US survey foot
No official usage.
None
United States (USA) - Gulf of Mexico outer continental shelf (GoM OCS) between approximately 90°W and 84°W - protraction areas Mobile; Viosca Knoll; Mississippi Canyon; Atwater Valley; Lund; Lund South; Pensacola; Destin Dome; De Soto Canyon; Lloyd Ridge; Henderson; Florida Plain; Campeche Escarpment; Apalachicola; Florida Middle Ground; The Elbow; Vernon Basin; Howell Hook; Rankin.
Data Source: EPSG v11.016 2024-08-31
Datum: World Geodetic System 1984 ensemble
Coordinate System: cartesian
Projection: BLM zone 16N (US survey foot)
Geodetic CRS: WGS 84
PROJCRS["WGS 84 / BLM 16N (ftUS)", BASEGEOGCRS["WGS 84", ENSEMBLE["World Geodetic System 1984 ensemble", MEMBER["World Geodetic System 1984 (Transit)"], MEMBER["World Geodetic System 1984 (G730)"], MEMBER["World Geodetic System 1984 (G873)"], MEMBER["World Geodetic System 1984 (G1150)"], MEMBER["World Geodetic System 1984 (G1674)"], MEMBER["World Geodetic System 1984 (G1762)"], MEMBER["World Geodetic System 1984 (G2139)"], MEMBER["World Geodetic System 1984 (G2296)"], ELLIPSOID["WGS 84",6378137,298.257223563, LENGTHUNIT["metre",1]], ENSEMBLEACCURACY[2.0]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], ID["EPSG",4326]], CONVERSION["BLM zone 16N (US survey foot)", METHOD["Transverse Mercator", ID["EPSG",9807]], PARAMETER["Latitude of natural origin",0, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",-87, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["Scale factor at natural origin",0.9996, SCALEUNIT["unity",1], ID["EPSG",8805]], PARAMETER["False easting",1640416.67, LENGTHUNIT["US survey foot",0.304800609601219], ID["EPSG",8806]], PARAMETER["False northing",0, LENGTHUNIT["US survey foot",0.304800609601219], ID["EPSG",8807]]], CS[Cartesian,2], AXIS["easting (X)",east, ORDER[1], LENGTHUNIT["US survey foot",0.304800609601219]], AXIS["northing (Y)",north, ORDER[2], LENGTHUNIT["US survey foot",0.304800609601219]], USAGE[ SCOPE["No official usage."], AREA["United States (USA) - Gulf of Mexico outer continental shelf (GoM OCS) between approximately 90°W and 84°W - protraction areas Mobile; Viosca Knoll; Mississippi Canyon; Atwater Valley; Lund; Lund South; Pensacola; Destin Dome; De Soto Canyon; Lloyd Ridge; Henderson; Florida Plain; Campeche Escarpment; Apalachicola; Florida Middle Ground; The Elbow; Vernon Basin; Howell Hook; Rankin."], BBOX[23.95,-90.01,30.25,-83.91]], ID["EPSG",32666]]
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "ProjectedCRS", "name": "WGS 84 / BLM 16N (ftUS)", "base_crs": { "name": "WGS 84", "datum_ensemble": { "name": "World Geodetic System 1984 ensemble", "members": [ { "name": "World Geodetic System 1984 (Transit)", "id": { "authority": "EPSG", "code": 1166 } }, { "name": "World Geodetic System 1984 (G730)", "id": { "authority": "EPSG", "code": 1152 } }, { "name": "World Geodetic System 1984 (G873)", "id": { "authority": "EPSG", "code": 1153 } }, { "name": "World Geodetic System 1984 (G1150)", "id": { "authority": "EPSG", "code": 1154 } }, { "name": "World Geodetic System 1984 (G1674)", "id": { "authority": "EPSG", "code": 1155 } }, { "name": "World Geodetic System 1984 (G1762)", "id": { "authority": "EPSG", "code": 1156 } }, { "name": "World Geodetic System 1984 (G2139)", "id": { "authority": "EPSG", "code": 1309 } }, { "name": "World Geodetic System 1984 (G2296)", "id": { "authority": "EPSG", "code": 1383 } } ], "ellipsoid": { "name": "WGS 84", "semi_major_axis": 6378137, "inverse_flattening": 298.257223563 }, "accuracy": "2.0", "id": { "authority": "EPSG", "code": 6326 } }, "coordinate_system": { "subtype": "ellipsoidal", "axis": [ { "name": "Geodetic latitude", "abbreviation": "Lat", "direction": "north", "unit": "degree" }, { "name": "Geodetic longitude", "abbreviation": "Lon", "direction": "east", "unit": "degree" } ] }, "id": { "authority": "EPSG", "code": 4326 } }, "conversion": { "name": "BLM zone 16N (US survey foot)", "method": { "name": "Transverse Mercator", "id": { "authority": "EPSG", "code": 9807 } }, "parameters": [ { "name": "Latitude of natural origin", "value": 0, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": -87, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "Scale factor at natural origin", "value": 0.9996, "unit": "unity", "id": { "authority": "EPSG", "code": 8805 } }, { "name": "False easting", "value": 1640416.67, "unit": { "type": "LinearUnit", "name": "US survey foot", "conversion_factor": 0.304800609601219 }, "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 0, "unit": { "type": "LinearUnit", "name": "US survey foot", "conversion_factor": 0.304800609601219 }, "id": { "authority": "EPSG", "code": 8807 } } ] }, "coordinate_system": { "subtype": "Cartesian", "axis": [ { "name": "Easting", "abbreviation": "X", "direction": "east", "unit": { "type": "LinearUnit", "name": "US survey foot", "conversion_factor": 0.304800609601219 } }, { "name": "Northing", "abbreviation": "Y", "direction": "north", "unit": { "type": "LinearUnit", "name": "US survey foot", "conversion_factor": 0.304800609601219 } } ] }, "scope": "No official usage.", "area": "United States (USA) - Gulf of Mexico outer continental shelf (GoM OCS) between approximately 90°W and 84°W - protraction areas Mobile; Viosca Knoll; Mississippi Canyon; Atwater Valley; Lund; Lund South; Pensacola; Destin Dome; De Soto Canyon; Lloyd Ridge; Henderson; Florida Plain; Campeche Escarpment; Apalachicola; Florida Middle Ground; The Elbow; Vernon Basin; Howell Hook; Rankin.", "bbox": { "south_latitude": 23.95, "west_longitude": -90.01, "north_latitude": 30.25, "east_longitude": -83.91 }, "id": { "authority": "EPSG", "code": 32666 } }
{'crs_wkt': 'PROJCRS["WGS 84 / BLM 16N (ftUS)",BASEGEOGCRS["WGS ' '84",ENSEMBLE["World Geodetic System 1984 ensemble",MEMBER["World ' 'Geodetic System 1984 (Transit)"],MEMBER["World Geodetic System ' '1984 (G730)"],MEMBER["World Geodetic System 1984 ' '(G873)"],MEMBER["World Geodetic System 1984 ' '(G1150)"],MEMBER["World Geodetic System 1984 ' '(G1674)"],MEMBER["World Geodetic System 1984 ' '(G1762)"],MEMBER["World Geodetic System 1984 ' '(G2139)"],MEMBER["World Geodetic System 1984 ' '(G2296)"],ELLIPSOID["WGS ' '84",6378137,298.257223563,LENGTHUNIT["metre",1]],ENSEMBLEACCURACY[2.0]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],ID["EPSG",4326]],CONVERSