": 0.3113995018
              },
              {
                "average": 277744781.7,
                "count": 2179849,
                "maximum": 277744937.7,
                "minimum": 277744198.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 192.4705483,
                "variance": 37044.91198
              },
              {
                "average": 0,
                "count": 2179849,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2179849,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2179849,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2179849,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2179849,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              502999.9989,
              4313185.386,
              -1.449084707,
              503650.6789,
              4313999.986,
              34.17091529
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    502999.99893039966,
                    4313185.386168848,
                    -1.449084707183943
                  ],
                  [
                    502999.99893039966,
                    4313999.986168847,
                    -1.449084707183943
                  ],
                  [
                    503650.6789303997,
                    4313999.986168847,
                    34.170915292816055
                  ],
                  [
                    503650.6789303997,
                    4313185.386168848,
                    34.170915292816055
                  ],
                  [
                    502999.99893039966,
                    4313185.386168848,
                    -1.449084707183943
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:08:57+00:00",
            "end_time": "2020-07-02T16:56:38+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": "20200702_USGS_NJ_18SWJ0311.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.96537893999032,
              38.94986090234136,
              -0.969101935153814
            ],
            [
              -74.96537549031785,
              38.95695109369923,
              -0.969101935153814
            ],
            [
              -74.96313783377309,
              38.95695040842024,
              19.730898064846187
            ],
            [
              -74.96314150638526,
              38.94986021723469,
              19.730898064846187
            ],
            [
              -74.96537893999032,
              38.94986090234136,
              -0.969101935153814
            ]
          ]
        ]
      },
      "bbox": [
        -74.96537894,
        38.94986022,
        -0.9691019352,
        -74.96313783,
        38.95695109,
        19.73089806
      ],
      "properties": {
        "datetime": "2020-07-02T17:08:28Z",
        "pc:count": 655514,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 503096.0743,
            "count": 655514,
            "maximum": 503193.893,
            "minimum": 503000.013,
            "name": "X",
            "position": 0,
            "stddev": 49.0806751,
            "variance": 2408.912669
          },
          {
            "average": 4311782.609,
            "count": 655514,
            "maximum": 4311999.987,
            "minimum": 4311213.187,
            "name": "Y",
            "position": 1,
            "stddev": 168.9591091,
            "variance": 28547.18056
          },
          {
            "average": 6.354144769,
            "count": 655514,
            "maximum": 19.73089806,
            "minimum": -0.9691019352,
            "name": "Z",
            "position": 2,
            "stddev": 4.118464371,
            "variance": 16.96174877
          },
          {
            "average": 2015.231068,
            "count": 655514,
            "maximum": 34983,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 3296.697405,
            "variance": 10868213.78
          },
          {
            "average": 2.205637103,
            "count": 655514,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.197685208,
            "variance": 1.434449858
          },
          {
            "average": 3.410880622,
            "count": 655514,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.37838691,
            "variance": 1.899950474
          },
          {
            "average": 1,
            "count": 655514,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 655514,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.312487605,
            "count": 655514,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.647781367,
            "variance": 2.715183435
          },
          {
            "average": 18.42864886,
            "count": 655514,
            "maximum": 22.00200081,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.079467221,
            "variance": 1.165249482
          },
          {
            "average": 2.366336951,
            "count": 655514,
            "maximum": 12,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.479961622,
            "variance": 2.190286403
          },
          {
            "average": 3,
            "count": 655514,
            "maximum": 3,
            "minimum": 3,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 277744903.5,
            "count": 655514,
            "maximum": 277744908.6,
            "minimum": 277744894.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2.863617515,
            "variance": 8.200305269
          },
          {
            "average": 0,
            "count": 655514,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 655514,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 655514,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 655514,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 655514,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          503000.013,
          4311213.187,
          -0.9691019352,
          503193.893,
          4311999.987,
          19.73089806
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                503000.01298122905,
                4311213.1872961,
                -0.969101935153814
              ],
              [
                503000.01298122905,
                4311999.987296101,
                -0.969101935153814
              ],
              [
                503193.89298122906,
                4311999.987296101,
                19.730898064846187
              ],
              [
                503193.89298122906,
                4311213.1872961,
                19.730898064846187
              ],
              [
                503000.01298122905,
                4311213.1872961,
                -0.969101935153814
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:08:28+00:00",
        "end_time": "2020-07-02T17:08:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0311.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0311.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0311.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0311.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.96537894,
            38.94986022,
            -0.9691019352,
            -74.96313783,
            38.95695109,
            19.73089806
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.96537893999032,
                  38.94986090234136,
                  -0.969101935153814
                ],
                [
                  -74.96537549031785,
                  38.95695109369923,
                  -0.969101935153814
                ],
                [
                  -74.96313783377309,
                  38.95695040842024,
                  19.730898064846187
                ],
                [
                  -74.96314150638526,
                  38.94986021723469,
                  19.730898064846187
                ],
                [
                  -74.96537893999032,
                  38.94986090234136,
                  -0.969101935153814
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0311.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0311.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:08:28Z",
            "pc:count": 655514,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 503096.0743,
                "count": 655514,
                "maximum": 503193.893,
                "minimum": 503000.013,
                "name": "X",
                "position": 0,
                "stddev": 49.0806751,
                "variance": 2408.912669
              },
              {
                "average": 4311782.609,
                "count": 655514,
                "maximum": 4311999.987,
                "minimum": 4311213.187,
                "name": "Y",
                "position": 1,
                "stddev": 168.9591091,
                "variance": 28547.18056
              },
              {
                "average": 6.354144769,
                "count": 655514,
                "maximum": 19.73089806,
                "minimum": -0.9691019352,
                "name": "Z",
                "position": 2,
                "stddev": 4.118464371,
                "variance": 16.96174877
              },
              {
                "average": 2015.231068,
                "count": 655514,
                "maximum": 34983,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 3296.697405,
                "variance": 10868213.78
              },
              {
                "average": 2.205637103,
                "count": 655514,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.197685208,
                "variance": 1.434449858
              },
              {
                "average": 3.410880622,
                "count": 655514,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.37838691,
                "variance": 1.899950474
              },
              {
                "average": 1,
                "count": 655514,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 655514,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.312487605,
                "count": 655514,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.647781367,
                "variance": 2.715183435
              },
              {
                "average": 18.42864886,
                "count": 655514,
                "maximum": 22.00200081,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.079467221,
                "variance": 1.165249482
              },
              {
                "average": 2.366336951,
                "count": 655514,
                "maximum": 12,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.479961622,
                "variance": 2.190286403
              },
              {
                "average": 3,
                "count": 655514,
                "maximum": 3,
                "minimum": 3,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 277744903.5,
                "count": 655514,
                "maximum": 277744908.6,
                "minimum": 277744894.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2.863617515,
                "variance": 8.200305269
              },
              {
                "average": 0,
                "count": 655514,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 655514,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 655514,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 655514,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 655514,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              503000.013,
              4311213.187,
              -0.9691019352,
              503193.893,
              4311999.987,
              19.73089806
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    503000.01298122905,
                    4311213.1872961,
                    -0.969101935153814
                  ],
                  [
                    503000.01298122905,
                    4311999.987296101,
                    -0.969101935153814
                  ],
                  [
                    503193.89298122906,
                    4311999.987296101,
                    19.730898064846187
                  ],
                  [
                    503193.89298122906,
                    4311213.1872961,
                    19.730898064846187
                  ],
                  [
                    503000.01298122905,
                    4311213.1872961,
                    -0.969101935153814
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:08:28+00:00",
            "end_time": "2020-07-02T17:08:14+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": "20200703_USGS_NJ_18SWJ1927.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.78029515620824,
              39.09191889987905,
              -3.666847207739558
            ],
            [
              -74.78026718964911,
              39.10093022152259,
              -3.666847207739558
            ],
            [
              -74.76870215785605,
              39.10090785191229,
              -0.306847207739558
            ],
            [
              -74.76873159632689,
              39.09189653740993,
              -0.306847207739558
            ],
            [
              -74.78029515620824,
              39.09191889987905,
              -3.666847207739558
            ]
          ]
        ]
      },
      "bbox": [
        -74.78029516,
        39.09189654,
        -3.666847208,
        -74.76870216,
        39.10093022,
        -0.3068472077
      ],
      "properties": {
        "datetime": "2020-07-03T18:26:49Z",
        "pc:count": 3071792,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 519500.7231,
            "count": 3071792,
            "maximum": 520000.0175,
            "minimum": 518999.9975,
            "name": "X",
            "position": 0,
            "stddev": 307.0531486,
            "variance": 94281.63605
          },
          {
            "average": 4327505.795,
            "count": 3071792,
            "maximum": 4327999.993,
            "minimum": 4326999.973,
            "name": "Y",
            "position": 1,
            "stddev": 292.04785,
            "variance": 85291.9467
          },
          {
            "average": -1.105332646,
            "count": 3071792,
            "maximum": -0.3068472077,
            "minimum": -3.666847208,
            "name": "Z",
            "position": 2,
            "stddev": 0.3583764133,
            "variance": 0.1284336536
          },
          {
            "average": 1031.246213,
            "count": 3071792,
            "maximum": 11285,
            "minimum": 20,
            "name": "Intensity",
            "position": 3,
            "stddev": 789.3718235,
            "variance": 623107.8758
          },
          {
            "average": 1,
            "count": 3071792,
            "maximum": 1,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 3071792,
            "maximum": 1,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 3071792,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3071792,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 24.60167974,
            "count": 3071792,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 10.01888007,
            "variance": 100.3779578
          },
          {
            "average": 19.97388698,
            "count": 3071792,
            "maximum": 25.00200081,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.532534441,
            "variance": 2.348661814
          },
          {
            "average": 1.838530734,
            "count": 3071792,
            "maximum": 4,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.368244527,
            "variance": 0.1356040317
          },
          {
            "average": 18.04023677,
            "count": 3071792,
            "maximum": 22,
            "minimum": 14,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.565116116,
            "variance": 2.449588457
          },
          {
            "average": 277834461.7,
            "count": 3071792,
            "maximum": 277836009.5,
            "minimum": 277832792.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 624.9932975,
            "variance": 390616.6219
          },
          {
            "average": 0,
            "count": 3071792,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3071792,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3071792,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3071792,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3071792,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          518999.9975,
          4326999.973,
          -3.666847208,
          520000.0175,
          4327999.993,
          -0.3068472077
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                518999.99752260617,
                4326999.973428858,
                -3.666847207739558
              ],
              [
                518999.99752260617,
                4327999.993428858,
                -3.666847207739558
              ],
              [
                520000.0175226062,
                4327999.993428858,
                -0.306847207739558
              ],
              [
                520000.0175226062,
                4326999.973428858,
                -0.306847207739558
              ],
              [
                518999.99752260617,
                4326999.973428858,
                -3.666847207739558
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:26:49+00:00",
        "end_time": "2020-07-03T17:33:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1927.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1927.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1927.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1927.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.78029516,
            39.09189654,
            -3.666847208,
            -74.76870216,
            39.10093022,
            -0.3068472077
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.78029515620824,
                  39.09191889987905,
                  -3.666847207739558
                ],
                [
                  -74.78026718964911,
                  39.10093022152259,
                  -3.666847207739558
                ],
                [
                  -74.76870215785605,
                  39.10090785191229,
                  -0.306847207739558
                ],
                [
                  -74.76873159632689,
                  39.09189653740993,
                  -0.306847207739558
                ],
                [
                  -74.78029515620824,
                  39.09191889987905,
                  -3.666847207739558
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1927.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1927.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:26:49Z",
            "pc:count": 3071792,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 519500.7231,
                "count": 3071792,
                "maximum": 520000.0175,
                "minimum": 518999.9975,
                "name": "X",
                "position": 0,
                "stddev": 307.0531486,
                "variance": 94281.63605
              },
              {
                "average": 4327505.795,
                "count": 3071792,
                "maximum": 4327999.993,
                "minimum": 4326999.973,
                "name": "Y",
                "position": 1,
                "stddev": 292.04785,
                "variance": 85291.9467
              },
              {
                "average": -1.105332646,
                "count": 3071792,
                "maximum": -0.3068472077,
                "minimum": -3.666847208,
                "name": "Z",
                "position": 2,
                "stddev": 0.3583764133,
                "variance": 0.1284336536
              },
              {
                "average": 1031.246213,
                "count": 3071792,
                "maximum": 11285,
                "minimum": 20,
                "name": "Intensity",
                "position": 3,
                "stddev": 789.3718235,
                "variance": 623107.8758
              },
              {
                "average": 1,
                "count": 3071792,
                "maximum": 1,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 3071792,
                "maximum": 1,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 3071792,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3071792,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 24.60167974,
                "count": 3071792,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 10.01888007,
                "variance": 100.3779578
              },
              {
                "average": 19.97388698,
                "count": 3071792,
                "maximum": 25.00200081,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.532534441,
                "variance": 2.348661814
              },
              {
                "average": 1.838530734,
                "count": 3071792,
                "maximum": 4,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.368244527,
                "variance": 0.1356040317
              },
              {
                "average": 18.04023677,
                "count": 3071792,
                "maximum": 22,
                "minimum": 14,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.565116116,
                "variance": 2.449588457
              },
              {
                "average": 277834461.7,
                "count": 3071792,
                "maximum": 277836009.5,
                "minimum": 277832792.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 624.9932975,
                "variance": 390616.6219
              },
              {
                "average": 0,
                "count": 3071792,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3071792,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3071792,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3071792,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3071792,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              518999.9975,
              4326999.973,
              -3.666847208,
              520000.0175,
              4327999.993,
              -0.3068472077
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    518999.99752260617,
                    4326999.973428858,
                    -3.666847207739558
                  ],
                  [
                    518999.99752260617,
                    4327999.993428858,
                    -3.666847207739558
                  ],
                  [
                    520000.0175226062,
                    4327999.993428858,
                    -0.306847207739558
                  ],
                  [
                    520000.0175226062,
                    4326999.973428858,
                    -0.306847207739558
                  ],
                  [
                    518999.99752260617,
                    4326999.973428858,
                    -3.666847207739558
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:26:49+00:00",
            "end_time": "2020-07-03T17:33:12+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ5866.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.32596062001777,
              39.44396714277635,
              -2.734454291664524
            ],
            [
              -74.32589657295979,
              39.45060988358063,
              -2.734454291664524
            ],
            [
              -74.3212964678781,
              39.450583129915266,
              -0.834454291664524
            ],
            [
              -74.32136095191393,
              39.44394039539128,
              -0.834454291664524
            ],
            [
              -74.32596062001777,
              39.44396714277635,
              -2.734454291664524
            ]
          ]
        ]
      },
      "bbox": [
        -74.32596062,
        39.4439404,
        -2.734454292,
        -74.32129647,
        39.45060988,
        -0.8344542917
      ],
      "properties": {
        "datetime": "2020-07-02T14:37:13Z",
        "pc:count": 530102,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 558130.5873,
            "count": 530102,
            "maximum": 558395.8275,
            "minimum": 558000.0075,
            "name": "X",
            "position": 0,
            "stddev": 100.2979271,
            "variance": 10059.67417
          },
          {
            "average": 4366784.215,
            "count": 530102,
            "maximum": 4366999.99,
            "minimum": 4366262.73,
            "name": "Y",
            "position": 1,
            "stddev": 164.1145771,
            "variance": 26933.59442
          },
          {
            "average": -1.558061654,
            "count": 530102,
            "maximum": -0.8344542917,
            "minimum": -2.734454292,
            "name": "Z",
            "position": 2,
            "stddev": 0.2366730968,
            "variance": 0.05601415475
          },
          {
            "average": 630.080609,
            "count": 530102,
            "maximum": 3447,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 393.5729896,
            "variance": 154899.6982
          },
          {
            "average": 1,
            "count": 530102,
            "maximum": 1,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 530102,
            "maximum": 1,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 530102,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 530102,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 29,
            "count": 530102,
            "maximum": 29,
            "minimum": 29,
            "name": "Classification",
            "position": 8,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 20.6013648,
            "count": 530102,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.954201697,
            "variance": 3.818904274
          },
          {
            "average": 2.000558383,
            "count": 530102,
            "maximum": 4,
            "minimum": 2,
            "name": "UserData",
            "position": 10,
            "stddev": 0.02370327468,
            "variance": 0.0005618452306
          },
          {
            "average": 3.544248088,
            "count": 530102,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.6372118023,
            "variance": 0.406038881
          },
          {
            "average": 277734673.4,
            "count": 530102,
            "maximum": 277735833.4,
            "minimum": 277734464.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 233.253938,
            "variance": 54407.39962
          },
          {
            "average": 0,
            "count": 530102,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 530102,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 530102,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 530102,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 530102,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          558000.0075,
          4366262.73,
          -2.734454292,
          558395.8275,
          4366999.99,
          -0.8344542917
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                558000.0074831354,
                4366262.729795164,
                -2.734454291664524
              ],
              [
                558000.0074831354,
                4366999.989795164,
                -2.734454291664524
              ],
              [
                558395.8274831355,
                4366999.989795164,
                -0.834454291664524
              ],
              [
                558395.8274831355,
                4366262.729795164,
                -0.834454291664524
              ],
              [
                558000.0074831354,
                4366262.729795164,
                -2.734454291664524
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:37:13+00:00",
        "end_time": "2020-07-02T14:14:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5866.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5866.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5866.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5866.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.32596062,
            39.4439404,
            -2.734454292,
            -74.32129647,
            39.45060988,
            -0.8344542917
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.32596062001777,
                  39.44396714277635,
                  -2.734454291664524
                ],
                [
                  -74.32589657295979,
                  39.45060988358063,
                  -2.734454291664524
                ],
                [
                  -74.3212964678781,
                  39.450583129915266,
                  -0.834454291664524
                ],
                [
                  -74.32136095191393,
                  39.44394039539128,
                  -0.834454291664524
                ],
                [
                  -74.32596062001777,
                  39.44396714277635,
                  -2.734454291664524
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5866.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5866.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:37:13Z",
            "pc:count": 530102,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 558130.5873,
                "count": 530102,
                "maximum": 558395.8275,
                "minimum": 558000.0075,
                "name": "X",
                "position": 0,
                "stddev": 100.2979271,
                "variance": 10059.67417
              },
              {
                "average": 4366784.215,
                "count": 530102,
                "maximum": 4366999.99,
                "minimum": 4366262.73,
                "name": "Y",
                "position": 1,
                "stddev": 164.1145771,
                "variance": 26933.59442
              },
              {
                "average": -1.558061654,
                "count": 530102,
                "maximum": -0.8344542917,
                "minimum": -2.734454292,
                "name": "Z",
                "position": 2,
                "stddev": 0.2366730968,
                "variance": 0.05601415475
              },
              {
                "average": 630.080609,
                "count": 530102,
                "maximum": 3447,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 393.5729896,
                "variance": 154899.6982
              },
              {
                "average": 1,
                "count": 530102,
                "maximum": 1,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 530102,
                "maximum": 1,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 530102,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 530102,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 29,
                "count": 530102,
                "maximum": 29,
                "minimum": 29,
                "name": "Classification",
                "position": 8,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 20.6013648,
                "count": 530102,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.954201697,
                "variance": 3.818904274
              },
              {
                "average": 2.000558383,
                "count": 530102,
                "maximum": 4,
                "minimum": 2,
                "name": "UserData",
                "position": 10,
                "stddev": 0.02370327468,
                "variance": 0.0005618452306
              },
              {
                "average": 3.544248088,
                "count": 530102,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.6372118023,
                "variance": 0.406038881
              },
              {
                "average": 277734673.4,
                "count": 530102,
                "maximum": 277735833.4,
                "minimum": 277734464.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 233.253938,
                "variance": 54407.39962
              },
              {
                "average": 0,
                "count": 530102,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 530102,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 530102,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 530102,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 530102,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              558000.0075,
              4366262.73,
              -2.734454292,
              558395.8275,
              4366999.99,
              -0.8344542917
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    558000.0074831354,
                    4366262.729795164,
                    -2.734454291664524
                  ],
                  [
                    558000.0074831354,
                    4366999.989795164,
                    -2.734454291664524
                  ],
                  [
                    558395.8274831355,
                    4366999.989795164,
                    -0.834454291664524
                  ],
                  [
                    558395.8274831355,
                    4366262.729795164,
                    -0.834454291664524
                  ],
                  [
                    558000.0074831354,
                    4366262.729795164,
                    -2.734454291664524
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:37:13+00:00",
            "end_time": "2020-07-02T14:14:24+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": "20200702_USGS_NJ_18SWJ0725.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.91423455397661,
              39.07407202957928,
              -1.225043281417909
            ],
            [
              -74.91422364389574,
              39.083083254959845,
              -1.225043281417909
            ],
            [
              -74.90750406213218,
              39.08307811838012,
              24.534956718582094
            ],
            [
              -74.90751582688839,
              39.07406689463954,
              24.534956718582094
            ],
            [
              -74.91423455397661,
              39.07407202957928,
              -1.225043281417909
            ]
          ]
        ]
      },
      "bbox": [
        -74.91423455,
        39.07406689,
        -1.225043281,
        -74.90750406,
        39.08308325,
        24.53495672
      ],
      "properties": {
        "datetime": "2020-07-02T17:21:12Z",
        "pc:count": 2022646,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 507846.0747,
            "count": 2022646,
            "maximum": 508000.0114,
            "minimum": 507418.8314,
            "name": "X",
            "position": 0,
            "stddev": 122.5040912,
            "variance": 15007.25236
          },
          {
            "average": 4325317.779,
            "count": 2022646,
            "maximum": 4325999.988,
            "minimum": 4324999.988,
            "name": "Y",
            "position": 1,
            "stddev": 224.9375029,
            "variance": 50596.8802
          },
          {
            "average": 3.797851274,
            "count": 2022646,
            "maximum": 24.53495672,
            "minimum": -1.225043281,
            "name": "Z",
            "position": 2,
            "stddev": 4.648291963,
            "variance": 21.60661817
          },
          {
            "average": 2147.721892,
            "count": 2022646,
            "maximum": 65535,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 2605.770689,
            "variance": 6790040.882
          },
          {
            "average": 1.818834339,
            "count": 2022646,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.095864483,
            "variance": 1.200918966
          },
          {
            "average": 2.647711463,
            "count": 2022646,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.545461351,
            "variance": 2.388450787
          },
          {
            "average": 1,
            "count": 2022646,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2022646,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.54145016,
            "count": 2022646,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 2.348652457,
            "variance": 5.516168364
          },
          {
            "average": 19.76632763,
            "count": 2022646,
            "maximum": 22.99799919,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.420564491,
            "variance": 2.018003472
          },
          {
            "average": 1.989337234,
            "count": 2022646,
            "maximum": 15,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.479443597,
            "variance": 2.188753358
          },
          {
            "average": 1.457073062,
            "count": 2022646,
            "maximum": 2,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4981539929,
            "variance": 0.2481574007
          },
          {
            "average": 277745502,
            "count": 2022646,
            "maximum": 277745672.8,
            "minimum": 277745354.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 151.3021696,
            "variance": 22892.34652
          },
          {
            "average": 0,
            "count": 2022646,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2022646,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2022646,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2022646,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2022646,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          507418.8314,
          4324999.988,
          -1.225043281,
          508000.0114,
          4325999.988,
          24.53495672
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                507418.83140516694,
                4324999.988108944,
                -1.225043281417909
              ],
              [
                507418.83140516694,
                4325999.988108944,
                -1.225043281417909
              ],
              [
                508000.011405167,
                4325999.988108944,
                24.534956718582094
              ],
              [
                508000.011405167,
                4324999.988108944,
                24.534956718582094
              ],
              [
                507418.83140516694,
                4324999.988108944,
                -1.225043281417909
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:21:12+00:00",
        "end_time": "2020-07-02T17:15:54+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0725.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0725.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0725.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0725.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.91423455,
            39.07406689,
            -1.225043281,
            -74.90750406,
            39.08308325,
            24.53495672
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.91423455397661,
                  39.07407202957928,
                  -1.225043281417909
                ],
                [
                  -74.91422364389574,
                  39.083083254959845,
                  -1.225043281417909
                ],
                [
                  -74.90750406213218,
                  39.08307811838012,
                  24.534956718582094
                ],
                [
                  -74.90751582688839,
                  39.07406689463954,
                  24.534956718582094
                ],
                [
                  -74.91423455397661,
                  39.07407202957928,
                  -1.225043281417909
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0725.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0725.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:21:12Z",
            "pc:count": 2022646,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 507846.0747,
                "count": 2022646,
                "maximum": 508000.0114,
                "minimum": 507418.8314,
                "name": "X",
                "position": 0,
                "stddev": 122.5040912,
                "variance": 15007.25236
              },
              {
                "average": 4325317.779,
                "count": 2022646,
                "maximum": 4325999.988,
                "minimum": 4324999.988,
                "name": "Y",
                "position": 1,
                "stddev": 224.9375029,
                "variance": 50596.8802
              },
              {
                "average": 3.797851274,
                "count": 2022646,
                "maximum": 24.53495672,
                "minimum": -1.225043281,
                "name": "Z",
                "position": 2,
                "stddev": 4.648291963,
                "variance": 21.60661817
              },
              {
                "average": 2147.721892,
                "count": 2022646,
                "maximum": 65535,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 2605.770689,
                "variance": 6790040.882
              },
              {
                "average": 1.818834339,
                "count": 2022646,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.095864483,
                "variance": 1.200918966
              },
              {
                "average": 2.647711463,
                "count": 2022646,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.545461351,
                "variance": 2.388450787
              },
              {
                "average": 1,
                "count": 2022646,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2022646,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.54145016,
                "count": 2022646,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 2.348652457,
                "variance": 5.516168364
              },
              {
                "average": 19.76632763,
                "count": 2022646,
                "maximum": 22.99799919,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.420564491,
                "variance": 2.018003472
              },
              {
                "average": 1.989337234,
                "count": 2022646,
                "maximum": 15,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.479443597,
                "variance": 2.188753358
              },
              {
                "average": 1.457073062,
                "count": 2022646,
                "maximum": 2,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4981539929,
                "variance": 0.2481574007
              },
              {
                "average": 277745502,
                "count": 2022646,
                "maximum": 277745672.8,
                "minimum": 277745354.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 151.3021696,
                "variance": 22892.34652
              },
              {
                "average": 0,
                "count": 2022646,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2022646,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2022646,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2022646,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2022646,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              507418.8314,
              4324999.988,
              -1.225043281,
              508000.0114,
              4325999.988,
              24.53495672
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    507418.83140516694,
                    4324999.988108944,
                    -1.225043281417909
                  ],
                  [
                    507418.83140516694,
                    4325999.988108944,
                    -1.225043281417909
                  ],
                  [
                    508000.011405167,
                    4325999.988108944,
                    24.534956718582094
                  ],
                  [
                    508000.011405167,
                    4324999.988108944,
                    24.534956718582094
                  ],
                  [
                    507418.83140516694,
                    4324999.988108944,
                    -1.225043281417909
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:21:12+00:00",
            "end_time": "2020-07-02T17:15:54+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": "20200703_USGS_NJ_18SWJ1824.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.7919378597231,
              39.0649066827185,
              -1.331652016121964
            ],
            [
              -74.79191140116686,
              39.07391787285676,
              -1.331652016121964
            ],
            [
              -74.78035100174765,
              39.07389667113274,
              27.028347983878035
            ],
            [
              -74.78037893018569,
              39.06488548776407,
              27.028347983878035
            ],
            [
              -74.7919378597231,
              39.0649066827185,
              -1.331652016121964
            ]
          ]
        ]
      },
      "bbox": [
        -74.79193786,
        39.06488549,
        -1.331652016,
        -74.780351,
        39.07391787,
        27.02834798
      ],
      "properties": {
        "datetime": "2020-07-03T19:11:49Z",
        "pc:count": 5090635,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 518481.8889,
            "count": 5090635,
            "maximum": 519000.0017,
            "minimum": 518000.0017,
            "name": "X",
            "position": 0,
            "stddev": 289.6509827,
            "variance": 83897.69178
          },
          {
            "average": 4324466.227,
            "count": 5090635,
            "maximum": 4324999.984,
            "minimum": 4323999.984,
            "name": "Y",
            "position": 1,
            "stddev": 268.0716812,
            "variance": 71862.42627
          },
          {
            "average": 1.187790655,
            "count": 5090635,
            "maximum": 27.02834798,
            "minimum": -1.331652016,
            "name": "Z",
            "position": 2,
            "stddev": 2.424880589,
            "variance": 5.880045869
          },
          {
            "average": 4516.898461,
            "count": 5090635,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 3423.143342,
            "variance": 11717910.34
          },
          {
            "average": 1.106192646,
            "count": 5090635,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4406934169,
            "variance": 0.1942106877
          },
          {
            "average": 1.215082401,
            "count": 5090635,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6918378376,
            "variance": 0.4786395935
          },
          {
            "average": 1,
            "count": 5090635,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5090635,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.966429335,
            "count": 5090635,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 6.060265578,
            "variance": 36.72681888
          },
          {
            "average": 20.03185301,
            "count": 5090635,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.264286693,
            "variance": 1.598420841
          },
          {
            "average": 1.167462998,
            "count": 5090635,
            "maximum": 11,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.5124262351,
            "variance": 0.2625806464
          },
          {
            "average": 16.49904973,
            "count": 5090635,
            "maximum": 29,
            "minimum": 10,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 6.363576398,
            "variance": 40.49510457
          },
          {
            "average": 277833785.1,
            "count": 5090635,
            "maximum": 277838709.9,
            "minimum": 277831168.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2509.586647,
            "variance": 6298025.14
          },
          {
            "average": 0,
            "count": 5090635,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5090635,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5090635,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5090635,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5090635,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          518000.0017,
          4323999.984,
          -1.331652016,
          519000.0017,
          4324999.984,
          27.02834798
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                518000.0017250329,
                4323999.98409746,
                -1.331652016121964
              ],
              [
                518000.0017250329,
                4324999.98409746,
                -1.331652016121964
              ],
              [
                519000.0017250329,
                4324999.98409746,
                27.028347983878035
              ],
              [
                519000.0017250329,
                4323999.98409746,
                27.028347983878035
              ],
              [
                518000.0017250329,
                4323999.98409746,
                -1.331652016121964
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T19:11:49+00:00",
        "end_time": "2020-07-03T17:06:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1824.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1824.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1824.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1824.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.79193786,
            39.06488549,
            -1.331652016,
            -74.780351,
            39.07391787,
            27.02834798
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.7919378597231,
                  39.0649066827185,
                  -1.331652016121964
                ],
                [
                  -74.79191140116686,
                  39.07391787285676,
                  -1.331652016121964
                ],
                [
                  -74.78035100174765,
                  39.07389667113274,
                  27.028347983878035
                ],
                [
                  -74.78037893018569,
                  39.06488548776407,
                  27.028347983878035
                ],
                [
                  -74.7919378597231,
                  39.0649066827185,
                  -1.331652016121964
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1824.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1824.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T19:11:49Z",
            "pc:count": 5090635,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 518481.8889,
                "count": 5090635,
                "maximum": 519000.0017,
                "minimum": 518000.0017,
                "name": "X",
                "position": 0,
                "stddev": 289.6509827,
                "variance": 83897.69178
              },
              {
                "average": 4324466.227,
                "count": 5090635,
                "maximum": 4324999.984,
                "minimum": 4323999.984,
                "name": "Y",
                "position": 1,
                "stddev": 268.0716812,
                "variance": 71862.42627
              },
              {
                "average": 1.187790655,
                "count": 5090635,
                "maximum": 27.02834798,
                "minimum": -1.331652016,
                "name": "Z",
                "position": 2,
                "stddev": 2.424880589,
                "variance": 5.880045869
              },
              {
                "average": 4516.898461,
                "count": 5090635,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 3423.143342,
                "variance": 11717910.34
              },
              {
                "average": 1.106192646,
                "count": 5090635,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4406934169,
                "variance": 0.1942106877
              },
              {
                "average": 1.215082401,
                "count": 5090635,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6918378376,
                "variance": 0.4786395935
              },
              {
                "average": 1,
                "count": 5090635,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5090635,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.966429335,
                "count": 5090635,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 6.060265578,
                "variance": 36.72681888
              },
              {
                "average": 20.03185301,
                "count": 5090635,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.264286693,
                "variance": 1.598420841
              },
              {
                "average": 1.167462998,
                "count": 5090635,
                "maximum": 11,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.5124262351,
                "variance": 0.2625806464
              },
              {
                "average": 16.49904973,
                "count": 5090635,
                "maximum": 29,
                "minimum": 10,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 6.363576398,
                "variance": 40.49510457
              },
              {
                "average": 277833785.1,
                "count": 5090635,
                "maximum": 277838709.9,
                "minimum": 277831168.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2509.586647,
                "variance": 6298025.14
              },
              {
                "average": 0,
                "count": 5090635,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5090635,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5090635,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5090635,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5090635,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              518000.0017,
              4323999.984,
              -1.331652016,
              519000.0017,
              4324999.984,
              27.02834798
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    518000.0017250329,
                    4323999.98409746,
                    -1.331652016121964
                  ],
                  [
                    518000.0017250329,
                    4324999.98409746,
                    -1.331652016121964
                  ],
                  [
                    519000.0017250329,
                    4324999.98409746,
                    27.028347983878035
                  ],
                  [
                    519000.0017250329,
                    4323999.98409746,
                    27.028347983878035
                  ],
                  [
                    518000.0017250329,
                    4323999.98409746,
                    -1.331652016121964
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T19:11:49+00:00",
            "end_time": "2020-07-03T17:06:08+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": "20200702_USGS_NJ_18SWJ5869.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.32388486514242,
              39.46861921083749,
              -2.852621940814151
            ],
            [
              -74.32379764442108,
              39.47762920507328,
              -2.852621940814151
            ],
            [
              -74.31400955458601,
              39.47757187331266,
              9.96737805918585
            ],
            [
              -74.31409803759558,
              39.46856189732731,
              9.96737805918585
            ],
            [
              -74.32388486514242,
              39.46861921083749,
              -2.852621940814151
            ]
          ]
        ]
      },
      "bbox": [
        -74.32388487,
        39.4685619,
        -2.852621941,
        -74.31400955,
        39.47762921,
        9.967378059
      ],
      "properties": {
        "datetime": "2020-07-02T14:19:51Z",
        "pc:count": 2975896,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 558650.0781,
            "count": 2975896,
            "maximum": 559000.0067,
            "minimum": 558158.1067,
            "name": "X",
            "position": 0,
            "stddev": 216.2122391,
            "variance": 46747.73234
          },
          {
            "average": 4369408.911,
            "count": 2975896,
            "maximum": 4369999.985,
            "minimum": 4368999.985,
            "name": "Y",
            "position": 1,
            "stddev": 265.9534983,
            "variance": 70731.26328
          },
          {
            "average": 1.96575104,
            "count": 2975896,
            "maximum": 9.967378059,
            "minimum": -2.852621941,
            "name": "Z",
            "position": 2,
            "stddev": 1.456371476,
            "variance": 2.121017876
          },
          {
            "average": 5646.494682,
            "count": 2975896,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 5221.389093,
            "variance": 27262904.07
          },
          {
            "average": 1.274143989,
            "count": 2975896,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.591305016,
            "variance": 0.3496416219
          },
          {
            "average": 1.550386169,
            "count": 2975896,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8397762248,
            "variance": 0.7052241078
          },
          {
            "average": 1,
            "count": 2975896,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2975896,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.796053357,
            "count": 2975896,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 2.963096146,
            "variance": 8.779938771
          },
          {
            "average": 20.01948432,
            "count": 2975896,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.774456253,
            "variance": 3.148694992
          },
          {
            "average": 1.30942748,
            "count": 2975896,
            "maximum": 7,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.605282586,
            "variance": 0.366367009
          },
          {
            "average": 1.971615272,
            "count": 2975896,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.866394542,
            "variance": 0.7506395024
          },
          {
            "average": 277734079.8,
            "count": 2975896,
            "maximum": 277734791.5,
            "minimum": 277733730.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 299.4862241,
            "variance": 89691.99844
          },
          {
            "average": 0,
            "count": 2975896,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2975896,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2975896,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2975896,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2975896,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          558158.1067,
          4368999.985,
          -2.852621941,
          559000.0067,
          4369999.985,
          9.967378059
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                558158.1067221885,
                4368999.985409241,
                -2.852621940814151
              ],
              [
                558158.1067221885,
                4369999.985409241,
                -2.852621940814151
              ],
              [
                559000.0067221884,
                4369999.985409241,
                9.96737805918585
              ],
              [
                559000.0067221884,
                4368999.985409241,
                9.96737805918585
              ],
              [
                558158.1067221885,
                4368999.985409241,
                -2.852621940814151
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:19:51+00:00",
        "end_time": "2020-07-02T14:02:10+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5869.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5869.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5869.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5869.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.32388487,
            39.4685619,
            -2.852621941,
            -74.31400955,
            39.47762921,
            9.967378059
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.32388486514242,
                  39.46861921083749,
                  -2.852621940814151
                ],
                [
                  -74.32379764442108,
                  39.47762920507328,
                  -2.852621940814151
                ],
                [
                  -74.31400955458601,
                  39.47757187331266,
                  9.96737805918585
                ],
                [
                  -74.31409803759558,
                  39.46856189732731,
                  9.96737805918585
                ],
                [
                  -74.32388486514242,
                  39.46861921083749,
                  -2.852621940814151
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5869.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5869.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:19:51Z",
            "pc:count": 2975896,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 558650.0781,
                "count": 2975896,
                "maximum": 559000.0067,
                "minimum": 558158.1067,
                "name": "X",
                "position": 0,
                "stddev": 216.2122391,
                "variance": 46747.73234
              },
              {
                "average": 4369408.911,
                "count": 2975896,
                "maximum": 4369999.985,
                "minimum": 4368999.985,
                "name": "Y",
                "position": 1,
                "stddev": 265.9534983,
                "variance": 70731.26328
              },
              {
                "average": 1.96575104,
                "count": 2975896,
                "maximum": 9.967378059,
                "minimum": -2.852621941,
                "name": "Z",
                "position": 2,
                "stddev": 1.456371476,
                "variance": 2.121017876
              },
              {
                "average": 5646.494682,
                "count": 2975896,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 5221.389093,
                "variance": 27262904.07
              },
              {
                "average": 1.274143989,
                "count": 2975896,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.591305016,
                "variance": 0.3496416219
              },
              {
                "average": 1.550386169,
                "count": 2975896,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8397762248,
                "variance": 0.7052241078
              },
              {
                "average": 1,
                "count": 2975896,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2975896,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.796053357,
                "count": 2975896,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 2.963096146,
                "variance": 8.779938771
              },
              {
                "average": 20.01948432,
                "count": 2975896,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.774456253,
                "variance": 3.148694992
              },
              {
                "average": 1.30942748,
                "count": 2975896,
                "maximum": 7,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.605282586,
                "variance": 0.366367009
              },
              {
                "average": 1.971615272,
                "count": 2975896,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.866394542,
                "variance": 0.7506395024
              },
              {
                "average": 277734079.8,
                "count": 2975896,
                "maximum": 277734791.5,
                "minimum": 277733730.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 299.4862241,
                "variance": 89691.99844
              },
              {
                "average": 0,
                "count": 2975896,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2975896,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2975896,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2975896,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2975896,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              558158.1067,
              4368999.985,
              -2.852621941,
              559000.0067,
              4369999.985,
              9.967378059
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    558158.1067221885,
                    4368999.985409241,
                    -2.852621940814151
                  ],
                  [
                    558158.1067221885,
                    4369999.985409241,
                    -2.852621940814151
                  ],
                  [
                    559000.0067221884,
                    4369999.985409241,
                    9.96737805918585
                  ],
                  [
                    559000.0067221884,
                    4368999.985409241,
                    9.96737805918585
                  ],
                  [
                    558158.1067221885,
                    4368999.985409241,
                    -2.852621940814151
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:19:51+00:00",
            "end_time": "2020-07-02T14:02:10+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": "20200702_USGS_NJ_18SWJ0909.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.89615908448454,
              38.93493863472304,
              -3.439556642962598
            ],
            [
              -74.89615332598589,
              38.93888708731881,
              -3.439556642962598
            ],
            [
              -74.88780752645091,
              38.93887936421432,
              16.180443357037404
            ],
            [
              -74.887813747738,
              38.93493091270024,
              16.180443357037404
            ],
            [
              -74.89615908448454,
              38.93493863472304,
              -3.439556642962598
            ]
          ]
        ]
      },
      "bbox": [
        -74.89615908,
        38.93493091,
        -3.439556643,
        -74.88780753,
        38.93888709,
        16.18044336
      ],
      "properties": {
        "datetime": "2020-07-02T16:44:08Z",
        "pc:count": 1149284,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 509234.22,
            "count": 1149284,
            "maximum": 509723.2969,
            "minimum": 508999.9969,
            "name": "X",
            "position": 0,
            "stddev": 165.5712809,
            "variance": 27413.84907
          },
          {
            "average": 4309881.74,
            "count": 1149284,
            "maximum": 4309999.979,
            "minimum": 4309561.819,
            "name": "Y",
            "position": 1,
            "stddev": 85.25342379,
            "variance": 7268.146268
          },
          {
            "average": 3.935830894,
            "count": 1149284,
            "maximum": 16.18044336,
            "minimum": -3.439556643,
            "name": "Z",
            "position": 2,
            "stddev": 2.866741631,
            "variance": 8.218207581
          },
          {
            "average": 7392.665044,
            "count": 1149284,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 6950.828526,
            "variance": 48314017.19
          },
          {
            "average": 1.324746538,
            "count": 1149284,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7141049612,
            "variance": 0.5099458955
          },
          {
            "average": 1.663947292,
            "count": 1149284,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.071369184,
            "variance": 1.147831929
          },
          {
            "average": 1,
            "count": 1149284,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1149284,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.11324268,
            "count": 1149284,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 4.317523374,
            "variance": 18.64100808
          },
          {
            "average": 19.08453912,
            "count": 1149284,
            "maximum": 22.99799919,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.279012927,
            "variance": 1.635874068
          },
          {
            "average": 1.376807647,
            "count": 1149284,
            "maximum": 10,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.756055501,
            "variance": 0.5716199205
          },
          {
            "average": 3.668921694,
            "count": 1149284,
            "maximum": 6,
            "minimum": 2,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.605597572,
            "variance": 2.577943562
          },
          {
            "average": 277742700.7,
            "count": 1149284,
            "maximum": 277743448.8,
            "minimum": 277742167,
            "name": "GpsTime",
            "position": 12,
            "stddev": 511.4699471,
            "variance": 261601.5068
          },
          {
            "average": 0,
            "count": 1149284,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1149284,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1149284,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1149284,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1149284,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          508999.9969,
          4309561.819,
          -3.439556643,
          509723.2969,
          4309999.979,
          16.18044336
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                508999.99692448135,
                4309561.81913762,
                -3.439556642962598
              ],
              [
                508999.99692448135,
                4309999.97913762,
                -3.439556642962598
              ],
              [
                509723.2969244814,
                4309999.97913762,
                16.180443357037404
              ],
              [
                509723.2969244814,
                4309561.81913762,
                16.180443357037404
              ],
              [
                508999.99692448135,
                4309561.81913762,
                -3.439556642962598
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T16:44:08+00:00",
        "end_time": "2020-07-02T16:22:47+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0909.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0909.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0909.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0909.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.89615908,
            38.93493091,
            -3.439556643,
            -74.88780753,
            38.93888709,
            16.18044336
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.89615908448454,
                  38.93493863472304,
                  -3.439556642962598
                ],
                [
                  -74.89615332598589,
                  38.93888708731881,
                  -3.439556642962598
                ],
                [
                  -74.88780752645091,
                  38.93887936421432,
                  16.180443357037404
                ],
                [
                  -74.887813747738,
                  38.93493091270024,
                  16.180443357037404
                ],
                [
                  -74.89615908448454,
                  38.93493863472304,
                  -3.439556642962598
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0909.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0909.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T16:44:08Z",
            "pc:count": 1149284,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 509234.22,
                "count": 1149284,
                "maximum": 509723.2969,
                "minimum": 508999.9969,
                "name": "X",
                "position": 0,
                "stddev": 165.5712809,
                "variance": 27413.84907
              },
              {
                "average": 4309881.74,
                "count": 1149284,
                "maximum": 4309999.979,
                "minimum": 4309561.819,
                "name": "Y",
                "position": 1,
                "stddev": 85.25342379,
                "variance": 7268.146268
              },
              {
                "average": 3.935830894,
                "count": 1149284,
                "maximum": 16.18044336,
                "minimum": -3.439556643,
                "name": "Z",
                "position": 2,
                "stddev": 2.866741631,
                "variance": 8.218207581
              },
              {
                "average": 7392.665044,
                "count": 1149284,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 6950.828526,
                "variance": 48314017.19
              },
              {
                "average": 1.324746538,
                "count": 1149284,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7141049612,
                "variance": 0.5099458955
              },
              {
                "average": 1.663947292,
                "count": 1149284,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.071369184,
                "variance": 1.147831929
              },
              {
                "average": 1,
                "count": 1149284,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1149284,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.11324268,
                "count": 1149284,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 4.317523374,
                "variance": 18.64100808
              },
              {
                "average": 19.08453912,
                "count": 1149284,
                "maximum": 22.99799919,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.279012927,
                "variance": 1.635874068
              },
              {
                "average": 1.376807647,
                "count": 1149284,
                "maximum": 10,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.756055501,
                "variance": 0.5716199205
              },
              {
                "average": 3.668921694,
                "count": 1149284,
                "maximum": 6,
                "minimum": 2,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.605597572,
                "variance": 2.577943562
              },
              {
                "average": 277742700.7,
                "count": 1149284,
                "maximum": 277743448.8,
                "minimum": 277742167,
                "name": "GpsTime",
                "position": 12,
                "stddev": 511.4699471,
                "variance": 261601.5068
              },
              {
                "average": 0,
                "count": 1149284,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1149284,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1149284,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1149284,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1149284,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              508999.9969,
              4309561.819,
              -3.439556643,
              509723.2969,
              4309999.979,
              16.18044336
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    508999.99692448135,
                    4309561.81913762,
                    -3.439556642962598
                  ],
                  [
                    508999.99692448135,
                    4309999.97913762,
                    -3.439556642962598
                  ],
                  [
                    509723.2969244814,
                    4309999.97913762,
                    16.180443357037404
                  ],
                  [
                    509723.2969244814,
                    4309561.81913762,
                    16.180443357037404
                  ],
                  [
                    508999.99692448135,
                    4309561.81913762,
                    -3.439556642962598
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T16:44:08+00:00",
            "end_time": "2020-07-02T16:22:47+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": "20200702_USGS_NJ_18SWJ1920.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.78049045097663,
              39.028840658197495,
              -4.211360209735043
            ],
            [
              -74.7804625725346,
              39.03785189748403,
              -4.211360209735043
            ],
            [
              -74.7689080611783,
              39.037829578269736,
              14.108639790264958
            ],
            [
              -74.7689374068643,
              39.02881834611158,
              14.108639790264958
            ],
            [
              -74.78049045097663,
              39.028840658197495,
              -4.211360209735043
            ]
          ]
        ]
      },
      "bbox": [
        -74.78049045,
        39.02881835,
        -4.21136021,
        -74.76890806,
        39.0378519,
        14.10863979
      ],
      "properties": {
        "datetime": "2020-07-03T16:02:57Z",
        "pc:count": 4668229,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 519499.595,
            "count": 4668229,
            "maximum": 520000.0076,
            "minimum": 519000.0076,
            "name": "X",
            "position": 0,
            "stddev": 277.7356182,
            "variance": 77137.0736
          },
          {
            "average": 4320540.504,
            "count": 4668229,
            "maximum": 4320999.989,
            "minimum": 4319999.989,
            "name": "Y",
            "position": 1,
            "stddev": 276.1867697,
            "variance": 76279.13177
          },
          {
            "average": 1.446539771,
            "count": 4668229,
            "maximum": 14.10863979,
            "minimum": -4.21136021,
            "name": "Z",
            "position": 2,
            "stddev": 2.251936635,
            "variance": 5.071218607
          },
          {
            "average": 6131.793788,
            "count": 4668229,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 5811.830605,
            "variance": 33777374.99
          },
          {
            "average": 1.13853155,
            "count": 4668229,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4450623854,
            "variance": 0.1980805269
          },
          {
            "average": 1.280990714,
            "count": 4668229,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6668744217,
            "variance": 0.4447214943
          },
          {
            "average": 1,
            "count": 4668229,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4668229,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 4.057411065,
            "count": 4668229,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 7.857161571,
            "variance": 61.73498796
          },
          {
            "average": 19.96820466,
            "count": 4668229,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.748833747,
            "variance": 3.058419475
          },
          {
            "average": 1.243027067,
            "count": 4668229,
            "maximum": 8,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.5154198472,
            "variance": 0.2656576189
          },
          {
            "average": 2.892324477,
            "count": 4668229,
            "maximum": 5,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.223331038,
            "variance": 1.49653883
          },
          {
            "average": 277741110.8,
            "count": 4668229,
            "maximum": 277827377.1,
            "minimum": 277737368.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 15944.58849,
            "variance": 254229902
          },
          {
            "average": 0,
            "count": 4668229,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4668229,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4668229,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4668229,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4668229,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          519000.0076,
          4319999.989,
          -4.21136021,
          520000.0076,
          4320999.989,
          14.10863979
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                519000.0075921699,
                4319999.988961944,
                -4.211360209735043
              ],
              [
                519000.0075921699,
                4320999.988961944,
                -4.211360209735043
              ],
              [
                520000.0075921699,
                4320999.988961944,
                14.108639790264958
              ],
              [
                520000.0075921699,
                4319999.988961944,
                14.108639790264958
              ],
              [
                519000.0075921699,
                4319999.988961944,
                -4.211360209735043
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T16:02:57+00:00",
        "end_time": "2020-07-02T15:02:48+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1920.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1920.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1920.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1920.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.78049045,
            39.02881835,
            -4.21136021,
            -74.76890806,
            39.0378519,
            14.10863979
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.78049045097663,
                  39.028840658197495,
                  -4.211360209735043
                ],
                [
                  -74.7804625725346,
                  39.03785189748403,
                  -4.211360209735043
                ],
                [
                  -74.7689080611783,
                  39.037829578269736,
                  14.108639790264958
                ],
                [
                  -74.7689374068643,
                  39.02881834611158,
                  14.108639790264958
                ],
                [
                  -74.78049045097663,
                  39.028840658197495,
                  -4.211360209735043
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1920.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1920.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T16:02:57Z",
            "pc:count": 4668229,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 519499.595,
                "count": 4668229,
                "maximum": 520000.0076,
                "minimum": 519000.0076,
                "name": "X",
                "position": 0,
                "stddev": 277.7356182,
                "variance": 77137.0736
              },
              {
                "average": 4320540.504,
                "count": 4668229,
                "maximum": 4320999.989,
                "minimum": 4319999.989,
                "name": "Y",
                "position": 1,
                "stddev": 276.1867697,
                "variance": 76279.13177
              },
              {
                "average": 1.446539771,
                "count": 4668229,
                "maximum": 14.10863979,
                "minimum": -4.21136021,
                "name": "Z",
                "position": 2,
                "stddev": 2.251936635,
                "variance": 5.071218607
              },
              {
                "average": 6131.793788,
                "count": 4668229,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 5811.830605,
                "variance": 33777374.99
              },
              {
                "average": 1.13853155,
                "count": 4668229,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.4450623854,
                "variance": 0.1980805269
              },
              {
                "average": 1.280990714,
                "count": 4668229,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.6668744217,
                "variance": 0.4447214943
              },
              {
                "average": 1,
                "count": 4668229,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4668229,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 4.057411065,
                "count": 4668229,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 7.857161571,
                "variance": 61.73498796
              },
              {
                "average": 19.96820466,
                "count": 4668229,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.748833747,
                "variance": 3.058419475
              },
              {
                "average": 1.243027067,
                "count": 4668229,
                "maximum": 8,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.5154198472,
                "variance": 0.2656576189
              },
              {
                "average": 2.892324477,
                "count": 4668229,
                "maximum": 5,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.223331038,
                "variance": 1.49653883
              },
              {
                "average": 277741110.8,
                "count": 4668229,
                "maximum": 277827377.1,
                "minimum": 277737368.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 15944.58849,
                "variance": 254229902
              },
              {
                "average": 0,
                "count": 4668229,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4668229,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4668229,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4668229,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4668229,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              519000.0076,
              4319999.989,
              -4.21136021,
              520000.0076,
              4320999.989,
              14.10863979
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    519000.0075921699,
                    4319999.988961944,
                    -4.211360209735043
                  ],
                  [
                    519000.0075921699,
                    4320999.988961944,
                    -4.211360209735043
                  ],
                  [
                    520000.0075921699,
                    4320999.988961944,
                    14.108639790264958
                  ],
                  [
                    520000.0075921699,
                    4319999.988961944,
                    14.108639790264958
                  ],
                  [
                    519000.0075921699,
                    4319999.988961944,
                    -4.211360209735043
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T16:02:57+00:00",
            "end_time": "2020-07-02T15:02:48+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ1719.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.80362156136229,
              39.019870443213414,
              -3.896839269717097
            ],
            [
              -74.80359662810585,
              39.028881889859406,
              -3.896839269717097
            ],
            [
              -74.79204355967234,
              39.02886186615469,
              24.123160730282905
            ],
            [
              -74.79206995955685,
              39.019850425904494,
              24.123160730282905
            ],
            [
              -74.80362156136229,
              39.019870443213414,
              -3.896839269717097
            ]
          ]
        ]
      },
      "bbox": [
        -74.80362156,
        39.01985043,
        -3.89683927,
        -74.79204356,
        39.02888189,
        24.12316073
      ],
      "properties": {
        "datetime": "2020-07-03T16:44:06Z",
        "pc:count": 4626670,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 517388.2938,
            "count": 4626670,
            "maximum": 518000.0031,
            "minimum": 517000.0031,
            "name": "X",
            "position": 0,
            "stddev": 219.6911528,
            "variance": 48264.2026
          },
          {
            "average": 4319417.35,
            "count": 4626670,
            "maximum": 4319999.993,
            "minimum": 4318999.973,
            "name": "Y",
            "position": 1,
            "stddev": 278.3604086,
            "variance": 77484.51708
          },
          {
            "average": 2.687048667,
            "count": 4626670,
            "maximum": 24.12316073,
            "minimum": -3.89683927,
            "name": "Z",
            "position": 2,
            "stddev": 3.549239614,
            "variance": 12.59710183
          },
          {
            "average": 4976.521728,
            "count": 4626670,
            "maximum": 65535,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 5160.687628,
            "variance": 26632696.79
          },
          {
            "average": 1.262298154,
            "count": 4626670,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6462548349,
            "variance": 0.4176453116
          },
          {
            "average": 1.535219931,
            "count": 4626670,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9759223253,
            "variance": 0.952424385
          },
          {
            "average": 1,
            "count": 4626670,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4626670,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.831586433,
            "count": 4626670,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 5.999482816,
            "variance": 35.99379406
          },
          {
            "average": 20.01986709,
            "count": 4626670,
            "maximum": 25.00200081,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.705531485,
            "variance": 2.908837647
          },
          {
            "average": 1.330304517,
            "count": 4626670,
            "maximum": 10,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.6903927309,
            "variance": 0.4766421229
          },
          {
            "average": 2.739931095,
            "count": 4626670,
            "maximum": 7,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.607033192,
            "variance": 2.582555681
          },
          {
            "average": 277795871.4,
            "count": 4626670,
            "maximum": 277829846.4,
            "minimum": 277737401.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 42883.057,
            "variance": 1838956577
          },
          {
            "average": 0,
            "count": 4626670,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4626670,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4626670,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4626670,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4626670,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          517000.0031,
          4318999.973,
          -3.89683927,
          518000.0031,
          4319999.993,
          24.12316073
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                517000.00307262363,
                4318999.973396888,
                -3.896839269717097
              ],
              [
                517000.00307262363,
                4319999.993396888,
                -3.896839269717097
              ],
              [
                518000.00307262363,
                4319999.993396888,
                24.123160730282905
              ],
              [
                518000.00307262363,
                4318999.973396888,
                24.123160730282905
              ],
              [
                517000.00307262363,
                4318999.973396888,
                -3.896839269717097
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T16:44:06+00:00",
        "end_time": "2020-07-02T15:03:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1719.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1719.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1719.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1719.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.80362156,
            39.01985043,
            -3.89683927,
            -74.79204356,
            39.02888189,
            24.12316073
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.80362156136229,
                  39.019870443213414,
                  -3.896839269717097
                ],
                [
                  -74.80359662810585,
                  39.028881889859406,
                  -3.896839269717097
                ],
                [
                  -74.79204355967234,
                  39.02886186615469,
                  24.123160730282905
                ],
                [
                  -74.79206995955685,
                  39.019850425904494,
                  24.123160730282905
                ],
                [
                  -74.80362156136229,
                  39.019870443213414,
                  -3.896839269717097
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1719.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1719.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T16:44:06Z",
            "pc:count": 4626670,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 517388.2938,
                "count": 4626670,
                "maximum": 518000.0031,
                "minimum": 517000.0031,
                "name": "X",
                "position": 0,
                "stddev": 219.6911528,
                "variance": 48264.2026
              },
              {
                "average": 4319417.35,
                "count": 4626670,
                "maximum": 4319999.993,
                "minimum": 4318999.973,
                "name": "Y",
                "position": 1,
                "stddev": 278.3604086,
                "variance": 77484.51708
              },
              {
                "average": 2.687048667,
                "count": 4626670,
                "maximum": 24.12316073,
                "minimum": -3.89683927,
                "name": "Z",
                "position": 2,
                "stddev": 3.549239614,
                "variance": 12.59710183
              },
              {
                "average": 4976.521728,
                "count": 4626670,
                "maximum": 65535,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 5160.687628,
                "variance": 26632696.79
              },
              {
                "average": 1.262298154,
                "count": 4626670,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6462548349,
                "variance": 0.4176453116
              },
              {
                "average": 1.535219931,
                "count": 4626670,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9759223253,
                "variance": 0.952424385
              },
              {
                "average": 1,
                "count": 4626670,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4626670,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.831586433,
                "count": 4626670,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 5.999482816,
                "variance": 35.99379406
              },
              {
                "average": 20.01986709,
                "count": 4626670,
                "maximum": 25.00200081,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.705531485,
                "variance": 2.908837647
              },
              {
                "average": 1.330304517,
                "count": 4626670,
                "maximum": 10,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.6903927309,
                "variance": 0.4766421229
              },
              {
                "average": 2.739931095,
                "count": 4626670,
                "maximum": 7,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.607033192,
                "variance": 2.582555681
              },
              {
                "average": 277795871.4,
                "count": 4626670,
                "maximum": 277829846.4,
                "minimum": 277737401.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 42883.057,
                "variance": 1838956577
              },
              {
                "average": 0,
                "count": 4626670,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4626670,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4626670,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4626670,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4626670,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              517000.0031,
              4318999.973,
              -3.89683927,
              518000.0031,
              4319999.993,
              24.12316073
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    517000.00307262363,
                    4318999.973396888,
                    -3.896839269717097
                  ],
                  [
                    517000.00307262363,
                    4319999.993396888,
                    -3.896839269717097
                  ],
                  [
                    518000.00307262363,
                    4319999.993396888,
                    24.123160730282905
                  ],
                  [
                    518000.00307262363,
                    4318999.973396888,
                    24.123160730282905
                  ],
                  [
                    517000.00307262363,
                    4318999.973396888,
                    -3.896839269717097
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T16:44:06+00:00",
            "end_time": "2020-07-02T15:03:21+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ6074.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.2995524816327,
              39.51352755393726,
              -3.660603576595842
            ],
            [
              -74.29950550804092,
              39.51820440336587,
              -3.660603576595842
            ],
            [
              -74.29139761295471,
              39.51815526431486,
              0.079396423404158
            ],
            [
              -74.29144513013352,
              39.51347842300406,
              0.079396423404158
            ],
            [
              -74.2995524816327,
              39.51352755393726,
              -3.660603576595842
            ]
          ]
        ]
      },
      "bbox": [
        -74.29955248,
        39.51347842,
        -3.660603577,
        -74.29139761,
        39.5182044,
        0.0793964234
      ],
      "properties": {
        "datetime": "2020-07-02T14:21:01Z",
        "pc:count": 530764,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 560556.2884,
            "count": 530764,
            "maximum": 560909.3798,
            "minimum": 560212.3998,
            "name": "X",
            "position": 0,
            "stddev": 131.4133894,
            "variance": 17269.47892
          },
          {
            "average": 4374176.38,
            "count": 530764,
            "maximum": 4374519.069,
            "minimum": 4373999.989,
            "name": "Y",
            "position": 1,
            "stddev": 106.8827963,
            "variance": 11423.93215
          },
          {
            "average": -0.8577837734,
            "count": 530764,
            "maximum": 0.0793964234,
            "minimum": -3.660603577,
            "name": "Z",
            "position": 2,
            "stddev": 0.6278031744,
            "variance": 0.3941368257
          },
          {
            "average": 2066.877162,
            "count": 530764,
            "maximum": 22655,
            "minimum": 20,
            "name": "Intensity",
            "position": 3,
            "stddev": 2156.629379,
            "variance": 4651050.277
          },
          {
            "average": 1,
            "count": 530764,
            "maximum": 1,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 530764,
            "maximum": 1,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 530764,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 530764,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 22.75316148,
            "count": 530764,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 11.44312143,
            "variance": 130.9450281
          },
          {
            "average": 19.80208234,
            "count": 530764,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.415260761,
            "variance": 2.002963022
          },
          {
            "average": 1.770216141,
            "count": 530764,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4208508715,
            "variance": 0.1771154561
          },
          {
            "average": 2.9257655,
            "count": 530764,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.7079862978,
            "variance": 0.5012445978
          },
          {
            "average": 277734406,
            "count": 530764,
            "maximum": 277734861.6,
            "minimum": 277733671.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 253.5127581,
            "variance": 64268.71854
          },
          {
            "average": 0,
            "count": 530764,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 530764,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 530764,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 530764,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 530764,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          560212.3998,
          4373999.989,
          -3.660603577,
          560909.3798,
          4374519.069,
          0.0793964234
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                560212.399841794,
                4373999.989228212,
                -3.660603576595842
              ],
              [
                560212.399841794,
                4374519.069228212,
                -3.660603576595842
              ],
              [
                560909.379841794,
                4374519.069228212,
                0.079396423404158
              ],
              [
                560909.379841794,
                4373999.989228212,
                0.079396423404158
              ],
              [
                560212.399841794,
                4373999.989228212,
                -3.660603576595842
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:21:01+00:00",
        "end_time": "2020-07-02T14:01:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ6074.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ6074.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ6074.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6074.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.29955248,
            39.51347842,
            -3.660603577,
            -74.29139761,
            39.5182044,
            0.0793964234
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.2995524816327,
                  39.51352755393726,
                  -3.660603576595842
                ],
                [
                  -74.29950550804092,
                  39.51820440336587,
                  -3.660603576595842
                ],
                [
                  -74.29139761295471,
                  39.51815526431486,
                  0.079396423404158
                ],
                [
                  -74.29144513013352,
                  39.51347842300406,
                  0.079396423404158
                ],
                [
                  -74.2995524816327,
                  39.51352755393726,
                  -3.660603576595842
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ6074.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ6074.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:21:01Z",
            "pc:count": 530764,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 560556.2884,
                "count": 530764,
                "maximum": 560909.3798,
                "minimum": 560212.3998,
                "name": "X",
                "position": 0,
                "stddev": 131.4133894,
                "variance": 17269.47892
              },
              {
                "average": 4374176.38,
                "count": 530764,
                "maximum": 4374519.069,
                "minimum": 4373999.989,
                "name": "Y",
                "position": 1,
                "stddev": 106.8827963,
                "variance": 11423.93215
              },
              {
                "average": -0.8577837734,
                "count": 530764,
                "maximum": 0.0793964234,
                "minimum": -3.660603577,
                "name": "Z",
                "position": 2,
                "stddev": 0.6278031744,
                "variance": 0.3941368257
              },
              {
                "average": 2066.877162,
                "count": 530764,
                "maximum": 22655,
                "minimum": 20,
                "name": "Intensity",
                "position": 3,
                "stddev": 2156.629379,
                "variance": 4651050.277
              },
              {
                "average": 1,
                "count": 530764,
                "maximum": 1,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 530764,
                "maximum": 1,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 530764,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 530764,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 22.75316148,
                "count": 530764,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 11.44312143,
                "variance": 130.9450281
              },
              {
                "average": 19.80208234,
                "count": 530764,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.415260761,
                "variance": 2.002963022
              },
              {
                "average": 1.770216141,
                "count": 530764,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4208508715,
                "variance": 0.1771154561
              },
              {
                "average": 2.9257655,
                "count": 530764,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.7079862978,
                "variance": 0.5012445978
              },
              {
                "average": 277734406,
                "count": 530764,
                "maximum": 277734861.6,
                "minimum": 277733671.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 253.5127581,
                "variance": 64268.71854
              },
              {
                "average": 0,
                "count": 530764,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 530764,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 530764,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 530764,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 530764,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              560212.3998,
              4373999.989,
              -3.660603577,
              560909.3798,
              4374519.069,
              0.0793964234
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    560212.399841794,
                    4373999.989228212,
                    -3.660603576595842
                  ],
                  [
                    560212.399841794,
                    4374519.069228212,
                    -3.660603576595842
                  ],
                  [
                    560909.379841794,
                    4374519.069228212,
                    0.079396423404158
                  ],
                  [
                    560909.379841794,
                    4373999.989228212,
                    0.079396423404158
                  ],
                  [
                    560212.399841794,
                    4373999.989228212,
                    -3.660603576595842
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:21:01+00:00",
            "end_time": "2020-07-02T14:01:11+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": "20200703_USGS_NJ_18SWJ2131.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.75704479553471,
              39.12791753734952,
              -1.226138330496356
            ],
            [
              -74.75701383037821,
              39.13692860816431,
              -1.226138330496356
            ],
            [
              -74.74544293157399,
              39.136903912780596,
              1.573861669503644
            ],
            [
              -74.74547537124025,
              39.12789284984715,
              1.573861669503644
            ],
            [
              -74.75704479553471,
              39.12791753734952,
              -1.226138330496356
            ]
          ]
        ]
      },
      "bbox": [
        -74.7570448,
        39.12789285,
        -1.22613833,
        -74.74544293,
        39.13692861,
        1.57386167
      ],
      "properties": {
        "datetime": "2020-07-03T18:48:08Z",
        "pc:count": 3699882,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 521530.1274,
            "count": 3699882,
            "maximum": 522000.017,
            "minimum": 520999.997,
            "name": "X",
            "position": 0,
            "stddev": 294.2577729,
            "variance": 86587.63689
          },
          {
            "average": 4331536.015,
            "count": 3699882,
            "maximum": 4331999.983,
            "minimum": 4330999.983,
            "name": "Y",
            "position": 1,
            "stddev": 287.2950865,
            "variance": 82538.4667
          },
          {
            "average": 0.2128280663,
            "count": 3699882,
            "maximum": 1.57386167,
            "minimum": -1.22613833,
            "name": "Z",
            "position": 2,
            "stddev": 0.6995986082,
            "variance": 0.4894382126
          },
          {
            "average": 3461.371962,
            "count": 3699882,
            "maximum": 25061,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2366.749128,
            "variance": 5601501.437
          },
          {
            "average": 1.000641642,
            "count": 3699882,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.02537584172,
            "variance": 0.0006439333432
          },
          {
            "average": 1.001290311,
            "count": 3699882,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.03601048784,
            "variance": 0.001296755234
          },
          {
            "average": 1,
            "count": 3699882,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3699882,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 7.364845149,
            "count": 3699882,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 11.05531763,
            "variance": 122.220048
          },
          {
            "average": 19.96813958,
            "count": 3699882,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.399816445,
            "variance": 1.95948608
          },
          {
            "average": 1.210973485,
            "count": 3699882,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4080076046,
            "variance": 0.1664702054
          },
          {
            "average": 21.45276147,
            "count": 3699882,
            "maximum": 25,
            "minimum": 18,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.563967353,
            "variance": 2.445993882
          },
          {
            "average": 277835811.2,
            "count": 3699882,
            "maximum": 277837288.3,
            "minimum": 277834369,
            "name": "GpsTime",
            "position": 12,
            "stddev": 617.9525682,
            "variance": 381865.3766
          },
          {
            "average": 0,
            "count": 3699882,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3699882,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3699882,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3699882,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3699882,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          520999.997,
          4330999.983,
          -1.22613833,
          522000.017,
          4331999.983,
          1.57386167
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                520999.9970377815,
                4330999.982868761,
                -1.226138330496356
              ],
              [
                520999.9970377815,
                4331999.982868761,
                -1.226138330496356
              ],
              [
                522000.01703778154,
                4331999.982868761,
                1.573861669503644
              ],
              [
                522000.01703778154,
                4330999.982868761,
                1.573861669503644
              ],
              [
                520999.9970377815,
                4330999.982868761,
                -1.226138330496356
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:48:08+00:00",
        "end_time": "2020-07-03T17:59:29+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ2131.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ2131.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ2131.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2131.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.7570448,
            39.12789285,
            -1.22613833,
            -74.74544293,
            39.13692861,
            1.57386167
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.75704479553471,
                  39.12791753734952,
                  -1.226138330496356
                ],
                [
                  -74.75701383037821,
                  39.13692860816431,
                  -1.226138330496356
                ],
                [
                  -74.74544293157399,
                  39.136903912780596,
                  1.573861669503644
                ],
                [
                  -74.74547537124025,
                  39.12789284984715,
                  1.573861669503644
                ],
                [
                  -74.75704479553471,
                  39.12791753734952,
                  -1.226138330496356
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ2131.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ2131.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:48:08Z",
            "pc:count": 3699882,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 521530.1274,
                "count": 3699882,
                "maximum": 522000.017,
                "minimum": 520999.997,
                "name": "X",
                "position": 0,
                "stddev": 294.2577729,
                "variance": 86587.63689
              },
              {
                "average": 4331536.015,
                "count": 3699882,
                "maximum": 4331999.983,
                "minimum": 4330999.983,
                "name": "Y",
                "position": 1,
                "stddev": 287.2950865,
                "variance": 82538.4667
              },
              {
                "average": 0.2128280663,
                "count": 3699882,
                "maximum": 1.57386167,
                "minimum": -1.22613833,
                "name": "Z",
                "position": 2,
                "stddev": 0.6995986082,
                "variance": 0.4894382126
              },
              {
                "average": 3461.371962,
                "count": 3699882,
                "maximum": 25061,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2366.749128,
                "variance": 5601501.437
              },
              {
                "average": 1.000641642,
                "count": 3699882,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.02537584172,
                "variance": 0.0006439333432
              },
              {
                "average": 1.001290311,
                "count": 3699882,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.03601048784,
                "variance": 0.001296755234
              },
              {
                "average": 1,
                "count": 3699882,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3699882,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 7.364845149,
                "count": 3699882,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 11.05531763,
                "variance": 122.220048
              },
              {
                "average": 19.96813958,
                "count": 3699882,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.399816445,
                "variance": 1.95948608
              },
              {
                "average": 1.210973485,
                "count": 3699882,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4080076046,
                "variance": 0.1664702054
              },
              {
                "average": 21.45276147,
                "count": 3699882,
                "maximum": 25,
                "minimum": 18,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.563967353,
                "variance": 2.445993882
              },
              {
                "average": 277835811.2,
                "count": 3699882,
                "maximum": 277837288.3,
                "minimum": 277834369,
                "name": "GpsTime",
                "position": 12,
                "stddev": 617.9525682,
                "variance": 381865.3766
              },
              {
                "average": 0,
                "count": 3699882,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3699882,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3699882,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3699882,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3699882,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              520999.997,
              4330999.983,
              -1.22613833,
              522000.017,
              4331999.983,
              1.57386167
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    520999.9970377815,
                    4330999.982868761,
                    -1.226138330496356
                  ],
                  [
                    520999.9970377815,
                    4331999.982868761,
                    -1.226138330496356
                  ],
                  [
                    522000.01703778154,
                    4331999.982868761,
                    1.573861669503644
                  ],
                  [
                    522000.01703778154,
                    4330999.982868761,
                    1.573861669503644
                  ],
                  [
                    520999.9970377815,
                    4330999.982868761,
                    -1.226138330496356
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:48:08+00:00",
            "end_time": "2020-07-03T17:59:29+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": "20200702_USGS_NJ_18SWJ5260.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.39121734852031,
              39.38789581352531,
              1.285926464989622
            ],
            [
              -74.39116654805044,
              39.393741297574685,
              1.285926464989622
            ],
            [
              -74.38450915054106,
              39.39370627002089,
              16.585926464989623
            ],
            [
              -74.38456050641273,
              39.38786079321016,
              16.585926464989623
            ],
            [
              -74.39121734852031,
              39.38789581352531,
              1.285926464989622
            ]
          ]
        ]
      },
      "bbox": [
        -74.39121735,
        39.38786079,
        1.285926465,
        -74.38450915,
        39.3937413,
        16.58592646
      ],
      "properties": {
        "datetime": "2020-07-02T14:52:01Z",
        "pc:count": 1125648,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 552805.656,
            "count": 1125648,
            "maximum": 553000.0108,
            "minimum": 552426.7108,
            "name": "X",
            "position": 0,
            "stddev": 140.2820223,
            "variance": 19679.04579
          },
          {
            "average": 4360213.038,
            "count": 1125648,
            "maximum": 4360648.741,
            "minimum": 4359999.981,
            "name": "Y",
            "position": 1,
            "stddev": 153.7297395,
            "variance": 23632.83282
          },
          {
            "average": 4.647594331,
            "count": 1125648,
            "maximum": 16.58592646,
            "minimum": 1.285926465,
            "name": "Z",
            "position": 2,
            "stddev": 2.630219537,
            "variance": 6.918054815
          },
          {
            "average": 5165.473951,
            "count": 1125648,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 5799.851874,
            "variance": 33638281.77
          },
          {
            "average": 1.457057624,
            "count": 1125648,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7775066297,
            "variance": 0.6045165593
          },
          {
            "average": 1.927946392,
            "count": 1125648,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.084196952,
            "variance": 1.175483032
          },
          {
            "average": 1,
            "count": 1125648,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1125648,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.30622628,
            "count": 1125648,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4609250853,
            "variance": 0.2124519343
          },
          {
            "average": 19.95893729,
            "count": 1125648,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.666306643,
            "variance": 2.776577829
          },
          {
            "average": 1.490118581,
            "count": 1125648,
            "maximum": 9,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.8007403475,
            "variance": 0.6411851042
          },
          {
            "average": 1.288354797,
            "count": 1125648,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.4759752473,
            "variance": 0.2265524361
          },
          {
            "average": 277736035.9,
            "count": 1125648,
            "maximum": 277736721.5,
            "minimum": 277735936.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 156.7525922,
            "variance": 24571.37515
          },
          {
            "average": 0,
            "count": 1125648,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1125648,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1125648,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1125648,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1125648,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          552426.7108,
          4359999.981,
          1.285926465,
          553000.0108,
          4360648.741,
          16.58592646
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                552426.7107647284,
                4359999.980597782,
                1.285926464989622
              ],
              [
                552426.7107647284,
                4360648.740597782,
                1.285926464989622
              ],
              [
                553000.0107647284,
                4360648.740597782,
                16.585926464989623
              ],
              [
                553000.0107647284,
                4359999.980597782,
                16.585926464989623
              ],
              [
                552426.7107647284,
                4359999.980597782,
                1.285926464989622
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:52:01+00:00",
        "end_time": "2020-07-02T14:38:56+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5260.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5260.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5260.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5260.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.39121735,
            39.38786079,
            1.285926465,
            -74.38450915,
            39.3937413,
            16.58592646
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.39121734852031,
                  39.38789581352531,
                  1.285926464989622
                ],
                [
                  -74.39116654805044,
                  39.393741297574685,
                  1.285926464989622
                ],
                [
                  -74.38450915054106,
                  39.39370627002089,
                  16.585926464989623
                ],
                [
                  -74.38456050641273,
                  39.38786079321016,
                  16.585926464989623
                ],
                [
                  -74.39121734852031,
                  39.38789581352531,
                  1.285926464989622
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5260.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5260.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:52:01Z",
            "pc:count": 1125648,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 552805.656,
                "count": 1125648,
                "maximum": 553000.0108,
                "minimum": 552426.7108,
                "name": "X",
                "position": 0,
                "stddev": 140.2820223,
                "variance": 19679.04579
              },
              {
                "average": 4360213.038,
                "count": 1125648,
                "maximum": 4360648.741,
                "minimum": 4359999.981,
                "name": "Y",
                "position": 1,
                "stddev": 153.7297395,
                "variance": 23632.83282
              },
              {
                "average": 4.647594331,
                "count": 1125648,
                "maximum": 16.58592646,
                "minimum": 1.285926465,
                "name": "Z",
                "position": 2,
                "stddev": 2.630219537,
                "variance": 6.918054815
              },
              {
                "average": 5165.473951,
                "count": 1125648,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 5799.851874,
                "variance": 33638281.77
              },
              {
                "average": 1.457057624,
                "count": 1125648,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7775066297,
                "variance": 0.6045165593
              },
              {
                "average": 1.927946392,
                "count": 1125648,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.084196952,
                "variance": 1.175483032
              },
              {
                "average": 1,
                "count": 1125648,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1125648,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.30622628,
                "count": 1125648,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4609250853,
                "variance": 0.2124519343
              },
              {
                "average": 19.95893729,
                "count": 1125648,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.666306643,
                "variance": 2.776577829
              },
              {
                "average": 1.490118581,
                "count": 1125648,
                "maximum": 9,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.8007403475,
                "variance": 0.6411851042
              },
              {
                "average": 1.288354797,
                "count": 1125648,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.4759752473,
                "variance": 0.2265524361
              },
              {
                "average": 277736035.9,
                "count": 1125648,
                "maximum": 277736721.5,
                "minimum": 277735936.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 156.7525922,
                "variance": 24571.37515
              },
              {
                "average": 0,
                "count": 1125648,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1125648,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1125648,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1125648,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1125648,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              552426.7108,
              4359999.981,
              1.285926465,
              553000.0108,
              4360648.741,
              16.58592646
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    552426.7107647284,
                    4359999.980597782,
                    1.285926464989622
                  ],
                  [
                    552426.7107647284,
                    4360648.740597782,
                    1.285926464989622
                  ],
                  [
                    553000.0107647284,
                    4360648.740597782,
                    16.585926464989623
                  ],
                  [
                    553000.0107647284,
                    4359999.980597782,
                    16.585926464989623
                  ],
                  [
                    552426.7107647284,
                    4359999.980597782,
                    1.285926464989622
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:52:01+00:00",
            "end_time": "2020-07-02T14:38:56+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": "20200703_USGS_NJ_18SWJ1928.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.78026709781241,
              39.100930147578744,
              -2.769759737032713
            ],
            [
              -74.78023911926593,
              39.10994127501492,
              -2.769759737032713
            ],
            [
              -74.76867284626837,
              39.1099188987117,
              1.210240262967287
            ],
            [
              -74.76870229732741,
              39.10090777841822,
              1.210240262967287
            ],
            [
              -74.78026709781241,
              39.100930147578744,
              -2.769759737032713
            ]
          ]
        ]
      },
      "bbox": [
        -74.7802671,
        39.10090778,
        -2.769759737,
        -74.76867285,
        39.10994128,
        1.210240263
      ],
      "properties": {
        "datetime": "2020-07-03T18:39:46Z",
        "pc:count": 2926420,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 519534.7953,
            "count": 2926420,
            "maximum": 520000.0055,
            "minimum": 519000.0055,
            "name": "X",
            "position": 0,
            "stddev": 297.7630595,
            "variance": 88662.83958
          },
          {
            "average": 4328462.81,
            "count": 2926420,
            "maximum": 4328999.985,
            "minimum": 4327999.985,
            "name": "Y",
            "position": 1,
            "stddev": 276.8736368,
            "variance": 76659.01076
          },
          {
            "average": -0.7481116551,
            "count": 2926420,
            "maximum": 1.210240263,
            "minimum": -2.769759737,
            "name": "Z",
            "position": 2,
            "stddev": 0.5834172592,
            "variance": 0.3403756983
          },
          {
            "average": 1687.824917,
            "count": 2926420,
            "maximum": 20408,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 1635.647024,
            "variance": 2675341.186
          },
          {
            "average": 1.000055358,
            "count": 2926420,
            "maximum": 2,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.007440073608,
            "variance": 5.535469529e-05
          },
          {
            "average": 1.000111057,
            "count": 2926420,
            "maximum": 2,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.01053778442,
            "variance": 0.0001110449004
          },
          {
            "average": 1,
            "count": 2926420,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2926420,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 17.41491208,
            "count": 2926420,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 13.46077609,
            "variance": 181.1924929
          },
          {
            "average": 19.93267812,
            "count": 2926420,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.507260871,
            "variance": 2.271835332
          },
          {
            "average": 1.57513754,
            "count": 2926420,
            "maximum": 4,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4947464594,
            "variance": 0.2447740591
          },
          {
            "average": 20.59100198,
            "count": 2926420,
            "maximum": 24,
            "minimum": 17,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.53332108,
            "variance": 2.351073535
          },
          {
            "average": 277835473.3,
            "count": 2926420,
            "maximum": 277836786.5,
            "minimum": 277834078.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 606.345348,
            "variance": 367654.6811
          },
          {
            "average": 0,
            "count": 2926420,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2926420,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2926420,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2926420,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2926420,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          519000.0055,
          4327999.985,
          -2.769759737,
          520000.0055,
          4328999.985,
          1.210240263
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                519000.0054834557,
                4327999.985242283,
                -2.769759737032713
              ],
              [
                519000.0054834557,
                4328999.985242283,
                -2.769759737032713
              ],
              [
                520000.0054834557,
                4328999.985242283,
                1.210240262967287
              ],
              [
                520000.0054834557,
                4327999.985242283,
                1.210240262967287
              ],
              [
                519000.0054834557,
                4327999.985242283,
                -2.769759737032713
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:39:46+00:00",
        "end_time": "2020-07-03T17:54:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1928.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1928.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1928.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1928.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.7802671,
            39.10090778,
            -2.769759737,
            -74.76867285,
            39.10994128,
            1.210240263
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.78026709781241,
                  39.100930147578744,
                  -2.769759737032713
                ],
                [
                  -74.78023911926593,
                  39.10994127501492,
                  -2.769759737032713
                ],
                [
                  -74.76867284626837,
                  39.1099188987117,
                  1.210240262967287
                ],
                [
                  -74.76870229732741,
                  39.10090777841822,
                  1.210240262967287
                ],
                [
                  -74.78026709781241,
                  39.100930147578744,
                  -2.769759737032713
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1928.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1928.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:39:46Z",
            "pc:count": 2926420,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 519534.7953,
                "count": 2926420,
                "maximum": 520000.0055,
                "minimum": 519000.0055,
                "name": "X",
                "position": 0,
                "stddev": 297.7630595,
                "variance": 88662.83958
              },
              {
                "average": 4328462.81,
                "count": 2926420,
                "maximum": 4328999.985,
                "minimum": 4327999.985,
                "name": "Y",
                "position": 1,
                "stddev": 276.8736368,
                "variance": 76659.01076
              },
              {
                "average": -0.7481116551,
                "count": 2926420,
                "maximum": 1.210240263,
                "minimum": -2.769759737,
                "name": "Z",
                "position": 2,
                "stddev": 0.5834172592,
                "variance": 0.3403756983
              },
              {
                "average": 1687.824917,
                "count": 2926420,
                "maximum": 20408,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 1635.647024,
                "variance": 2675341.186
              },
              {
                "average": 1.000055358,
                "count": 2926420,
                "maximum": 2,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.007440073608,
                "variance": 5.535469529e-05
              },
              {
                "average": 1.000111057,
                "count": 2926420,
                "maximum": 2,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.01053778442,
                "variance": 0.0001110449004
              },
              {
                "average": 1,
                "count": 2926420,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2926420,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 17.41491208,
                "count": 2926420,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 13.46077609,
                "variance": 181.1924929
              },
              {
                "average": 19.93267812,
                "count": 2926420,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.507260871,
                "variance": 2.271835332
              },
              {
                "average": 1.57513754,
                "count": 2926420,
                "maximum": 4,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4947464594,
                "variance": 0.2447740591
              },
              {
                "average": 20.59100198,
                "count": 2926420,
                "maximum": 24,
                "minimum": 17,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.53332108,
                "variance": 2.351073535
              },
              {
                "average": 277835473.3,
                "count": 2926420,
                "maximum": 277836786.5,
                "minimum": 277834078.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 606.345348,
                "variance": 367654.6811
              },
              {
                "average": 0,
                "count": 2926420,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2926420,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2926420,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2926420,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2926420,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              519000.0055,
              4327999.985,
              -2.769759737,
              520000.0055,
              4328999.985,
              1.210240263
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    519000.0054834557,
                    4327999.985242283,
                    -2.769759737032713
                  ],
                  [
                    519000.0054834557,
                    4328999.985242283,
                    -2.769759737032713
                  ],
                  [
                    520000.0054834557,
                    4328999.985242283,
                    1.210240262967287
                  ],
                  [
                    520000.0054834557,
                    4327999.985242283,
                    1.210240262967287
                  ],
                  [
                    519000.0054834557,
                    4327999.985242283,
                    -2.769759737032713
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:39:46+00:00",
            "end_time": "2020-07-03T17:54:38+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": "20200702_USGS_NJ_18SWJ2226.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.74563751176012,
              39.082837338387264,
              -2.768545282949384
            ],
            [
              -74.74560514472016,
              39.09184847127591,
              -2.768545282949384
            ],
            [
              -74.734041857632,
              39.0918226690417,
              26.031454717050615
            ],
            [
              -74.73407569584502,
              39.08281154439045,
              26.031454717050615
            ],
            [
              -74.74563751176012,
              39.082837338387264,
              -2.768545282949384
            ]
          ]
        ]
      },
      "bbox": [
        -74.74563751,
        39.08281154,
        -2.768545283,
        -74.73404186,
        39.09184847,
        26.03145472
      ],
      "properties": {
        "datetime": "2020-07-03T16:46:00Z",
        "pc:count": 3631934,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 522521.0506,
            "count": 3631934,
            "maximum": 523000.0032,
            "minimum": 522000.0032,
            "name": "X",
            "position": 0,
            "stddev": 308.3250215,
            "variance": 95064.31889
          },
          {
            "average": 4326514.556,
            "count": 3631934,
            "maximum": 4326999.984,
            "minimum": 4325999.984,
            "name": "Y",
            "position": 1,
            "stddev": 304.8084094,
            "variance": 92908.16646
          },
          {
            "average": 3.001748924,
            "count": 3631934,
            "maximum": 26.03145472,
            "minimum": -2.768545283,
            "name": "Z",
            "position": 2,
            "stddev": 3.479586875,
            "variance": 12.10752482
          },
          {
            "average": 5152.486791,
            "count": 3631934,
            "maximum": 65535,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 5960.942515,
            "variance": 35532835.67
          },
          {
            "average": 1.304123919,
            "count": 3631934,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6734919284,
            "variance": 0.4535913776
          },
          {
            "average": 1.631692922,
            "count": 3631934,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.005707082,
            "variance": 1.011446735
          },
          {
            "average": 1,
            "count": 3631934,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3631934,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3.486073535,
            "count": 3631934,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 7.279159142,
            "variance": 52.98615781
          },
          {
            "average": 20.18694913,
            "count": 3631934,
            "maximum": 24,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.792696386,
            "variance": 3.213760332
          },
          {
            "average": 1.398704382,
            "count": 3631934,
            "maximum": 10,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.7254389152,
            "variance": 0.5262616197
          },
          {
            "average": 3.161198414,
            "count": 3631934,
            "maximum": 7,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.559274808,
            "variance": 2.431337928
          },
          {
            "average": 277822536.6,
            "count": 3631934,
            "maximum": 277829960.4,
            "minimum": 277737276.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 22344.62169,
            "variance": 499282118.3
          },
          {
            "average": 0,
            "count": 3631934,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3631934,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3631934,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3631934,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3631934,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          522000.0032,
          4325999.984,
          -2.768545283,
          523000.0032,
          4326999.984,
          26.03145472
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                522000.0031884575,
                4325999.984281716,
                -2.768545282949384
              ],
              [
                522000.0031884575,
                4326999.984281716,
                -2.768545282949384
              ],
              [
                523000.0031884575,
                4326999.984281716,
                26.031454717050615
              ],
              [
                523000.0031884575,
                4325999.984281716,
                26.031454717050615
              ],
              [
                522000.0031884575,
                4325999.984281716,
                -2.768545282949384
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T16:46:00+00:00",
        "end_time": "2020-07-02T15:01:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ2226.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ2226.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ2226.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2226.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.74563751,
            39.08281154,
            -2.768545283,
            -74.73404186,
            39.09184847,
            26.03145472
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.74563751176012,
                  39.082837338387264,
                  -2.768545282949384
                ],
                [
                  -74.74560514472016,
                  39.09184847127591,
                  -2.768545282949384
                ],
                [
                  -74.734041857632,
                  39.0918226690417,
                  26.031454717050615
                ],
                [
                  -74.73407569584502,
                  39.08281154439045,
                  26.031454717050615
                ],
                [
                  -74.74563751176012,
                  39.082837338387264,
                  -2.768545282949384
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ2226.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2226.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T16:46:00Z",
            "pc:count": 3631934,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 522521.0506,
                "count": 3631934,
                "maximum": 523000.0032,
                "minimum": 522000.0032,
                "name": "X",
                "position": 0,
                "stddev": 308.3250215,
                "variance": 95064.31889
              },
              {
                "average": 4326514.556,
                "count": 3631934,
                "maximum": 4326999.984,
                "minimum": 4325999.984,
                "name": "Y",
                "position": 1,
                "stddev": 304.8084094,
                "variance": 92908.16646
              },
              {
                "average": 3.001748924,
                "count": 3631934,
                "maximum": 26.03145472,
                "minimum": -2.768545283,
                "name": "Z",
                "position": 2,
                "stddev": 3.479586875,
                "variance": 12.10752482
              },
              {
                "average": 5152.486791,
                "count": 3631934,
                "maximum": 65535,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 5960.942515,
                "variance": 35532835.67
              },
              {
                "average": 1.304123919,
                "count": 3631934,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6734919284,
                "variance": 0.4535913776
              },
              {
                "average": 1.631692922,
                "count": 3631934,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.005707082,
                "variance": 1.011446735
              },
              {
                "average": 1,
                "count": 3631934,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3631934,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3.486073535,
                "count": 3631934,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 7.279159142,
                "variance": 52.98615781
              },
              {
                "average": 20.18694913,
                "count": 3631934,
                "maximum": 24,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.792696386,
                "variance": 3.213760332
              },
              {
                "average": 1.398704382,
                "count": 3631934,
                "maximum": 10,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.7254389152,
                "variance": 0.5262616197
              },
              {
                "average": 3.161198414,
                "count": 3631934,
                "maximum": 7,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.559274808,
                "variance": 2.431337928
              },
              {
                "average": 277822536.6,
                "count": 3631934,
                "maximum": 277829960.4,
                "minimum": 277737276.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 22344.62169,
                "variance": 499282118.3
              },
              {
                "average": 0,
                "count": 3631934,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3631934,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3631934,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3631934,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3631934,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              522000.0032,
              4325999.984,
              -2.768545283,
              523000.0032,
              4326999.984,
              26.03145472
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    522000.0031884575,
                    4325999.984281716,
                    -2.768545282949384
                  ],
                  [
                    522000.0031884575,
                    4326999.984281716,
                    -2.768545282949384
                  ],
                  [
                    523000.0031884575,
                    4326999.984281716,
                    26.031454717050615
                  ],
                  [
                    523000.0031884575,
                    4325999.984281716,
                    26.031454717050615
                  ],
                  [
                    522000.0031884575,
                    4325999.984281716,
                    -2.768545282949384
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T16:46:00+00:00",
            "end_time": "2020-07-02T15:01:16+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": "20200702_USGS_NJ_18SWJ0312.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.96537565301944,
              38.956951128695785,
              -1.064925939174199
            ],
            [
              -74.9653712670273,
              38.96596218352827,
              -1.064925939174199
            ],
            [
              -74.96049069259888,
              38.96596063332121,
              20.7750740608258
            ],
            [
              -74.9604956967525,
              38.956949578984094,
              20.7750740608258
            ],
            [
              -74.96537565301944,
              38.956951128695785,
              -1.064925939174199
            ]
          ]
        ]
      },
      "bbox": [
        -74.96537565,
        38.95694958,
        -1.064925939,
        -74.96049069,
        38.96596218,
        20.77507406
      ],
      "properties": {
        "datetime": "2020-07-02T17:08:42Z",
        "pc:count": 1568069,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 503249.8408,
            "count": 1568069,
            "maximum": 503422.8189,
            "minimum": 502999.9989,
            "name": "X",
            "position": 0,
            "stddev": 70.34844098,
            "variance": 4948.903149
          },
          {
            "average": 4312484.874,
            "count": 1568069,
            "maximum": 4312999.951,
            "minimum": 4311999.991,
            "name": "Y",
            "position": 1,
            "stddev": 293.9592984,
            "variance": 86412.0691
          },
          {
            "average": 7.954318864,
            "count": 1568069,
            "maximum": 20.77507406,
            "minimum": -1.064925939,
            "name": "Z",
            "position": 2,
            "stddev": 4.378443655,
            "variance": 19.17076884
          },
          {
            "average": 2072.212347,
            "count": 1568069,
            "maximum": 55253,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 3570.656236,
            "variance": 12749585.95
          },
          {
            "average": 2.230639723,
            "count": 1568069,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.250474843,
            "variance": 1.563687333
          },
          {
            "average": 3.465445079,
            "count": 1568069,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.498929067,
            "variance": 2.246788346
          },
          {
            "average": 1,
            "count": 1568069,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1568069,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.164092907,
            "count": 1568069,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.3703599764,
            "variance": 0.1371665121
          },
          {
            "average": 19.19605416,
            "count": 1568069,
            "maximum": 22.00200081,
            "minimum": 18,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 0.9586809898,
            "variance": 0.9190692402
          },
          {
            "average": 2.416522487,
            "count": 1568069,
            "maximum": 13,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.565555483,
            "variance": 2.450963969
          },
          {
            "average": 2.955366122,
            "count": 1568069,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.2111165784,
            "variance": 0.04457020967
          },
          {
            "average": 277744899.6,
            "count": 1568069,
            "maximum": 277744922.8,
            "minimum": 277744196.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 66.31897562,
            "variance": 4398.206528
          },
          {
            "average": 0,
            "count": 1568069,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1568069,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1568069,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1568069,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1568069,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          502999.9989,
          4311999.991,
          -1.064925939,
          503422.8189,
          4312999.951,
          20.77507406
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                502999.99888260436,
                4311999.991174322,
                -1.064925939174199
              ],
              [
                502999.99888260436,
                4312999.9511743225,
                -1.064925939174199
              ],
              [
                503422.8188826043,
                4312999.9511743225,
                20.7750740608258
              ],
              [
                503422.8188826043,
                4311999.991174322,
                20.7750740608258
              ],
              [
                502999.99888260436,
                4311999.991174322,
                -1.064925939174199
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:08:42+00:00",
        "end_time": "2020-07-02T16:56:36+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0312.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0312.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0312.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0312.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.96537565,
            38.95694958,
            -1.064925939,
            -74.96049069,
            38.96596218,
            20.77507406
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.96537565301944,
                  38.956951128695785,
                  -1.064925939174199
                ],
                [
                  -74.9653712670273,
                  38.96596218352827,
                  -1.064925939174199
                ],
                [
                  -74.96049069259888,
                  38.96596063332121,
                  20.7750740608258
                ],
                [
                  -74.9604956967525,
                  38.956949578984094,
                  20.7750740608258
                ],
                [
                  -74.96537565301944,
                  38.956951128695785,
                  -1.064925939174199
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0312.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0312.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:08:42Z",
            "pc:count": 1568069,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 503249.8408,
                "count": 1568069,
                "maximum": 503422.8189,
                "minimum": 502999.9989,
                "name": "X",
                "position": 0,
                "stddev": 70.34844098,
                "variance": 4948.903149
              },
              {
                "average": 4312484.874,
                "count": 1568069,
                "maximum": 4312999.951,
                "minimum": 4311999.991,
                "name": "Y",
                "position": 1,
                "stddev": 293.9592984,
                "variance": 86412.0691
              },
              {
                "average": 7.954318864,
                "count": 1568069,
                "maximum": 20.77507406,
                "minimum": -1.064925939,
                "name": "Z",
                "position": 2,
                "stddev": 4.378443655,
                "variance": 19.17076884
              },
              {
                "average": 2072.212347,
                "count": 1568069,
                "maximum": 55253,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 3570.656236,
                "variance": 12749585.95
              },
              {
                "average": 2.230639723,
                "count": 1568069,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.250474843,
                "variance": 1.563687333
              },
              {
                "average": 3.465445079,
                "count": 1568069,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.498929067,
                "variance": 2.246788346
              },
              {
                "average": 1,
                "count": 1568069,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1568069,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.164092907,
                "count": 1568069,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.3703599764,
                "variance": 0.1371665121
              },
              {
                "average": 19.19605416,
                "count": 1568069,
                "maximum": 22.00200081,
                "minimum": 18,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 0.9586809898,
                "variance": 0.9190692402
              },
              {
                "average": 2.416522487,
                "count": 1568069,
                "maximum": 13,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.565555483,
                "variance": 2.450963969
              },
              {
                "average": 2.955366122,
                "count": 1568069,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.2111165784,
                "variance": 0.04457020967
              },
              {
                "average": 277744899.6,
                "count": 1568069,
                "maximum": 277744922.8,
                "minimum": 277744196.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 66.31897562,
                "variance": 4398.206528
              },
              {
                "average": 0,
                "count": 1568069,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1568069,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1568069,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1568069,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1568069,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              502999.9989,
              4311999.991,
              -1.064925939,
              503422.8189,
              4312999.951,
              20.77507406
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    502999.99888260436,
                    4311999.991174322,
                    -1.064925939174199
                  ],
                  [
                    502999.99888260436,
                    4312999.9511743225,
                    -1.064925939174199
                  ],
                  [
                    503422.8188826043,
                    4312999.9511743225,
                    20.7750740608258
                  ],
                  [
                    503422.8188826043,
                    4311999.991174322,
                    20.7750740608258
                  ],
                  [
                    502999.99888260436,
                    4311999.991174322,
                    -1.064925939174199
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:08:42+00:00",
            "end_time": "2020-07-02T16:56:36+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": "20200702_USGS_NJ_18SWJ0420.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.9452790194825,
              39.02903426688633,
              -0.984091139994502
            ],
            [
              -74.94527442670189,
              39.034989837394065,
              -0.984091139994502
            ],
            [
              -74.94222921995025,
              39.03498836896845,
              0.175908860005498
            ],
            [
              -74.94223406829599,
              39.02903279877069,
              0.175908860005498
            ],
            [
              -74.9452790194825,
              39.02903426688633,
              -0.984091139994502
            ]
          ]
        ]
      },
      "bbox": [
        -74.94527902,
        39.0290328,
        -0.98409114,
        -74.94222922,
        39.03498984,
        0.17590886
      ],
      "properties": {
        "datetime": "2020-07-02T17:27:01Z",
        "pc:count": 362681,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 504916.6471,
            "count": 362681,
            "maximum": 505000.0087,
            "minimum": 504736.4487,
            "name": "X",
            "position": 0,
            "stddev": 59.02109747,
            "variance": 3483.489947
          },
          {
            "average": 4320186.667,
            "count": 362681,
            "maximum": 4320660.879,
            "minimum": 4319999.979,
            "name": "Y",
            "position": 1,
            "stddev": 169.557666,
            "variance": 28749.80209
          },
          {
            "average": -0.4939069285,
            "count": 362681,
            "maximum": 0.17590886,
            "minimum": -0.98409114,
            "name": "Z",
            "position": 2,
            "stddev": 0.190851551,
            "variance": 0.03642431453
          },
          {
            "average": 3791.648509,
            "count": 362681,
            "maximum": 31090,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2108.248786,
            "variance": 4444712.943
          },
          {
            "average": 1,
            "count": 362681,
            "maximum": 1,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 362681,
            "maximum": 1,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1,
            "count": 362681,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 362681,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.798087024,
            "count": 362681,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4014281634,
            "variance": 0.1611445704
          },
          {
            "average": 20.38566644,
            "count": 362681,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.626857209,
            "variance": 2.646664379
          },
          {
            "average": 1.000044116,
            "count": 362681,
            "maximum": 2,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.006641843037,
            "variance": 4.411407893e-05
          },
          {
            "average": 1.573283409,
            "count": 362681,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.8121147727,
            "variance": 0.659530404
          },
          {
            "average": 277745354.1,
            "count": 362681,
            "maximum": 277746021.9,
            "minimum": 277744501.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 371.9354624,
            "variance": 138335.9882
          },
          {
            "average": 0,
            "count": 362681,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 362681,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 362681,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 362681,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 362681,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          504736.4487,
          4319999.979,
          -0.98409114,
          505000.0087,
          4320660.879,
          0.17590886
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                504736.44866059814,
                4319999.979230411,
                -0.984091139994502
              ],
              [
                504736.44866059814,
                4320660.879230412,
                -0.984091139994502
              ],
              [
                505000.0086605982,
                4320660.879230412,
                0.175908860005498
              ],
              [
                505000.0086605982,
                4319999.979230411,
                0.175908860005498
              ],
              [
                504736.44866059814,
                4319999.979230411,
                -0.984091139994502
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T17:27:01+00:00",
        "end_time": "2020-07-02T17:01:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0420.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0420.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0420.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0420.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.94527902,
            39.0290328,
            -0.98409114,
            -74.94222922,
            39.03498984,
            0.17590886
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.9452790194825,
                  39.02903426688633,
                  -0.984091139994502
                ],
                [
                  -74.94527442670189,
                  39.034989837394065,
                  -0.984091139994502
                ],
                [
                  -74.94222921995025,
                  39.03498836896845,
                  0.175908860005498
                ],
                [
                  -74.94223406829599,
                  39.02903279877069,
                  0.175908860005498
                ],
                [
                  -74.9452790194825,
                  39.02903426688633,
                  -0.984091139994502
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0420.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0420.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T17:27:01Z",
            "pc:count": 362681,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 504916.6471,
                "count": 362681,
                "maximum": 505000.0087,
                "minimum": 504736.4487,
                "name": "X",
                "position": 0,
                "stddev": 59.02109747,
                "variance": 3483.489947
              },
              {
                "average": 4320186.667,
                "count": 362681,
                "maximum": 4320660.879,
                "minimum": 4319999.979,
                "name": "Y",
                "position": 1,
                "stddev": 169.557666,
                "variance": 28749.80209
              },
              {
                "average": -0.4939069285,
                "count": 362681,
                "maximum": 0.17590886,
                "minimum": -0.98409114,
                "name": "Z",
                "position": 2,
                "stddev": 0.190851551,
                "variance": 0.03642431453
              },
              {
                "average": 3791.648509,
                "count": 362681,
                "maximum": 31090,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2108.248786,
                "variance": 4444712.943
              },
              {
                "average": 1,
                "count": 362681,
                "maximum": 1,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 362681,
                "maximum": 1,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1,
                "count": 362681,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 362681,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.798087024,
                "count": 362681,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4014281634,
                "variance": 0.1611445704
              },
              {
                "average": 20.38566644,
                "count": 362681,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.626857209,
                "variance": 2.646664379
              },
              {
                "average": 1.000044116,
                "count": 362681,
                "maximum": 2,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.006641843037,
                "variance": 4.411407893e-05
              },
              {
                "average": 1.573283409,
                "count": 362681,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.8121147727,
                "variance": 0.659530404
              },
              {
                "average": 277745354.1,
                "count": 362681,
                "maximum": 277746021.9,
                "minimum": 277744501.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 371.9354624,
                "variance": 138335.9882
              },
              {
                "average": 0,
                "count": 362681,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 362681,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 362681,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 362681,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 362681,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              504736.4487,
              4319999.979,
              -0.98409114,
              505000.0087,
              4320660.879,
              0.17590886
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    504736.44866059814,
                    4319999.979230411,
                    -0.984091139994502
                  ],
                  [
                    504736.44866059814,
                    4320660.879230412,
                    -0.984091139994502
                  ],
                  [
                    505000.0086605982,
                    4320660.879230412,
                    0.175908860005498
                  ],
                  [
                    505000.0086605982,
                    4319999.979230411,
                    0.175908860005498
                  ],
                  [
                    504736.44866059814,
                    4319999.979230411,
                    -0.984091139994502
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T17:27:01+00:00",
            "end_time": "2020-07-02T17:01:41+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": "20200702_USGS_NJ_18SWJ5773.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.33420086422264,
              39.504720612762746,
              -2.811881863563594
            ],
            [
              -74.33413358614753,
              39.51176946386599,
              -2.811881863563594
            ],
            [
              -74.3253063659243,
              39.511718569777265,
              1.168118136436407
            ],
            [
              -74.32537453572378,
              39.50466973134615,
              1.168118136436407
            ],
            [
              -74.33420086422264,
              39.504720612762746,
              -2.811881863563594
            ]
          ]
        ]
      },
      "bbox": [
        -74.33420086,
        39.50466973,
        -2.811881864,
        -74.32530637,
        39.51176946,
        1.168118136
      ],
      "properties": {
        "datetime": "2020-07-02T14:32:22Z",
        "pc:count": 559183,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 557658.7004,
            "count": 559183,
            "maximum": 558000.0091,
            "minimum": 557241.1291,
            "name": "X",
            "position": 0,
            "stddev": 169.731128,
            "variance": 28808.65581
          },
          {
            "average": 4373251.482,
            "count": 559183,
            "maximum": 4373782.319,
            "minimum": 4372999.979,
            "name": "Y",
            "position": 1,
            "stddev": 246.593122,
            "variance": 60808.1678
          },
          {
            "average": -0.2512962413,
            "count": 559183,
            "maximum": 1.168118136,
            "minimum": -2.811881864,
            "name": "Z",
            "position": 2,
            "stddev": 0.6369702768,
            "variance": 0.4057311336
          },
          {
            "average": 2603.630237,
            "count": 559183,
            "maximum": 16974,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 1797.944753,
            "variance": 3232605.336
          },
          {
            "average": 1.000005365,
            "count": 559183,
            "maximum": 2,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.002316236339,
            "variance": 5.364950776e-06
          },
          {
            "average": 1.000014307,
            "count": 559183,
            "maximum": 2,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.003782381192,
            "variance": 1.430640748e-05
          },
          {
            "average": 1,
            "count": 559183,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 559183,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 20.59654711,
            "count": 559183,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 12.55812994,
            "variance": 157.7066276
          },
          {
            "average": 19.91445031,
            "count": 559183,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.909645184,
            "variance": 3.646744729
          },
          {
            "average": 1.690779226,
            "count": 559183,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.4622772312,
            "variance": 0.2137002385
          },
          {
            "average": 1.832072863,
            "count": 559183,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.8466252623,
            "variance": 0.7167743347
          },
          {
            "average": 277735258.7,
            "count": 559183,
            "maximum": 277735542.8,
            "minimum": 277735030.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 217.4544587,
            "variance": 47286.4416
          },
          {
            "average": 0,
            "count": 559183,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 559183,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 559183,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 559183,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 559183,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          557241.1291,
          4372999.979,
          -2.811881864,
          558000.0091,
          4373782.319,
          1.168118136
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                557241.1290967909,
                4372999.979203205,
                -2.811881863563594
              ],
              [
                557241.1290967909,
                4373782.3192032045,
                -2.811881863563594
              ],
              [
                558000.0090967908,
                4373782.3192032045,
                1.168118136436407
              ],
              [
                558000.0090967908,
                4372999.979203205,
                1.168118136436407
              ],
              [
                557241.1290967909,
                4372999.979203205,
                -2.811881863563594
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:32:22+00:00",
        "end_time": "2020-07-02T14:23:50+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5773.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5773.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5773.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5773.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.33420086,
            39.50466973,
            -2.811881864,
            -74.32530637,
            39.51176946,
            1.168118136
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.33420086422264,
                  39.504720612762746,
                  -2.811881863563594
                ],
                [
                  -74.33413358614753,
                  39.51176946386599,
                  -2.811881863563594
                ],
                [
                  -74.3253063659243,
                  39.511718569777265,
                  1.168118136436407
                ],
                [
                  -74.32537453572378,
                  39.50466973134615,
                  1.168118136436407
                ],
                [
                  -74.33420086422264,
                  39.504720612762746,
                  -2.811881863563594
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5773.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5773.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:32:22Z",
            "pc:count": 559183,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 557658.7004,
                "count": 559183,
                "maximum": 558000.0091,
                "minimum": 557241.1291,
                "name": "X",
                "position": 0,
                "stddev": 169.731128,
                "variance": 28808.65581
              },
              {
                "average": 4373251.482,
                "count": 559183,
                "maximum": 4373782.319,
                "minimum": 4372999.979,
                "name": "Y",
                "position": 1,
                "stddev": 246.593122,
                "variance": 60808.1678
              },
              {
                "average": -0.2512962413,
                "count": 559183,
                "maximum": 1.168118136,
                "minimum": -2.811881864,
                "name": "Z",
                "position": 2,
                "stddev": 0.6369702768,
                "variance": 0.4057311336
              },
              {
                "average": 2603.630237,
                "count": 559183,
                "maximum": 16974,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 1797.944753,
                "variance": 3232605.336
              },
              {
                "average": 1.000005365,
                "count": 559183,
                "maximum": 2,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.002316236339,
                "variance": 5.364950776e-06
              },
              {
                "average": 1.000014307,
                "count": 559183,
                "maximum": 2,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.003782381192,
                "variance": 1.430640748e-05
              },
              {
                "average": 1,
                "count": 559183,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 559183,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 20.59654711,
                "count": 559183,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 12.55812994,
                "variance": 157.7066276
              },
              {
                "average": 19.91445031,
                "count": 559183,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.909645184,
                "variance": 3.646744729
              },
              {
                "average": 1.690779226,
                "count": 559183,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.4622772312,
                "variance": 0.2137002385
              },
              {
                "average": 1.832072863,
                "count": 559183,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.8466252623,
                "variance": 0.7167743347
              },
              {
                "average": 277735258.7,
                "count": 559183,
                "maximum": 277735542.8,
                "minimum": 277735030.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 217.4544587,
                "variance": 47286.4416
              },
              {
                "average": 0,
                "count": 559183,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 559183,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 559183,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 559183,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 559183,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              557241.1291,
              4372999.979,
              -2.811881864,
              558000.0091,
              4373782.319,
              1.168118136
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    557241.1290967909,
                    4372999.979203205,
                    -2.811881863563594
                  ],
                  [
                    557241.1290967909,
                    4373782.3192032045,
                    -2.811881863563594
                  ],
                  [
                    558000.0090967908,
                    4373782.3192032045,
                    1.168118136436407
                  ],
                  [
                    558000.0090967908,
                    4372999.979203205,
                    1.168118136436407
                  ],
                  [
                    557241.1290967909,
                    4372999.979203205,
                    -2.811881863563594
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:32:22+00:00",
            "end_time": "2020-07-02T14:23:50+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ1111.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.86614648068037,
              38.94786805621807,
              0.692267974768484
            ],
            [
              -74.86614028906185,
              38.951160104803435,
              0.692267974768484
            ],
            [
              -74.86151371018427,
              38.951154707061725,
              34.39226797476849
            ],
            [
              -74.86152011580141,
              38.94786265910665,
              34.39226797476849
            ],
            [
              -74.86614648068037,
              38.94786805621807,
              0.692267974768484
            ]
          ]
        ]
      },
      "bbox": [
        -74.86614648,
        38.94786266,
        0.6922679748,
        -74.86151371,
        38.9511601,
        34.39226797
      ],
      "properties": {
        "datetime": "2020-07-02T15:56:37Z",
        "pc:count": 639978,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 511863.6424,
            "count": 639978,
            "maximum": 512000.0137,
            "minimum": 511599.1137,
            "name": "X",
            "position": 0,
            "stddev": 105.6127349,
            "variance": 11154.04977
          },
          {
            "average": 4311131.777,
            "count": 639978,
            "maximum": 4311365.308,
            "minimum": 4310999.988,
            "name": "Y",
            "position": 1,
            "stddev": 97.38222021,
            "variance": 9483.296813
          },
          {
            "average": 4.562500389,
            "count": 639978,
            "maximum": 34.39226797,
            "minimum": 0.6922679748,
            "name": "Z",
            "position": 2,
            "stddev": 2.451635012,
            "variance": 6.010514232
          },
          {
            "average": 1839.125526,
            "count": 639978,
            "maximum": 50967,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2645.392015,
            "variance": 6998098.915
          },
          {
            "average": 2.069132064,
            "count": 639978,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 1.109127391,
            "variance": 1.230163569
          },
          {
            "average": 3.145561254,
            "count": 639978,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.248415209,
            "variance": 1.558540535
          },
          {
            "average": 1,
            "count": 639978,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 639978,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.156542881,
            "count": 639978,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.3633695279,
            "variance": 0.1320374138
          },
          {
            "average": 18.91460349,
            "count": 639978,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.452956315,
            "variance": 2.111082054
          },
          {
            "average": 2.116929019,
            "count": 639978,
            "maximum": 10,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 1.196537254,
            "variance": 1.431701401
          },
          {
            "average": 1.083788818,
            "count": 639978,
            "maximum": 2,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.277071059,
            "variance": 0.07676837172
          },
          {
            "average": 277740358.2,
            "count": 639978,
            "maximum": 277740597.7,
            "minimum": 277740332.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 71.96454199,
            "variance": 5178.895304
          },
          {
            "average": 0,
            "count": 639978,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 639978,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 639978,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 639978,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 639978,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          511599.1137,
          4310999.988,
          0.6922679748,
          512000.0137,
          4311365.308,
          34.39226797
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                511599.1137106097,
                4310999.988158662,
                0.692267974768484
              ],
              [
                511599.1137106097,
                4311365.308158662,
                0.692267974768484
              ],
              [
                512000.0137106097,
                4311365.308158662,
                34.39226797476849
              ],
              [
                512000.0137106097,
                4310999.988158662,
                34.39226797476849
              ],
              [
                511599.1137106097,
                4310999.988158662,
                0.692267974768484
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T15:56:37+00:00",
        "end_time": "2020-07-02T15:52:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1111.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1111.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1111.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1111.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.86614648,
            38.94786266,
            0.6922679748,
            -74.86151371,
            38.9511601,
            34.39226797
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.86614648068037,
                  38.94786805621807,
                  0.692267974768484
                ],
                [
                  -74.86614028906185,
                  38.951160104803435,
                  0.692267974768484
                ],
                [
                  -74.86151371018427,
                  38.951154707061725,
                  34.39226797476849
                ],
                [
                  -74.86152011580141,
                  38.94786265910665,
                  34.39226797476849
                ],
                [
                  -74.86614648068037,
                  38.94786805621807,
                  0.692267974768484
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1111.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1111.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T15:56:37Z",
            "pc:count": 639978,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 511863.6424,
                "count": 639978,
                "maximum": 512000.0137,
                "minimum": 511599.1137,
                "name": "X",
                "position": 0,
                "stddev": 105.6127349,
                "variance": 11154.04977
              },
              {
                "average": 4311131.777,
                "count": 639978,
                "maximum": 4311365.308,
                "minimum": 4310999.988,
                "name": "Y",
                "position": 1,
                "stddev": 97.38222021,
                "variance": 9483.296813
              },
              {
                "average": 4.562500389,
                "count": 639978,
                "maximum": 34.39226797,
                "minimum": 0.6922679748,
                "name": "Z",
                "position": 2,
                "stddev": 2.451635012,
                "variance": 6.010514232
              },
              {
                "average": 1839.125526,
                "count": 639978,
                "maximum": 50967,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2645.392015,
                "variance": 6998098.915
              },
              {
                "average": 2.069132064,
                "count": 639978,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 1.109127391,
                "variance": 1.230163569
              },
              {
                "average": 3.145561254,
                "count": 639978,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.248415209,
                "variance": 1.558540535
              },
              {
                "average": 1,
                "count": 639978,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 639978,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.156542881,
                "count": 639978,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.3633695279,
                "variance": 0.1320374138
              },
              {
                "average": 18.91460349,
                "count": 639978,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.452956315,
                "variance": 2.111082054
              },
              {
                "average": 2.116929019,
                "count": 639978,
                "maximum": 10,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 1.196537254,
                "variance": 1.431701401
              },
              {
                "average": 1.083788818,
                "count": 639978,
                "maximum": 2,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.277071059,
                "variance": 0.07676837172
              },
              {
                "average": 277740358.2,
                "count": 639978,
                "maximum": 277740597.7,
                "minimum": 277740332.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 71.96454199,
                "variance": 5178.895304
              },
              {
                "average": 0,
                "count": 639978,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 639978,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 639978,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 639978,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 639978,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              511599.1137,
              4310999.988,
              0.6922679748,
              512000.0137,
              4311365.308,
              34.39226797
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    511599.1137106097,
                    4310999.988158662,
                    0.692267974768484
                  ],
                  [
                    511599.1137106097,
                    4311365.308158662,
                    0.692267974768484
                  ],
                  [
                    512000.0137106097,
                    4311365.308158662,
                    34.39226797476849
                  ],
                  [
                    512000.0137106097,
                    4310999.988158662,
                    34.39226797476849
                  ],
                  [
                    511599.1137106097,
                    4310999.988158662,
                    0.692267974768484
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T15:56:37+00:00",
            "end_time": "2020-07-02T15:52:12+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": "20200702_USGS_NJ_18SWJ1716.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.80369628943517,
              38.99283660380127,
              -3.423640118740501
            ],
            [
              -74.80367184591599,
              39.00168300532126,
              -3.423640118740501
            ],
            [
              -74.79212320213945,
              39.00166300091552,
              40.3363598812595
            ],
            [
              -74.79214908347932,
              38.992816605669425,
              40.3363598812595
            ],
            [
              -74.80369628943517,
              38.99283660380127,
              -3.423640118740501
            ]
          ]
        ]
      },
      "bbox": [
        -74.80369629,
        38.99281661,
        -3.423640119,
        -74.7921232,
        39.00168301,
        40.33635988
      ],
      "properties": {
        "datetime": "2020-07-02T16:10:46Z",
        "pc:count": 2794053,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 517639.7202,
            "count": 2794053,
            "maximum": 518000.0033,
            "minimum": 517000.0033,
            "name": "X",
            "position": 0,
            "stddev": 239.2585913,
            "variance": 57244.67349
          },
          {
            "average": 4316342.11,
            "count": 2794053,
            "maximum": 4316981.678,
            "minimum": 4315999.978,
            "name": "Y",
            "position": 1,
            "stddev": 235.038353,
            "variance": 55243.02736
          },
          {
            "average": 4.765046284,
            "count": 2794053,
            "maximum": 40.33635988,
            "minimum": -3.423640119,
            "name": "Z",
            "position": 2,
            "stddev": 4.326395773,
            "variance": 18.71770038
          },
          {
            "average": 7856.881228,
            "count": 2794053,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 8194.74158,
            "variance": 67153789.56
          },
          {
            "average": 1.350974731,
            "count": 2794053,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7206163439,
            "variance": 0.5192879151
          },
          {
            "average": 1.719760864,
            "count": 2794053,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.060203595,
            "variance": 1.124031663
          },
          {
            "average": 1,
            "count": 2794053,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2794053,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.366138724,
            "count": 2794053,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 5.045585796,
            "variance": 25.45793602
          },
          {
            "average": 19.97448546,
            "count": 2794053,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.369716478,
            "variance": 1.876123229
          },
          {
            "average": 1.407917459,
            "count": 2794053,
            "maximum": 14,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.7678697375,
            "variance": 0.5896239338
          },
          {
            "average": 1.570869271,
            "count": 2794053,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.7351741849,
            "variance": 0.5404810821
          },
          {
            "average": 277740478.3,
            "count": 2794053,
            "maximum": 277741446.3,
            "minimum": 277740218.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 302.7222537,
            "variance": 91640.76289
          },
          {
            "average": 0,
            "count": 2794053,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2794053,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2794053,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2794053,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2794053,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          517000.0033,
          4315999.978,
          -3.423640119,
          518000.0033,
          4316981.678,
          40.33635988
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                517000.0033414763,
                4315999.978245236,
                -3.423640118740501
              ],
              [
                517000.0033414763,
                4316981.678245235,
                -3.423640118740501
              ],
              [
                518000.0033414763,
                4316981.678245235,
                40.3363598812595
              ],
              [
                518000.0033414763,
                4315999.978245236,
                40.3363598812595
              ],
              [
                517000.0033414763,
                4315999.978245236,
                -3.423640118740501
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T16:10:46+00:00",
        "end_time": "2020-07-02T15:50:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1716.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1716.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1716.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1716.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.80369629,
            38.99281661,
            -3.423640119,
            -74.7921232,
            39.00168301,
            40.33635988
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.80369628943517,
                  38.99283660380127,
                  -3.423640118740501
                ],
                [
                  -74.80367184591599,
                  39.00168300532126,
                  -3.423640118740501
                ],
                [
                  -74.79212320213945,
                  39.00166300091552,
                  40.3363598812595
                ],
                [
                  -74.79214908347932,
                  38.992816605669425,
                  40.3363598812595
                ],
                [
                  -74.80369628943517,
                  38.99283660380127,
                  -3.423640118740501
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1716.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1716.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T16:10:46Z",
            "pc:count": 2794053,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 517639.7202,
                "count": 2794053,
                "maximum": 518000.0033,
                "minimum": 517000.0033,
                "name": "X",
                "position": 0,
                "stddev": 239.2585913,
                "variance": 57244.67349
              },
              {
                "average": 4316342.11,
                "count": 2794053,
                "maximum": 4316981.678,
                "minimum": 4315999.978,
                "name": "Y",
                "position": 1,
                "stddev": 235.038353,
                "variance": 55243.02736
              },
              {
                "average": 4.765046284,
                "count": 2794053,
                "maximum": 40.33635988,
                "minimum": -3.423640119,
                "name": "Z",
                "position": 2,
                "stddev": 4.326395773,
                "variance": 18.71770038
              },
              {
                "average": 7856.881228,
                "count": 2794053,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 8194.74158,
                "variance": 67153789.56
              },
              {
                "average": 1.350974731,
                "count": 2794053,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7206163439,
                "variance": 0.5192879151
              },
              {
                "average": 1.719760864,
                "count": 2794053,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.060203595,
                "variance": 1.124031663
              },
              {
                "average": 1,
                "count": 2794053,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2794053,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.366138724,
                "count": 2794053,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 5.045585796,
                "variance": 25.45793602
              },
              {
                "average": 19.97448546,
                "count": 2794053,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.369716478,
                "variance": 1.876123229
              },
              {
                "average": 1.407917459,
                "count": 2794053,
                "maximum": 14,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.7678697375,
                "variance": 0.5896239338
              },
              {
                "average": 1.570869271,
                "count": 2794053,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.7351741849,
                "variance": 0.5404810821
              },
              {
                "average": 277740478.3,
                "count": 2794053,
                "maximum": 277741446.3,
                "minimum": 277740218.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 302.7222537,
                "variance": 91640.76289
              },
              {
                "average": 0,
                "count": 2794053,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2794053,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2794053,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2794053,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2794053,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              517000.0033,
              4315999.978,
              -3.423640119,
              518000.0033,
              4316981.678,
              40.33635988
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    517000.0033414763,
                    4315999.978245236,
                    -3.423640118740501
                  ],
                  [
                    517000.0033414763,
                    4316981.678245235,
                    -3.423640118740501
                  ],
                  [
                    518000.0033414763,
                    4316981.678245235,
                    40.3363598812595
                  ],
                  [
                    518000.0033414763,
                    4315999.978245236,
                    40.3363598812595
                  ],
                  [
                    517000.0033414763,
                    4315999.978245236,
                    -3.423640118740501
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T16:10:46+00:00",
            "end_time": "2020-07-02T15:50:18+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": "20200702_USGS_NJ_18SWJ5868.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.32580977306536,
              39.459619897327705,
              -3.23264255992932
            ],
            [
              -74.32572282844177,
              39.4686299091232,
              -3.23264255992932
            ],
            [
              -74.31409813410006,
              39.468561924594205,
              12.667357440070681
            ],
            [
              -74.3141865773851,
              39.45955193444164,
              12.667357440070681
            ],
            [
              -74.32580977306536,
              39.459619897327705,
              -3.23264255992932
            ]
          ]
        ]
      },
      "bbox": [
        -74.32580977,
        39.45955193,
        -3.23264256,
        -74.31409813,
        39.46862991,
        12.66735744
      ],
      "properties": {
        "datetime": "2020-07-02T14:19:44Z",
        "pc:count": 2064851,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 558350.2652,
            "count": 2064851,
            "maximum": 558999.9984,
            "minimum": 557999.9984,
            "name": "X",
            "position": 0,
            "stddev": 229.5350365,
            "variance": 52686.33296
          },
          {
            "average": 4368641.241,
            "count": 2064851,
            "maximum": 4368999.988,
            "minimum": 4367999.988,
            "name": "Y",
            "position": 1,
            "stddev": 266.9617959,
            "variance": 71268.60049
          },
          {
            "average": 1.71581222,
            "count": 2064851,
            "maximum": 12.66735744,
            "minimum": -3.23264256,
            "name": "Z",
            "position": 2,
            "stddev": 1.935652509,
            "variance": 3.746750636
          },
          {
            "average": 5611.634187,
            "count": 2064851,
            "maximum": 48221,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 5680.327827,
            "variance": 32266124.22
          },
          {
            "average": 1.223095516,
            "count": 2064851,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5532488046,
            "variance": 0.3060842398
          },
          {
            "average": 1.448448823,
            "count": 2064851,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8069009326,
            "variance": 0.651089115
          },
          {
            "average": 1,
            "count": 2064851,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2064851,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 4.658856741,
            "count": 2064851,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 8.77279952,
            "variance": 76.96201142
          },
          {
            "average": 20.18339354,
            "count": 2064851,
            "maximum": 22.99799919,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.61461156,
            "variance": 2.606970488
          },
          {
            "average": 1.352619632,
            "count": 2064851,
            "maximum": 8,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.603890887,
            "variance": 0.3646842035
          },
          {
            "average": 1.762427894,
            "count": 2064851,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.874963742,
            "variance": 0.7655615497
          },
          {
            "average": 277734008.6,
            "count": 2064851,
            "maximum": 277734784.9,
            "minimum": 277733745.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 297.9480085,
            "variance": 88773.01574
          },
          {
            "average": 0,
            "count": 2064851,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2064851,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2064851,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2064851,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2064851,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          557999.9984,
          4367999.988,
          -3.23264256,
          558999.9984,
          4368999.988,
          12.66735744
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                557999.998397948,
                4367999.988372192,
                -3.23264255992932
              ],
              [
                557999.998397948,
                4368999.988372192,
                -3.23264255992932
              ],
              [
                558999.998397948,
                4368999.988372192,
                12.667357440070681
              ],
              [
                558999.998397948,
                4367999.988372192,
                12.667357440070681
              ],
              [
                557999.998397948,
                4367999.988372192,
                -3.23264255992932
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:19:44+00:00",
        "end_time": "2020-07-02T14:02:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5868.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5868.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5868.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5868.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.32580977,
            39.45955193,
            -3.23264256,
            -74.31409813,
            39.46862991,
            12.66735744
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.32580977306536,
                  39.459619897327705,
                  -3.23264255992932
                ],
                [
                  -74.32572282844177,
                  39.4686299091232,
                  -3.23264255992932
                ],
                [
                  -74.31409813410006,
                  39.468561924594205,
                  12.667357440070681
                ],
                [
                  -74.3141865773851,
                  39.45955193444164,
                  12.667357440070681
                ],
                [
                  -74.32580977306536,
                  39.459619897327705,
                  -3.23264255992932
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5868.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5868.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:19:44Z",
            "pc:count": 2064851,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 558350.2652,
                "count": 2064851,
                "maximum": 558999.9984,
                "minimum": 557999.9984,
                "name": "X",
                "position": 0,
                "stddev": 229.5350365,
                "variance": 52686.33296
              },
              {
                "average": 4368641.241,
                "count": 2064851,
                "maximum": 4368999.988,
                "minimum": 4367999.988,
                "name": "Y",
                "position": 1,
                "stddev": 266.9617959,
                "variance": 71268.60049
              },
              {
                "average": 1.71581222,
                "count": 2064851,
                "maximum": 12.66735744,
                "minimum": -3.23264256,
                "name": "Z",
                "position": 2,
                "stddev": 1.935652509,
                "variance": 3.746750636
              },
              {
                "average": 5611.634187,
                "count": 2064851,
                "maximum": 48221,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 5680.327827,
                "variance": 32266124.22
              },
              {
                "average": 1.223095516,
                "count": 2064851,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5532488046,
                "variance": 0.3060842398
              },
              {
                "average": 1.448448823,
                "count": 2064851,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8069009326,
                "variance": 0.651089115
              },
              {
                "average": 1,
                "count": 2064851,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2064851,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 4.658856741,
                "count": 2064851,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 8.77279952,
                "variance": 76.96201142
              },
              {
                "average": 20.18339354,
                "count": 2064851,
                "maximum": 22.99799919,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.61461156,
                "variance": 2.606970488
              },
              {
                "average": 1.352619632,
                "count": 2064851,
                "maximum": 8,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.603890887,
                "variance": 0.3646842035
              },
              {
                "average": 1.762427894,
                "count": 2064851,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.874963742,
                "variance": 0.7655615497
              },
              {
                "average": 277734008.6,
                "count": 2064851,
                "maximum": 277734784.9,
                "minimum": 277733745.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 297.9480085,
                "variance": 88773.01574
              },
              {
                "average": 0,
                "count": 2064851,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2064851,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2064851,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2064851,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2064851,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              557999.9984,
              4367999.988,
              -3.23264256,
              558999.9984,
              4368999.988,
              12.66735744
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    557999.998397948,
                    4367999.988372192,
                    -3.23264255992932
                  ],
                  [
                    557999.998397948,
                    4368999.988372192,
                    -3.23264255992932
                  ],
                  [
                    558999.998397948,
                    4368999.988372192,
                    12.667357440070681
                  ],
                  [
                    558999.998397948,
                    4367999.988372192,
                    12.667357440070681
                  ],
                  [
                    557999.998397948,
                    4367999.988372192,
                    -3.23264255992932
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:19:44+00:00",
            "end_time": "2020-07-02T14:02:25+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": "20200702_USGS_NJ_18SWJ5766.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.33622987376988,
              39.44165871422345,
              -2.779833549058778
            ],
            [
              -74.33614432746609,
              39.45066877310695,
              -2.779833549058778
            ],
            [
              -74.32589651450348,
              39.450609827229236,
              7.300166450941222
            ],
            [
              -74.32598338112737,
              39.441599787113645,
              7.300166450941222
            ],
            [
              -74.33622987376988,
              39.44165871422345,
              -2.779833549058778
            ]
          ]
        ]
      },
      "bbox": [
        -74.33622987,
        39.44159979,
        -2.779833549,
        -74.32589651,
        39.45066877,
        7.300166451
      ],
      "properties": {
        "datetime": "2020-07-02T14:37:18Z",
        "pc:count": 2573761,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 557619.7223,
            "count": 2573761,
            "maximum": 558000.0126,
            "minimum": 557118.2326,
            "name": "X",
            "position": 0,
            "stddev": 191.0531735,
            "variance": 36501.31509
          },
          {
            "average": 4366423.3,
            "count": 2573761,
            "maximum": 4366999.984,
            "minimum": 4365999.984,
            "name": "Y",
            "position": 1,
            "stddev": 279.4374817,
            "variance": 78085.3062
          },
          {
            "average": 1.003409868,
            "count": 2573761,
            "maximum": 7.300166451,
            "minimum": -2.779833549,
            "name": "Z",
            "position": 2,
            "stddev": 1.455429904,
            "variance": 2.118276206
          },
          {
            "average": 5929.278296,
            "count": 2573761,
            "maximum": 65535,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 4844.774395,
            "variance": 23471838.94
          },
          {
            "average": 1.106238303,
            "count": 2573761,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3716582256,
            "variance": 0.1381298367
          },
          {
            "average": 1.212922257,
            "count": 2573761,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5453898933,
            "variance": 0.2974501357
          },
          {
            "average": 1,
            "count": 2573761,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2573761,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 5.867009408,
            "count": 2573761,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 9.936280916,
            "variance": 98.72967844
          },
          {
            "average": 20.09551673,
            "count": 2573761,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.941280947,
            "variance": 3.768571714
          },
          {
            "average": 1.274245355,
            "count": 2573761,
            "maximum": 6,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.492413424,
            "variance": 0.2424709802
          },
          {
            "average": 1.987894758,
            "count": 2573761,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.8452417927,
            "variance": 0.7144336881
          },
          {
            "average": 277734108.5,
            "count": 2573761,
            "maximum": 277735838.5,
            "minimum": 277733775.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 328.3481583,
            "variance": 107812.513
          },
          {
            "average": 0,
            "count": 2573761,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2573761,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2573761,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2573761,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2573761,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          557118.2326,
          4365999.984,
          -2.779833549,
          558000.0126,
          4366999.984,
          7.300166451
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                557118.2325595288,
                4365999.9835788235,
                -2.779833549058778
              ],
              [
                557118.2325595288,
                4366999.9835788235,
                -2.779833549058778
              ],
              [
                558000.0125595288,
                4366999.9835788235,
                7.300166450941222
              ],
              [
                558000.0125595288,
                4365999.9835788235,
                7.300166450941222
              ],
              [
                557118.2325595288,
                4365999.9835788235,
                -2.779833549058778
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-02T14:37:18+00:00",
        "end_time": "2020-07-02T14:02:55+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ5766.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ5766.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ5766.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5766.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.33622987,
            39.44159979,
            -2.779833549,
            -74.32589651,
            39.45066877,
            7.300166451
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.33622987376988,
                  39.44165871422345,
                  -2.779833549058778
                ],
                [
                  -74.33614432746609,
                  39.45066877310695,
                  -2.779833549058778
                ],
                [
                  -74.32589651450348,
                  39.450609827229236,
                  7.300166450941222
                ],
                [
                  -74.32598338112737,
                  39.441599787113645,
                  7.300166450941222
                ],
                [
                  -74.33622987376988,
                  39.44165871422345,
                  -2.779833549058778
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ5766.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ5766.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-02T14:37:18Z",
            "pc:count": 2573761,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 557619.7223,
                "count": 2573761,
                "maximum": 558000.0126,
                "minimum": 557118.2326,
                "name": "X",
                "position": 0,
                "stddev": 191.0531735,
                "variance": 36501.31509
              },
              {
                "average": 4366423.3,
                "count": 2573761,
                "maximum": 4366999.984,
                "minimum": 4365999.984,
                "name": "Y",
                "position": 1,
                "stddev": 279.4374817,
                "variance": 78085.3062
              },
              {
                "average": 1.003409868,
                "count": 2573761,
                "maximum": 7.300166451,
                "minimum": -2.779833549,
                "name": "Z",
                "position": 2,
                "stddev": 1.455429904,
                "variance": 2.118276206
              },
              {
                "average": 5929.278296,
                "count": 2573761,
                "maximum": 65535,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 4844.774395,
                "variance": 23471838.94
              },
              {
                "average": 1.106238303,
                "count": 2573761,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3716582256,
                "variance": 0.1381298367
              },
              {
                "average": 1.212922257,
                "count": 2573761,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5453898933,
                "variance": 0.2974501357
              },
              {
                "average": 1,
                "count": 2573761,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2573761,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 5.867009408,
                "count": 2573761,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 9.936280916,
                "variance": 98.72967844
              },
              {
                "average": 20.09551673,
                "count": 2573761,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.941280947,
                "variance": 3.768571714
              },
              {
                "average": 1.274245355,
                "count": 2573761,
                "maximum": 6,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.492413424,
                "variance": 0.2424709802
              },
              {
                "average": 1.987894758,
                "count": 2573761,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.8452417927,
                "variance": 0.7144336881
              },
              {
                "average": 277734108.5,
                "count": 2573761,
                "maximum": 277735838.5,
                "minimum": 277733775.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 328.3481583,
                "variance": 107812.513
              },
              {
                "average": 0,
                "count": 2573761,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2573761,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2573761,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2573761,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2573761,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              557118.2326,
              4365999.984,
              -2.779833549,
              558000.0126,
              4366999.984,
              7.300166451
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    557118.2325595288,
                    4365999.9835788235,
                    -2.779833549058778
                  ],
                  [
                    557118.2325595288,
                    4366999.9835788235,
                    -2.779833549058778
                  ],
                  [
                    558000.0125595288,
                    4366999.9835788235,
                    7.300166450941222
                  ],
                  [
                    558000.0125595288,
                    4365999.9835788235,
                    7.300166450941222
                  ],
                  [
                    557118.2325595288,
                    4365999.9835788235,
                    -2.779833549058778
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-02T14:37:18+00:00",
            "end_time": "2020-07-02T14:02:55+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": "20200703_USGS_NJ_18SWJ0138.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.98842008817034,
              39.19248774148173,
              -0.350958396686863
            ],
            [
              -74.98841904933843,
              39.19881620456485,
              -0.350958396686863
            ],
            [
              -74.97683812637558,
              39.19881447787615,
              4.449041603313137
            ],
            [
              -74.97684020403676,
              39.19248601517988,
              4.449041603313137
            ],
            [
              -74.98842008817034,
              39.19248774148173,
              -0.350958396686863
            ]
          ]
        ]
      },
      "bbox": [
        -74.98842009,
        39.19248602,
        -0.3509583967,
        -74.97683813,
        39.1988162,
        4.449041603
      ],
      "properties": {
        "datetime": "2020-07-03T15:52:56Z",
        "pc:count": 1268824,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 501525.6576,
            "count": 1268824,
            "maximum": 502000.0023,
            "minimum": 501000.0023,
            "name": "X",
            "position": 0,
            "stddev": 311.9600086,
            "variance": 97319.04697
          },
          {
            "average": 4338401.073,
            "count": 1268824,
            "maximum": 4338839.872,
            "minimum": 4338137.572,
            "name": "Y",
            "position": 1,
            "stddev": 130.0731261,
            "variance": 16919.01814
          },
          {
            "average": 1.127086974,
            "count": 1268824,
            "maximum": 4.449041603,
            "minimum": -0.3509583967,
            "name": "Z",
            "position": 2,
            "stddev": 0.4485767806,
            "variance": 0.2012211281
          },
          {
            "average": 5052.002239,
            "count": 1268824,
            "maximum": 41602,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2694.318739,
            "variance": 7259353.469
          },
          {
            "average": 1.008101991,
            "count": 1268824,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.09276521917,
            "variance": 0.008605385887
          },
          {
            "average": 1.016464064,
            "count": 1268824,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.1341325051,
            "variance": 0.01799152892
          },
          {
            "average": 1,
            "count": 1268824,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1268824,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.681003827,
            "count": 1268824,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4660877447,
            "variance": 0.2172377858
          },
          {
            "average": 20.05088407,
            "count": 1268824,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.718308342,
            "variance": 2.952583559
          },
          {
            "average": 1.014756972,
            "count": 1268824,
            "maximum": 4,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.1236953942,
            "variance": 0.01530055056
          },
          {
            "average": 1.361722351,
            "count": 1268824,
            "maximum": 3,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.5062684706,
            "variance": 0.2563077643
          },
          {
            "average": 277825526.9,
            "count": 1268824,
            "maximum": 277826776.4,
            "minimum": 277825283.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 411.072894,
            "variance": 168980.9241
          },
          {
            "average": 0,
            "count": 1268824,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1268824,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1268824,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1268824,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1268824,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          501000.0023,
          4338137.572,
          -0.3509583967,
          502000.0023,
          4338839.872,
          4.449041603
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                501000.00233448134,
                4338137.572070805,
                -0.350958396686863
              ],
              [
                501000.00233448134,
                4338839.872070806,
                -0.350958396686863
              ],
              [
                502000.00233448134,
                4338839.872070806,
                4.449041603313137
              ],
              [
                502000.00233448134,
                4338137.572070805,
                4.449041603313137
              ],
              [
                501000.00233448134,
                4338137.572070805,
                -0.350958396686863
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T15:52:56+00:00",
        "end_time": "2020-07-03T15:28:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ0138.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ0138.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ0138.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ0138.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.98842009,
            39.19248602,
            -0.3509583967,
            -74.97683813,
            39.1988162,
            4.449041603
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.98842008817034,
                  39.19248774148173,
                  -0.350958396686863
                ],
                [
                  -74.98841904933843,
                  39.19881620456485,
                  -0.350958396686863
                ],
                [
                  -74.97683812637558,
                  39.19881447787615,
                  4.449041603313137
                ],
                [
                  -74.97684020403676,
                  39.19248601517988,
                  4.449041603313137
                ],
                [
                  -74.98842008817034,
                  39.19248774148173,
                  -0.350958396686863
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ0138.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ0138.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T15:52:56Z",
            "pc:count": 1268824,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 501525.6576,
                "count": 1268824,
                "maximum": 502000.0023,
                "minimum": 501000.0023,
                "name": "X",
                "position": 0,
                "stddev": 311.9600086,
                "variance": 97319.04697
              },
              {
                "average": 4338401.073,
                "count": 1268824,
                "maximum": 4338839.872,
                "minimum": 4338137.572,
                "name": "Y",
                "position": 1,
                "stddev": 130.0731261,
                "variance": 16919.01814
              },
              {
                "average": 1.127086974,
                "count": 1268824,
                "maximum": 4.449041603,
                "minimum": -0.3509583967,
                "name": "Z",
                "position": 2,
                "stddev": 0.4485767806,
                "variance": 0.2012211281
              },
              {
                "average": 5052.002239,
                "count": 1268824,
                "maximum": 41602,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2694.318739,
                "variance": 7259353.469
              },
              {
                "average": 1.008101991,
                "count": 1268824,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.09276521917,
                "variance": 0.008605385887
              },
              {
                "average": 1.016464064,
                "count": 1268824,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.1341325051,
                "variance": 0.01799152892
              },
              {
                "average": 1,
                "count": 1268824,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1268824,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.681003827,
                "count": 1268824,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4660877447,
                "variance": 0.2172377858
              },
              {
                "average": 20.05088407,
                "count": 1268824,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.718308342,
                "variance": 2.952583559
              },
              {
                "average": 1.014756972,
                "count": 1268824,
                "maximum": 4,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.1236953942,
                "variance": 0.01530055056
              },
              {
                "average": 1.361722351,
                "count": 1268824,
                "maximum": 3,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.5062684706,
                "variance": 0.2563077643
              },
              {
                "average": 277825526.9,
                "count": 1268824,
                "maximum": 277826776.4,
                "minimum": 277825283.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 411.072894,
                "variance": 168980.9241
              },
              {
                "average": 0,
                "count": 1268824,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1268824,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1268824,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1268824,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1268824,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              501000.0023,
              4338137.572,
              -0.3509583967,
              502000.0023,
              4338839.872,
              4.449041603
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    501000.00233448134,
                    4338137.572070805,
                    -0.350958396686863
                  ],
                  [
                    501000.00233448134,
                    4338839.872070806,
                    -0.350958396686863
                  ],
                  [
                    502000.00233448134,
                    4338839.872070806,
                    4.449041603313137
                  ],
                  [
                    502000.00233448134,
                    4338137.572070805,
                    4.449041603313137
                  ],
                  [
                    501000.00233448134,
                    4338137.572070805,
                    -0.350958396686863
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T15:52:56+00:00",
            "end_time": "2020-07-03T15:28:03+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": "20200702_USGS_NJ_18SWJ0835.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.89769743957316,
              39.1709205455853,
              -0.934677856725447
            ],
            [
              -74.89769416370002,
              39.173181424601054,
              -0.934677856725447
            ],
            [
              -74.89580947715308,
              39.17317975474495,
              3.405322143274553
            ],
            [
              -74.89581281337436,
              39.170918875862874,
              3.405322143274553
            ],
            [
              -74.89769743957316,
              39.1709205455853,
              -0.934677856725447
            ]
          ]
        ]
      },
      "bbox": [
        -74.89769744,
        39.17091888,
        -0.9346778567,
        -74.89580948,
        39.17318142,
        3.405322143
      ],
      "properties": {
        "datetime": "2020-07-03T15:51:09Z",
        "pc:count": 69458,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 508922.7783,
            "count": 69458,
            "maximum": 509000.0067,
            "minimum": 508837.2067,
            "name": "X",
            "position": 0,
            "stddev": 42.40075007,
            "variance": 1797.823606
          },
          {
            "average": 4335894.078,
            "count": 69458,
            "maximum": 4335999.982,
            "minimum": 4335749.082,
            "name": "Y",
            "position": 1,
            "stddev": 61.48277263,
            "variance": 3780.13133
          },
          {
            "average": 0.7708653492,
            "count": 69458,
            "maximum": 3.405322143,
            "minimum": -0.9346778567,
            "name": "Z",
            "position": 2,
            "stddev": 0.9821086862,
            "variance": 0.9645374715
          },
          {
            "average": 3200.794394,
            "count": 69458,
            "maximum": 14614,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 1933.634293,
            "variance": 3738941.579
          },
          {
            "average": 1.058841314,
            "count": 69458,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.2382476891,
            "variance": 0.05676196134
          },
          {
            "average": 1.123110369,
            "count": 69458,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.3349886411,
            "variance": 0.1122173897
          },
          {
            "average": 1,
            "count": 69458,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69458,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.649558006,
            "count": 69458,
            "maximum": 2,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 0.4771118109,
            "variance": 0.2276356801
          },
          {
            "average": 18.55227935,
            "count": 69458,
            "maximum": 22.00200081,
            "minimum": 16.99799919,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.16322784,
            "variance": 1.353099007
          },
          {
            "average": 1.077442483,
            "count": 69458,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.2704002065,
            "variance": 0.07311627169
          },
          {
            "average": 1.000979009,
            "count": 69458,
            "maximum": 2,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.03127402309,
            "variance": 0.0009780645204
          },
          {
            "average": 277753217.7,
            "count": 69458,
            "maximum": 277826669.3,
            "minimum": 277746809.2,
            "name": "GpsTime",
            "position": 12,
            "stddev": 21641.47157,
            "variance": 468353291.7
          },
          {
            "average": 0,
            "count": 69458,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69458,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69458,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69458,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 69458,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          508837.2067,
          4335749.082,
          -0.9346778567,
          509000.0067,
          4335999.982,
          3.405322143
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                508837.20673899935,
                4335749.081787728,
                -0.934677856725447
              ],
              [
                508837.20673899935,
                4335999.981787728,
                -0.934677856725447
              ],
              [
                509000.0067389994,
                4335999.981787728,
                3.405322143274553
              ],
              [
                509000.0067389994,
                4335749.081787728,
                3.405322143274553
              ],
              [
                508837.20673899935,
                4335749.081787728,
                -0.934677856725447
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T15:51:09+00:00",
        "end_time": "2020-07-02T17:40:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ0835.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ0835.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ0835.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0835.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.89769744,
            39.17091888,
            -0.9346778567,
            -74.89580948,
            39.17318142,
            3.405322143
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.89769743957316,
                  39.1709205455853,
                  -0.934677856725447
                ],
                [
                  -74.89769416370002,
                  39.173181424601054,
                  -0.934677856725447
                ],
                [
                  -74.89580947715308,
                  39.17317975474495,
                  3.405322143274553
                ],
                [
                  -74.89581281337436,
                  39.170918875862874,
                  3.405322143274553
                ],
                [
                  -74.89769743957316,
                  39.1709205455853,
                  -0.934677856725447
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ0835.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ0835.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T15:51:09Z",
            "pc:count": 69458,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 508922.7783,
                "count": 69458,
                "maximum": 509000.0067,
                "minimum": 508837.2067,
                "name": "X",
                "position": 0,
                "stddev": 42.40075007,
                "variance": 1797.823606
              },
              {
                "average": 4335894.078,
                "count": 69458,
                "maximum": 4335999.982,
                "minimum": 4335749.082,
                "name": "Y",
                "position": 1,
                "stddev": 61.48277263,
                "variance": 3780.13133
              },
              {
                "average": 0.7708653492,
                "count": 69458,
                "maximum": 3.405322143,
                "minimum": -0.9346778567,
                "name": "Z",
                "position": 2,
                "stddev": 0.9821086862,
                "variance": 0.9645374715
              },
              {
                "average": 3200.794394,
                "count": 69458,
                "maximum": 14614,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 1933.634293,
                "variance": 3738941.579
              },
              {
                "average": 1.058841314,
                "count": 69458,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.2382476891,
                "variance": 0.05676196134
              },
              {
                "average": 1.123110369,
                "count": 69458,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.3349886411,
                "variance": 0.1122173897
              },
              {
                "average": 1,
                "count": 69458,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69458,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.649558006,
                "count": 69458,
                "maximum": 2,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 0.4771118109,
                "variance": 0.2276356801
              },
              {
                "average": 18.55227935,
                "count": 69458,
                "maximum": 22.00200081,
                "minimum": 16.99799919,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.16322784,
                "variance": 1.353099007
              },
              {
                "average": 1.077442483,
                "count": 69458,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.2704002065,
                "variance": 0.07311627169
              },
              {
                "average": 1.000979009,
                "count": 69458,
                "maximum": 2,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.03127402309,
                "variance": 0.0009780645204
              },
              {
                "average": 277753217.7,
                "count": 69458,
                "maximum": 277826669.3,
                "minimum": 277746809.2,
                "name": "GpsTime",
                "position": 12,
                "stddev": 21641.47157,
                "variance": 468353291.7
              },
              {
                "average": 0,
                "count": 69458,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69458,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69458,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69458,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 69458,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              508837.2067,
              4335749.082,
              -0.9346778567,
              509000.0067,
              4335999.982,
              3.405322143
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    508837.20673899935,
                    4335749.081787728,
                    -0.934677856725447
                  ],
                  [
                    508837.20673899935,
                    4335999.981787728,
                    -0.934677856725447
                  ],
                  [
                    509000.0067389994,
                    4335999.981787728,
                    3.405322143274553
                  ],
                  [
                    509000.0067389994,
                    4335749.081787728,
                    3.405322143274553
                  ],
                  [
                    508837.20673899935,
                    4335749.081787728,
                    -0.934677856725447
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T15:51:09+00:00",
            "end_time": "2020-07-02T17:40:09+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": "20200702_USGS_NJ_18SWJ2022.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.76887869828153,
              39.046840655527106,
              -2.849756907657202
            ],
            [
              -74.76884932570229,
              39.05585203994866,
              -2.849756907657202
            ],
            [
              -74.75729189104135,
              39.05582856119245,
              46.410243092342796
            ],
            [
              -74.75732273220265,
              39.04681718426872,
              46.410243092342796
            ],
            [
              -74.76887869828153,
              39.046840655527106,
              -2.849756907657202
            ]
          ]
        ]
      },
      "bbox": [
        -74.7688787,
        39.04681718,
        -2.849756908,
        -74.75729189,
        39.05585204,
        46.41024309
      ],
      "properties": {
        "datetime": "2020-07-03T19:11:09Z",
        "pc:count": 6466024,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 520580.1962,
            "count": 6466024,
            "maximum": 521000.008,
            "minimum": 520000.008,
            "name": "X",
            "position": 0,
            "stddev": 267.1436896,
            "variance": 71365.75088
          },
          {
            "average": 4322515.839,
            "count": 6466024,
            "maximum": 4322999.993,
            "minimum": 4321999.973,
            "name": "Y",
            "position": 1,
            "stddev": 285.804725,
            "variance": 81684.34086
          },
          {
            "average": 4.66469691,
            "count": 6466024,
            "maximum": 46.41024309,
            "minimum": -2.849756908,
            "name": "Z",
            "position": 2,
            "stddev": 3.477110674,
            "variance": 12.09029864
          },
          {
            "average": 5759.929585,
            "count": 6466024,
            "maximum": 65535,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 7201.212374,
            "variance": 51857459.66
          },
          {
            "average": 1.528712235,
            "count": 6466024,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8730814703,
            "variance": 0.7622712537
          },
          {
            "average": 2.083075473,
            "count": 6466024,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.240064077,
            "variance": 1.537758915
          },
          {
            "average": 1,
            "count": 6466024,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6466024,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1.557679959,
            "count": 6466024,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 2.680613761,
            "variance": 7.185690135
          },
          {
            "average": 20.17753173,
            "count": 6466024,
            "maximum": 24,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.782837887,
            "variance": 3.178510931
          },
          {
            "average": 1.571126244,
            "count": 6466024,
            "maximum": 11,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.9354596989,
            "variance": 0.8750848483
          },
          {
            "average": 4.524319273,
            "count": 6466024,
            "maximum": 29,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 8.01036552,
            "variance": 64.16595577
          },
          {
            "average": 277765790.1,
            "count": 6466024,
            "maximum": 277838669.3,
            "minimum": 277737332.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 42866.33899,
            "variance": 1837523019
          },
          {
            "average": 0,
            "count": 6466024,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6466024,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6466024,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6466024,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6466024,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          520000.008,
          4321999.973,
          -2.849756908,
          521000.008,
          4322999.993,
          46.41024309
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                520000.0079833562,
                4321999.973324546,
                -2.849756907657202
              ],
              [
                520000.0079833562,
                4322999.993324545,
                -2.849756907657202
              ],
              [
                521000.0079833562,
                4322999.993324545,
                46.410243092342796
              ],
              [
                521000.0079833562,
                4321999.973324546,
                46.410243092342796
              ],
              [
                520000.0079833562,
                4321999.973324546,
                -2.849756907657202
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T19:11:09+00:00",
        "end_time": "2020-07-02T15:02:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ2022.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ2022.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ2022.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2022.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.7688787,
            39.04681718,
            -2.849756908,
            -74.75729189,
            39.05585204,
            46.41024309
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.76887869828153,
                  39.046840655527106,
                  -2.849756907657202
                ],
                [
                  -74.76884932570229,
                  39.05585203994866,
                  -2.849756907657202
                ],
                [
                  -74.75729189104135,
                  39.05582856119245,
                  46.410243092342796
                ],
                [
                  -74.75732273220265,
                  39.04681718426872,
                  46.410243092342796
                ],
                [
                  -74.76887869828153,
                  39.046840655527106,
                  -2.849756907657202
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ2022.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2022.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T19:11:09Z",
            "pc:count": 6466024,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 520580.1962,
                "count": 6466024,
                "maximum": 521000.008,
                "minimum": 520000.008,
                "name": "X",
                "position": 0,
                "stddev": 267.1436896,
                "variance": 71365.75088
              },
              {
                "average": 4322515.839,
                "count": 6466024,
                "maximum": 4322999.993,
                "minimum": 4321999.973,
                "name": "Y",
                "position": 1,
                "stddev": 285.804725,
                "variance": 81684.34086
              },
              {
                "average": 4.66469691,
                "count": 6466024,
                "maximum": 46.41024309,
                "minimum": -2.849756908,
                "name": "Z",
                "position": 2,
                "stddev": 3.477110674,
                "variance": 12.09029864
              },
              {
                "average": 5759.929585,
                "count": 6466024,
                "maximum": 65535,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 7201.212374,
                "variance": 51857459.66
              },
              {
                "average": 1.528712235,
                "count": 6466024,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8730814703,
                "variance": 0.7622712537
              },
              {
                "average": 2.083075473,
                "count": 6466024,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.240064077,
                "variance": 1.537758915
              },
              {
                "average": 1,
                "count": 6466024,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6466024,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1.557679959,
                "count": 6466024,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 2.680613761,
                "variance": 7.185690135
              },
              {
                "average": 20.17753173,
                "count": 6466024,
                "maximum": 24,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.782837887,
                "variance": 3.178510931
              },
              {
                "average": 1.571126244,
                "count": 6466024,
                "maximum": 11,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.9354596989,
                "variance": 0.8750848483
              },
              {
                "average": 4.524319273,
                "count": 6466024,
                "maximum": 29,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 8.01036552,
                "variance": 64.16595577
              },
              {
                "average": 277765790.1,
                "count": 6466024,
                "maximum": 277838669.3,
                "minimum": 277737332.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 42866.33899,
                "variance": 1837523019
              },
              {
                "average": 0,
                "count": 6466024,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6466024,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6466024,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6466024,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6466024,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              520000.008,
              4321999.973,
              -2.849756908,
              521000.008,
              4322999.993,
              46.41024309
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    520000.0079833562,
                    4321999.973324546,
                    -2.849756907657202
                  ],
                  [
                    520000.0079833562,
                    4322999.993324545,
                    -2.849756907657202
                  ],
                  [
                    521000.0079833562,
                    4322999.993324545,
                    46.410243092342796
                  ],
                  [
                    521000.0079833562,
                    4321999.973324546,
                    46.410243092342796
                  ],
                  [
                    520000.0079833562,
                    4321999.973324546,
                    -2.849756907657202
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T19:11:09+00:00",
            "end_time": "2020-07-02T15:02:12+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": "20200702_USGS_NJ_18SWJ2429.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.7224079760594,
              39.109817934344306,
              -3.278090663013034
            ],
            [
              -74.72237261918768,
              39.118829008409044,
              -3.278090663013034
            ],
            [
              -74.71080471430315,
              39.118800885227884,
              18.72190933698697
            ],
            [
              -74.71084154434124,
              39.10978982013966,
              18.72190933698697
            ],
            [
              -74.7224079760594,
              39.109817934344306,
              -3.278090663013034
            ]
          ]
        ]
      },
      "bbox": [
        -74.72240798,
        39.10978982,
        -3.278090663,
        -74.71080471,
        39.11882901,
        18.72190934
      ],
      "properties": {
        "datetime": "2020-07-03T16:37:21Z",
        "pc:count": 3413455,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 524490.9405,
            "count": 3413455,
            "maximum": 525000.0183,
            "minimum": 523999.9983,
            "name": "X",
            "position": 0,
            "stddev": 273.5183884,
            "variance": 74812.30878
          },
          {
            "average": 4329343.383,
            "count": 3413455,
            "maximum": 4329999.987,
            "minimum": 4328999.987,
            "name": "Y",
            "position": 1,
            "stddev": 215.8945661,
            "variance": 46610.46367
          },
          {
            "average": 2.274207736,
            "count": 3413455,
            "maximum": 18.72190934,
            "minimum": -3.278090663,
            "name": "Z",
            "position": 2,
            "stddev": 2.864065386,
            "variance": 8.202870537
          },
          {
            "average": 5240.247675,
            "count": 3413455,
            "maximum": 65535,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 5539.891245,
            "variance": 30690395.01
          },
          {
            "average": 1.275678748,
            "count": 3413455,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6896851385,
            "variance": 0.4756655903
          },
          {
            "average": 1.56447734,
            "count": 3413455,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.058028711,
            "variance": 1.119424753
          },
          {
            "average": 1,
            "count": 3413455,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3413455,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.083052215,
            "count": 3413455,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 3.897370329,
            "variance": 15.18949548
          },
          {
            "average": 20.11554759,
            "count": 3413455,
            "maximum": 25.00200081,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.855700694,
            "variance": 3.443625067
          },
          {
            "average": 1.315320987,
            "count": 3413455,
            "maximum": 10,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.7390658807,
            "variance": 0.5462183761
          },
          {
            "average": 3.392772133,
            "count": 3413455,
            "maximum": 6,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.435404232,
            "variance": 2.060385309
          },
          {
            "average": 277826955.5,
            "count": 3413455,
            "maximum": 277829441.5,
            "minimum": 277737225.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 11539.06976,
            "variance": 133150131
          },
          {
            "average": 0,
            "count": 3413455,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3413455,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3413455,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3413455,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3413455,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          523999.9983,
          4328999.987,
          -3.278090663,
          525000.0183,
          4329999.987,
          18.72190934
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                523999.99828749825,
                4328999.986947107,
                -3.278090663013034
              ],
              [
                523999.99828749825,
                4329999.986947107,
                -3.278090663013034
              ],
              [
                525000.0182874983,
                4329999.986947107,
                18.72190933698697
              ],
              [
                525000.0182874983,
                4328999.986947107,
                18.72190933698697
              ],
              [
                523999.99828749825,
                4328999.986947107,
                -3.278090663013034
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T16:37:21+00:00",
        "end_time": "2020-07-02T15:00:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ2429.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ2429.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ2429.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2429.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.72240798,
            39.10978982,
            -3.278090663,
            -74.71080471,
            39.11882901,
            18.72190934
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.7224079760594,
                  39.109817934344306,
                  -3.278090663013034
                ],
                [
                  -74.72237261918768,
                  39.118829008409044,
                  -3.278090663013034
                ],
                [
                  -74.71080471430315,
                  39.118800885227884,
                  18.72190933698697
                ],
                [
                  -74.71084154434124,
                  39.10978982013966,
                  18.72190933698697
                ],
                [
                  -74.7224079760594,
                  39.109817934344306,
                  -3.278090663013034
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ2429.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2429.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T16:37:21Z",
            "pc:count": 3413455,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 524490.9405,
                "count": 3413455,
                "maximum": 525000.0183,
                "minimum": 523999.9983,
                "name": "X",
                "position": 0,
                "stddev": 273.5183884,
                "variance": 74812.30878
              },
              {
                "average": 4329343.383,
                "count": 3413455,
                "maximum": 4329999.987,
                "minimum": 4328999.987,
                "name": "Y",
                "position": 1,
                "stddev": 215.8945661,
                "variance": 46610.46367
              },
              {
                "average": 2.274207736,
                "count": 3413455,
                "maximum": 18.72190934,
                "minimum": -3.278090663,
                "name": "Z",
                "position": 2,
                "stddev": 2.864065386,
                "variance": 8.202870537
              },
              {
                "average": 5240.247675,
                "count": 3413455,
                "maximum": 65535,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 5539.891245,
                "variance": 30690395.01
              },
              {
                "average": 1.275678748,
                "count": 3413455,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6896851385,
                "variance": 0.4756655903
              },
              {
                "average": 1.56447734,
                "count": 3413455,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.058028711,
                "variance": 1.119424753
              },
              {
                "average": 1,
                "count": 3413455,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3413455,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.083052215,
                "count": 3413455,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 3.897370329,
                "variance": 15.18949548
              },
              {
                "average": 20.11554759,
                "count": 3413455,
                "maximum": 25.00200081,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.855700694,
                "variance": 3.443625067
              },
              {
                "average": 1.315320987,
                "count": 3413455,
                "maximum": 10,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.7390658807,
                "variance": 0.5462183761
              },
              {
                "average": 3.392772133,
                "count": 3413455,
                "maximum": 6,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.435404232,
                "variance": 2.060385309
              },
              {
                "average": 277826955.5,
                "count": 3413455,
                "maximum": 277829441.5,
                "minimum": 277737225.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 11539.06976,
                "variance": 133150131
              },
              {
                "average": 0,
                "count": 3413455,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3413455,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3413455,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3413455,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3413455,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              523999.9983,
              4328999.987,
              -3.278090663,
              525000.0183,
              4329999.987,
              18.72190934
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    523999.99828749825,
                    4328999.986947107,
                    -3.278090663013034
                  ],
                  [
                    523999.99828749825,
                    4329999.986947107,
                    -3.278090663013034
                  ],
                  [
                    525000.0182874983,
                    4329999.986947107,
                    18.72190933698697
                  ],
                  [
                    525000.0182874983,
                    4328999.986947107,
                    18.72190933698697
                  ],
                  [
                    523999.99828749825,
                    4328999.986947107,
                    -3.278090663013034
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T16:37:21+00:00",
            "end_time": "2020-07-02T15:00:25+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": "20200702_USGS_NJ_18SWJ2427.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.72247851720158,
              39.09179572778641,
              -4.048198713321447
            ],
            [
              -74.72244319198856,
              39.100806829840685,
              -4.048198713321447
            ],
            [
              -74.71087846407393,
              39.10077872517143,
              24.911801286678553
            ],
            [
              -74.71091526110416,
              39.09176763208897,
              24.911801286678553
            ],
            [
              -74.72247851720158,
              39.09179572778641,
              -4.048198713321447
            ]
          ]
        ]
      },
      "bbox": [
        -74.72247852,
        39.09176763,
        -4.048198713,
        -74.71087846,
        39.10080683,
        24.91180129
      ],
      "properties": {
        "datetime": "2020-07-03T16:09:31Z",
        "pc:count": 5929780,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 524414.7707,
            "count": 5929780,
            "maximum": 525000.0091,
            "minimum": 524000.0091,
            "name": "X",
            "position": 0,
            "stddev": 265.1598487,
            "variance": 70309.74539
          },
          {
            "average": 4327566.726,
            "count": 5929780,
            "maximum": 4327999.985,
            "minimum": 4326999.985,
            "name": "Y",
            "position": 1,
            "stddev": 277.0647125,
            "variance": 76764.85492
          },
          {
            "average": 4.393769727,
            "count": 5929780,
            "maximum": 24.91180129,
            "minimum": -4.048198713,
            "name": "Z",
            "position": 2,
            "stddev": 3.526541385,
            "variance": 12.43649414
          },
          {
            "average": 5717.154898,
            "count": 5929780,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 6887.660685,
            "variance": 47439869.71
          },
          {
            "average": 1.472120045,
            "count": 5929780,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8382352289,
            "variance": 0.702638299
          },
          {
            "average": 1.967152913,
            "count": 5929780,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.215502359,
            "variance": 1.477445985
          },
          {
            "average": 1,
            "count": 5929780,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5929780,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.899797969,
            "count": 5929780,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 6.396822271,
            "variance": 40.91933517
          },
          {
            "average": 20.01057327,
            "count": 5929780,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.785845036,
            "variance": 3.189242491
          },
          {
            "average": 1.561026041,
            "count": 5929780,
            "maximum": 11,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.9033850343,
            "variance": 0.8161045201
          },
          {
            "average": 2.477201009,
            "count": 5929780,
            "maximum": 5,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.131213852,
            "variance": 1.279644779
          },
          {
            "average": 277743348.7,
            "count": 5929780,
            "maximum": 277827771.6,
            "minimum": 277737241.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 21256.0149,
            "variance": 451818169.3
          },
          {
            "average": 0,
            "count": 5929780,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5929780,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5929780,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5929780,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5929780,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          524000.0091,
          4326999.985,
          -4.048198713,
          525000.0091,
          4327999.985,
          24.91180129
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                524000.00911046064,
                4326999.985155351,
                -4.048198713321447
              ],
              [
                524000.00911046064,
                4327999.985155351,
                -4.048198713321447
              ],
              [
                525000.0091104606,
                4327999.985155351,
                24.911801286678553
              ],
              [
                525000.0091104606,
                4326999.985155351,
                24.911801286678553
              ],
              [
                524000.00911046064,
                4326999.985155351,
                -4.048198713321447
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T16:09:31+00:00",
        "end_time": "2020-07-02T15:00:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ2427.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ2427.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ2427.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2427.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.72247852,
            39.09176763,
            -4.048198713,
            -74.71087846,
            39.10080683,
            24.91180129
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.72247851720158,
                  39.09179572778641,
                  -4.048198713321447
                ],
                [
                  -74.72244319198856,
                  39.100806829840685,
                  -4.048198713321447
                ],
                [
                  -74.71087846407393,
                  39.10077872517143,
                  24.911801286678553
                ],
                [
                  -74.71091526110416,
                  39.09176763208897,
                  24.911801286678553
                ],
                [
                  -74.72247851720158,
                  39.09179572778641,
                  -4.048198713321447
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ2427.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ2427.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T16:09:31Z",
            "pc:count": 5929780,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 524414.7707,
                "count": 5929780,
                "maximum": 525000.0091,
                "minimum": 524000.0091,
                "name": "X",
                "position": 0,
                "stddev": 265.1598487,
                "variance": 70309.74539
              },
              {
                "average": 4327566.726,
                "count": 5929780,
                "maximum": 4327999.985,
                "minimum": 4326999.985,
                "name": "Y",
                "position": 1,
                "stddev": 277.0647125,
                "variance": 76764.85492
              },
              {
                "average": 4.393769727,
                "count": 5929780,
                "maximum": 24.91180129,
                "minimum": -4.048198713,
                "name": "Z",
                "position": 2,
                "stddev": 3.526541385,
                "variance": 12.43649414
              },
              {
                "average": 5717.154898,
                "count": 5929780,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 6887.660685,
                "variance": 47439869.71
              },
              {
                "average": 1.472120045,
                "count": 5929780,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8382352289,
                "variance": 0.702638299
              },
              {
                "average": 1.967152913,
                "count": 5929780,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.215502359,
                "variance": 1.477445985
              },
              {
                "average": 1,
                "count": 5929780,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5929780,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.899797969,
                "count": 5929780,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 6.396822271,
                "variance": 40.91933517
              },
              {
                "average": 20.01057327,
                "count": 5929780,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.785845036,
                "variance": 3.189242491
              },
              {
                "average": 1.561026041,
                "count": 5929780,
                "maximum": 11,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.9033850343,
                "variance": 0.8161045201
              },
              {
                "average": 2.477201009,
                "count": 5929780,
                "maximum": 5,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.131213852,
                "variance": 1.279644779
              },
              {
                "average": 277743348.7,
                "count": 5929780,
                "maximum": 277827771.6,
                "minimum": 277737241.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 21256.0149,
                "variance": 451818169.3
              },
              {
                "average": 0,
                "count": 5929780,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5929780,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5929780,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5929780,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5929780,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              524000.0091,
              4326999.985,
              -4.048198713,
              525000.0091,
              4327999.985,
              24.91180129
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    524000.00911046064,
                    4326999.985155351,
                    -4.048198713321447
                  ],
                  [
                    524000.00911046064,
                    4327999.985155351,
                    -4.048198713321447
                  ],
                  [
                    525000.0091104606,
                    4327999.985155351,
                    24.911801286678553
                  ],
                  [
                    525000.0091104606,
                    4326999.985155351,
                    24.911801286678553
                  ],
                  [
                    524000.00911046064,
                    4326999.985155351,
                    -4.048198713321447
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T16:09:31+00:00",
            "end_time": "2020-07-02T15:00:41+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200702_USGS_NJ_18SWJ1921.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.78046270650653,
              39.03785185158586,
              -2.766634422482477
            ],
            [
              -74.78043481558956,
              39.04686307689442,
              -2.766634422482477
            ],
            [
              -74.76887860521978,
              39.04684075010528,
              18.553365577517525
            ],
            [
              -74.7689079640675,
              39.03782953192703,
              18.553365577517525
            ],
            [
              -74.78046270650653,
              39.03785185158586,
              -2.766634422482477
            ]
          ]
        ]
      },
      "bbox": [
        -74.78046271,
        39.03782953,
        -2.766634422,
        -74.76887861,
        39.04686308,
        18.55336558
      ],
      "properties": {
        "datetime": "2020-07-03T16:25:14Z",
        "pc:count": 3841035,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 519653.2556,
            "count": 3841035,
            "maximum": 520000.016,
            "minimum": 518999.996,
            "name": "X",
            "position": 0,
            "stddev": 246.6322169,
            "variance": 60827.45042
          },
          {
            "average": 4321434.257,
            "count": 3841035,
            "maximum": 4321999.984,
            "minimum": 4320999.984,
            "name": "Y",
            "position": 1,
            "stddev": 273.3510906,
            "variance": 74720.81875
          },
          {
            "average": 2.492972277,
            "count": 3841035,
            "maximum": 18.55336558,
            "minimum": -2.766634422,
            "name": "Z",
            "position": 2,
            "stddev": 3.525530338,
            "variance": 12.42936416
          },
          {
            "average": 3826.519552,
            "count": 3841035,
            "maximum": 65535,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 4981.414343,
            "variance": 24814488.86
          },
          {
            "average": 1.375494886,
            "count": 3841035,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8048261147,
            "variance": 0.6477450749
          },
          {
            "average": 1.760716057,
            "count": 3841035,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.214123526,
            "variance": 1.474095935
          },
          {
            "average": 1,
            "count": 3841035,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3841035,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 6.124631772,
            "count": 3841035,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 10.392885,
            "variance": 108.0120587
          },
          {
            "average": 20.07879052,
            "count": 3841035,
            "maximum": 24,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.85960741,
            "variance": 3.45813972
          },
          {
            "average": 1.571708146,
            "count": 3841035,
            "maximum": 11,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.8762800087,
            "variance": 0.7678666537
          },
          {
            "average": 1.696865819,
            "count": 3841035,
            "maximum": 4,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0.7724582041,
            "variance": 0.5966916771
          },
          {
            "average": 277772262.1,
            "count": 3841035,
            "maximum": 277828714.3,
            "minimum": 277737352.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 43759.73152,
            "variance": 1914914103
          },
          {
            "average": 0,
            "count": 3841035,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3841035,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3841035,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3841035,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3841035,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          518999.996,
          4320999.984,
          -2.766634422,
          520000.016,
          4321999.984,
          18.55336558
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                518999.99600976356,
                4320999.983840553,
                -2.766634422482477
              ],
              [
                518999.99600976356,
                4321999.983840553,
                -2.766634422482477
              ],
              [
                520000.0160097636,
                4321999.983840553,
                18.553365577517525
              ],
              [
                520000.0160097636,
                4320999.983840553,
                18.553365577517525
              ],
              [
                518999.99600976356,
                4320999.983840553,
                -2.766634422482477
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T16:25:14+00:00",
        "end_time": "2020-07-02T15:02:32+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1921.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1921.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1921.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1921.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.78046271,
            39.03782953,
            -2.766634422,
            -74.76887861,
            39.04686308,
            18.55336558
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.78046270650653,
                  39.03785185158586,
                  -2.766634422482477
                ],
                [
                  -74.78043481558956,
                  39.04686307689442,
                  -2.766634422482477
                ],
                [
                  -74.76887860521978,
                  39.04684075010528,
                  18.553365577517525
                ],
                [
                  -74.7689079640675,
                  39.03782953192703,
                  18.553365577517525
                ],
                [
                  -74.78046270650653,
                  39.03785185158586,
                  -2.766634422482477
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1921.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1921.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T16:25:14Z",
            "pc:count": 3841035,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 519653.2556,
                "count": 3841035,
                "maximum": 520000.016,
                "minimum": 518999.996,
                "name": "X",
                "position": 0,
                "stddev": 246.6322169,
                "variance": 60827.45042
              },
              {
                "average": 4321434.257,
                "count": 3841035,
                "maximum": 4321999.984,
                "minimum": 4320999.984,
                "name": "Y",
                "position": 1,
                "stddev": 273.3510906,
                "variance": 74720.81875
              },
              {
                "average": 2.492972277,
                "count": 3841035,
                "maximum": 18.55336558,
                "minimum": -2.766634422,
                "name": "Z",
                "position": 2,
                "stddev": 3.525530338,
                "variance": 12.42936416
              },
              {
                "average": 3826.519552,
                "count": 3841035,
                "maximum": 65535,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 4981.414343,
                "variance": 24814488.86
              },
              {
                "average": 1.375494886,
                "count": 3841035,
                "maximum": 5,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8048261147,
                "variance": 0.6477450749
              },
              {
                "average": 1.760716057,
                "count": 3841035,
                "maximum": 5,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.214123526,
                "variance": 1.474095935
              },
              {
                "average": 1,
                "count": 3841035,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3841035,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 6.124631772,
                "count": 3841035,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 10.392885,
                "variance": 108.0120587
              },
              {
                "average": 20.07879052,
                "count": 3841035,
                "maximum": 24,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.85960741,
                "variance": 3.45813972
              },
              {
                "average": 1.571708146,
                "count": 3841035,
                "maximum": 11,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.8762800087,
                "variance": 0.7678666537
              },
              {
                "average": 1.696865819,
                "count": 3841035,
                "maximum": 4,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0.7724582041,
                "variance": 0.5966916771
              },
              {
                "average": 277772262.1,
                "count": 3841035,
                "maximum": 277828714.3,
                "minimum": 277737352.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 43759.73152,
                "variance": 1914914103
              },
              {
                "average": 0,
                "count": 3841035,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3841035,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3841035,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3841035,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3841035,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              518999.996,
              4320999.984,
              -2.766634422,
              520000.016,
              4321999.984,
              18.55336558
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    518999.99600976356,
                    4320999.983840553,
                    -2.766634422482477
                  ],
                  [
                    518999.99600976356,
                    4321999.983840553,
                    -2.766634422482477
                  ],
                  [
                    520000.0160097636,
                    4321999.983840553,
                    18.553365577517525
                  ],
                  [
                    520000.0160097636,
                    4320999.983840553,
                    18.553365577517525
                  ],
                  [
                    518999.99600976356,
                    4320999.983840553,
                    -2.766634422482477
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T16:25:14+00:00",
            "end_time": "2020-07-02T15:02:32+00:00",
            "license": "CC-BY-1.0"
          },
          "stac_extensions": [
            "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json",
            "https://stac-extensions.github.io/projection/v1.1.0/schema.json"
          ],
          "stac_version": "1.0.0"
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20200703_USGS_NJ_18SWJ1622.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.81510262940499,
              39.046923179348624,
              -3.005526463126662
            ],
            [
              -74.81507913167796,
              39.05593440987948,
              -3.005526463126662
            ],
            [
              -74.80352164833134,
              39.05591551225699,
              1.474473536873338
            ],
            [
              -74.80354661463494,
              39.046904287760896,
              1.474473536873338
            ],
            [
              -74.81510262940499,
              39.046923179348624,
              -3.005526463126662
            ]
          ]
        ]
      },
      "bbox": [
        -74.81510263,
        39.04690429,
        -3.005526463,
        -74.80352165,
        39.05593441,
        1.474473537
      ],
      "properties": {
        "datetime": "2020-07-03T18:06:30Z",
        "pc:count": 3864089,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 516490.1061,
            "count": 3864089,
            "maximum": 517000.013,
            "minimum": 516000.013,
            "name": "X",
            "position": 0,
            "stddev": 286.787024,
            "variance": 82246.79712
          },
          {
            "average": 4322504.224,
            "count": 3864089,
            "maximum": 4322999.983,
            "minimum": 4321999.983,
            "name": "Y",
            "position": 1,
            "stddev": 283.1837371,
            "variance": 80193.02896
          },
          {
            "average": -0.013681811,
            "count": 3864089,
            "maximum": 1.474473537,
            "minimum": -3.005526463,
            "name": "Z",
            "position": 2,
            "stddev": 0.7423447289,
            "variance": 0.5510756966
          },
          {
            "average": 3350.49947,
            "count": 3864089,
            "maximum": 23724,
            "minimum": 7,
            "name": "Intensity",
            "position": 3,
            "stddev": 2291.347737,
            "variance": 5250274.452
          },
          {
            "average": 1.001073474,
            "count": 3864089,
            "maximum": 3,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.03286466139,
            "variance": 0.001080085968
          },
          {
            "average": 1.002249689,
            "count": 3864089,
            "maximum": 3,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.04763898631,
            "variance": 0.002269473017
          },
          {
            "average": 1,
            "count": 3864089,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3864089,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 6.807956028,
            "count": 3864089,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 10.65477359,
            "variance": 113.5242003
          },
          {
            "average": 20.01915453,
            "count": 3864089,
            "maximum": 25.00200081,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.496699822,
            "variance": 2.240110357
          },
          {
            "average": 1.192430092,
            "count": 3864089,
            "maximum": 3,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.3942412375,
            "variance": 0.1554261534
          },
          {
            "average": 15.76649503,
            "count": 3864089,
            "maximum": 19,
            "minimum": 12,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.48523932,
            "variance": 2.205935837
          },
          {
            "average": 277833547.5,
            "count": 3864089,
            "maximum": 277834790,
            "minimum": 277832027.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 613.7754933,
            "variance": 376720.3562
          },
          {
            "average": 0,
            "count": 3864089,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3864089,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3864089,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3864089,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3864089,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          516000.013,
          4321999.983,
          -3.005526463,
          517000.013,
          4322999.983,
          1.474473537
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                516000.0129974972,
                4321999.983095999,
                -3.005526463126662
              ],
              [
                516000.0129974972,
                4322999.983095999,
                -3.005526463126662
              ],
              [
                517000.0129974972,
                4322999.983095999,
                1.474473536873338
              ],
              [
                517000.0129974972,
                4321999.983095999,
                1.474473536873338
              ],
              [
                516000.0129974972,
                4321999.983095999,
                -3.005526463126662
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T18:06:30+00:00",
        "end_time": "2020-07-03T17:20:27+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200703_USGS_NJ_18SWJ1622.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200703_USGS_NJ_18SWJ1622.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200703_USGS_NJ_18SWJ1622.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1622.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.81510263,
            39.04690429,
            -3.005526463,
            -74.80352165,
            39.05593441,
            1.474473537
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.81510262940499,
                  39.046923179348624,
                  -3.005526463126662
                ],
                [
                  -74.81507913167796,
                  39.05593440987948,
                  -3.005526463126662
                ],
                [
                  -74.80352164833134,
                  39.05591551225699,
                  1.474473536873338
                ],
                [
                  -74.80354661463494,
                  39.046904287760896,
                  1.474473536873338
                ],
                [
                  -74.81510262940499,
                  39.046923179348624,
                  -3.005526463126662
                ]
              ]
            ]
          },
          "id": "20200703_USGS_NJ_18SWJ1622.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200703_USGS_NJ_18SWJ1622.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T18:06:30Z",
            "pc:count": 3864089,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 516490.1061,
                "count": 3864089,
                "maximum": 517000.013,
                "minimum": 516000.013,
                "name": "X",
                "position": 0,
                "stddev": 286.787024,
                "variance": 82246.79712
              },
              {
                "average": 4322504.224,
                "count": 3864089,
                "maximum": 4322999.983,
                "minimum": 4321999.983,
                "name": "Y",
                "position": 1,
                "stddev": 283.1837371,
                "variance": 80193.02896
              },
              {
                "average": -0.013681811,
                "count": 3864089,
                "maximum": 1.474473537,
                "minimum": -3.005526463,
                "name": "Z",
                "position": 2,
                "stddev": 0.7423447289,
                "variance": 0.5510756966
              },
              {
                "average": 3350.49947,
                "count": 3864089,
                "maximum": 23724,
                "minimum": 7,
                "name": "Intensity",
                "position": 3,
                "stddev": 2291.347737,
                "variance": 5250274.452
              },
              {
                "average": 1.001073474,
                "count": 3864089,
                "maximum": 3,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.03286466139,
                "variance": 0.001080085968
              },
              {
                "average": 1.002249689,
                "count": 3864089,
                "maximum": 3,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.04763898631,
                "variance": 0.002269473017
              },
              {
                "average": 1,
                "count": 3864089,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3864089,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 6.807956028,
                "count": 3864089,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 10.65477359,
                "variance": 113.5242003
              },
              {
                "average": 20.01915453,
                "count": 3864089,
                "maximum": 25.00200081,
                "minimum": 15,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.496699822,
                "variance": 2.240110357
              },
              {
                "average": 1.192430092,
                "count": 3864089,
                "maximum": 3,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.3942412375,
                "variance": 0.1554261534
              },
              {
                "average": 15.76649503,
                "count": 3864089,
                "maximum": 19,
                "minimum": 12,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.48523932,
                "variance": 2.205935837
              },
              {
                "average": 277833547.5,
                "count": 3864089,
                "maximum": 277834790,
                "minimum": 277832027.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 613.7754933,
                "variance": 376720.3562
              },
              {
                "average": 0,
                "count": 3864089,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3864089,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3864089,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3864089,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3864089,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              516000.013,
              4321999.983,
              -3.005526463,
              517000.013,
              4322999.983,
              1.474473537
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    516000.0129974972,
                    4321999.983095999,
                    -3.005526463126662
                  ],
                  [
                    516000.0129974972,
                    4322999.983095999,
                    -3.005526463126662
                  ],
                  [
                    517000.0129974972,
                    4322999.983095999,
                    1.474473536873338
                  ],
                  [
                    517000.0129974972,
                    4321999.983095999,
                    1.474473536873338
                  ],
                  [
                    516000.0129974972,
                    4321999.983095999,
                    -3.005526463126662
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T18:06:30+00:00",
            "end_time": "2020-07-03T17:20:27+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": "20200702_USGS_NJ_18SWJ1819.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.79207000899572,
              39.019850527852675,
              -3.595025395723398
            ],
            [
              -74.79204360964549,
              39.02886178787767,
              -3.595025395723398
            ],
            [
              -74.78049032199242,
              39.02884061955331,
              4.304974604276603
            ],
            [
              -74.78051818796493,
              39.019829366289564,
              4.304974604276603
            ],
            [
              -74.79207000899572,
              39.019850527852675,
              -3.595025395723398
            ]
          ]
        ]
      },
      "bbox": [
        -74.79207001,
        39.01982937,
        -3.595025396,
        -74.78049032,
        39.02886179,
        4.304974604
      ],
      "properties": {
        "datetime": "2020-07-03T16:11:54Z",
        "pc:count": 4644113,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 518494.2201,
            "count": 4644113,
            "maximum": 519000.0188,
            "minimum": 517999.9988,
            "name": "X",
            "position": 0,
            "stddev": 284.8898926,
            "variance": 81162.25088
          },
          {
            "average": 4319476.046,
            "count": 4644113,
            "maximum": 4319999.985,
            "minimum": 4318999.985,
            "name": "Y",
            "position": 1,
            "stddev": 286.9954668,
            "variance": 82366.39798
          },
          {
            "average": -0.09616465095,
            "count": 4644113,
            "maximum": 4.304974604,
            "minimum": -3.595025396,
            "name": "Z",
            "position": 2,
            "stddev": 1.154065312,
            "variance": 1.331866743
          },
          {
            "average": 6385.088039,
            "count": 4644113,
            "maximum": 56091,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 5557.959487,
            "variance": 30890913.66
          },
          {
            "average": 1.000000431,
            "count": 4644113,
            "maximum": 2,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.0006562413045,
            "variance": 4.306526498e-07
          },
          {
            "average": 1.000000861,
            "count": 4644113,
            "maximum": 2,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.0009280651532,
            "variance": 8.613049286e-07
          },
          {
            "average": 1,
            "count": 4644113,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4644113,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 9.451279286,
            "count": 4644113,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 12.24890152,
            "variance": 150.0355884
          },
          {
            "average": 20.1166576,
            "count": 4644113,
            "maximum": 24,
            "minimum": 16.00200081,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.673795782,
            "variance": 2.801592319
          },
          {
            "average": 1.283562437,
            "count": 4644113,
            "maximum": 5,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.451094222,
            "variance": 0.2034859971
          },
          {
            "average": 2.208483299,
            "count": 4644113,
            "maximum": 5,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.136324113,
            "variance": 1.29123249
          },
          {
            "average": 277751977.3,
            "count": 4644113,
            "maximum": 277827914.4,
            "minimum": 277737386.6,
            "name": "GpsTime",
            "position": 12,
            "stddev": 32482.71184,
            "variance": 1055126568
          },
          {
            "average": 0,
            "count": 4644113,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4644113,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4644113,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4644113,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4644113,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          517999.9988,
          4318999.985,
          -3.595025396,
          519000.0188,
          4319999.985,
          4.304974604
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                517999.99876696704,
                4318999.984700462,
                -3.595025395723398
              ],
              [
                517999.99876696704,
                4319999.984700462,
                -3.595025395723398
              ],
              [
                519000.01876696706,
                4319999.984700462,
                4.304974604276603
              ],
              [
                519000.01876696706,
                4318999.984700462,
                4.304974604276603
              ],
              [
                517999.99876696704,
                4318999.984700462,
                -3.595025395723398
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6347
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
        "start_time": "2020-07-03T16:11:54+00:00",
        "end_time": "2020-07-02T15:03:06+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/stac/20200702_USGS_NJ_18SWJ1819.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20200702_USGS_NJ_18SWJ1819.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/9482/20200702_USGS_NJ_18SWJ1819.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1819.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -74.79207001,
            39.01982937,
            -3.595025396,
            -74.78049032,
            39.02886179,
            4.304974604
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -74.79207000899572,
                  39.019850527852675,
                  -3.595025395723398
                ],
                [
                  -74.79204360964549,
                  39.02886178787767,
                  -3.595025395723398
                ],
                [
                  -74.78049032199242,
                  39.02884061955331,
                  4.304974604276603
                ],
                [
                  -74.78051818796493,
                  39.019829366289564,
                  4.304974604276603
                ],
                [
                  -74.79207000899572,
                  39.019850527852675,
                  -3.595025395723398
                ]
              ]
            ]
          },
          "id": "20200702_USGS_NJ_18SWJ1819.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/9482/20200702_USGS_NJ_18SWJ1819.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2020-07-03T16:11:54Z",
            "pc:count": 4644113,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 518494.2201,
                "count": 4644113,
                "maximum": 519000.0188,
                "minimum": 517999.9988,
                "name": "X",
                "position": 0,
                "stddev": 284.8898926,
                "variance": 81162.25088
              },
              {
                "average": 4319476.046,
                "count": 4644113,
                "maximum": 4319999.985,
                "minimum": 4318999.985,
                "name": "Y",
                "position": 1,
                "stddev": 286.9954668,
                "variance": 82366.39798
              },
              {
                "average": -0.09616465095,
                "count": 4644113,
                "maximum": 4.304974604,
                "minimum": -3.595025396,
                "name": "Z",
                "position": 2,
                "stddev": 1.154065312,
                "variance": 1.331866743
              },
              {
                "average": 6385.088039,
                "count": 4644113,
                "maximum": 56091,
                "minimum": 0,
                "name": "Intensity",
                "position": 3,
                "stddev": 5557.959487,
                "variance": 30890913.66
              },
              {
                "average": 1.000000431,
                "count": 4644113,
                "maximum": 2,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.0006562413045,
                "variance": 4.306526498e-07
              },
              {
                "average": 1.000000861,
                "count": 4644113,
                "maximum": 2,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.0009280651532,
                "variance": 8.613049286e-07
              },
              {
                "average": 1,
                "count": 4644113,
                "maximum": 1,
                "minimum": 1,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4644113,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 9.451279286,
                "count": 4644113,
                "maximum": 29,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 12.24890152,
                "variance": 150.0355884
              },
              {
                "average": 20.1166576,
                "count": 4644113,
                "maximum": 24,
                "minimum": 16.00200081,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.673795782,
                "variance": 2.801592319
              },
              {
                "average": 1.283562437,
                "count": 4644113,
                "maximum": 5,
                "minimum": 1,
                "name": "UserData",
                "position": 10,
                "stddev": 0.451094222,
                "variance": 0.2034859971
              },
              {
                "average": 2.208483299,
                "count": 4644113,
                "maximum": 5,
                "minimum": 1,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 1.136324113,
                "variance": 1.29123249
              },
              {
                "average": 277751977.3,
                "count": 4644113,
                "maximum": 277827914.4,
                "minimum": 277737386.6,
                "name": "GpsTime",
                "position": 12,
                "stddev": 32482.71184,
                "variance": 1055126568
              },
              {
                "average": 0,
                "count": 4644113,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4644113,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4644113,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4644113,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4644113,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              517999.9988,
              4318999.985,
              -3.595025396,
              519000.0188,
              4319999.985,
              4.304974604
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    517999.99876696704,
                    4318999.984700462,
                    -3.595025395723398
                  ],
                  [
                    517999.99876696704,
                    4319999.984700462,
                    -3.595025395723398
                  ],
                  [
                    519000.01876696706,
                    4319999.984700462,
                    4.304974604276603
                  ],
                  [
                    519000.01876696706,
                    4318999.984700462,
                    4.304974604276603
                  ],
                  [
                    517999.99876696704,
                    4318999.984700462,
                    -3.595025395723398
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(2011) / UTM zone 18N",
                  "base_crs": {
                    "type": "GeographicCRS",
                    "name": "NAD83(2011)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2011)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 6318
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 18N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -75,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 6347
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(2011) / UTM zone 18N\",GEOGCS[\"NAD83(2011)\",DATUM[\"NAD83_National_Spatial_Reference_System_2011\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"1116\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"6318\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-75],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"6347\"]]",
            "start_time": "2020-07-03T16:11:54+00:00",
            "end_time": "2020-07-02T15:03:06+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": "20200702_USGS_NJ_18SWJ1817.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -74.79212271305992,
              39.0018279623436,
              -3.374716097923088
            ],
            [
              -74.79209633734227,
              39.01083925031692,
              -3.374716097923088
            ],
            [
              -74.78054621327993,
              39.01081809594205,
              44.96528390207692
            ],
            [
              -74.78057405427724,
              39.00180681472647,
              44.96528390207692
            ],
            [
              -74.79212271305992,
              39.0018279623436,
              -3.374716097923088
            ]
          ]
        ]
      },
      "bbox": [
        -74.79212271,
        39.00180681,
        -3.374716098,
        -74.78054621,
        39.01083925,
        44.9652839
      ],
      "properties": {
        "datetime": "2020-07-02T16:11:05Z",
        "pc:count": 4857454,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 518456.4968,
            "count": 4857454,
            "maximum": 519000.0039,
            "minimum": 518000.0039,
            "name": "X",
            "position": 0,
            "stddev": 272.8506413,
            "variance": 74447.47244
          },
          {
            "average": 4317413.473,
            "count": 4857454,
            "maximum": 4317999.984,
            "minimum": 4316999.984,
            "name": "Y",
            "position": 1,
            "stddev": 276.3835992,
            "variance": 76387.89388
          },
          {
            "average": 0.6164025869,
            "count": 4857454,
            "maximum": 44.9652839,
            "minimum": -3.374716098,
            "name": "Z",
            "position": 2,
            "stddev": 3.415539791,
            "variance": 11.66591207
          },
          {
            "average": 4803.701421,
            "count": 4857454,
            "maximum": 65535,
            "minimum": 0,
            "name": "Intensity",
            "position": 3,
            "stddev": 5892.141588,
            "variance": 34717332.49
          },
          {
            "average": 1.099972537,
            "count": 4857454,
            "maximum": 5,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.4227918721,
            "variance": 0.1787529671
          },
          {
            "average": 1.206067005,
            "count": 4857454,
            "maximum": 5,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.6695391419,
            "variance": 0.4482826626
          },
          {
            "average": 1,
            "count": 4857454,
            "maximum": 1,
            "minimum": 1,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4857454,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 14.51327506,
            "count": 4857454,
            "maximum": 29,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 13.69635192,
            "variance": 187.5900558
          },
          {
            "average": 20.00616911,
            "count": 4857454,
            "maximum": 25.00200081,
            "minimum": 15,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.712631972,
            "variance": 2.933108273
          },
          {
            "average": 1.581031956,
            "count": 4857454,
            "maximum": 11,
            "minimum": 1,
            "name": "UserData",
            "position": 10,
            "stddev": 0.595849304,
            "variance": 0.3550363931
          },
          {
            "average": 2.08961073,
            "count": 4857454,
            "maximum": 5,
            "minimum": 1,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 1.172201155,
            "variance": 1.374055547
          },
          {
            "average": 277739901.8,
            "count": 4857454,
            "maximum": 277741465.7,
            "minimum": 277738512,
            "name": "GpsTime",
            "position": 12,
            "stddev": 525.4574469,
            "variance": 276105.5285
          },
          {
            "average": 0,
            "count": 4857454,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4857454,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4857454,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4857454,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4857454,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          518000.0039,
          4316999.984,
          -3.374716098,
          519000.0039,
          4317999.984,
          44.9652839
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                518000.00389165245,
                4316999.984319756,
                -3.374716097923088
              ],
              [
                518000.00389165245,
                4317999.984319756,
                -3.374716097923088
              ],
              [
                519000.00389165245,
                4317999.984319756,
                44.96528390207692
              ],
              [
                519000.00389165245,
                4316999.984319756,
                44.96528390207692
              ],
              [
                518000.00389165245,
                4316999.984319756,
                -3.374716097923088
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(2011) / UTM zone 18N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(2011) / UTM zone 18N",
              "base_crs": {
                "type": "GeographicCRS",
                "name": "NAD83(2011)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2011)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 6318
                }
              },
              "conversion": {
                "name": "UTM zone 18N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -75,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id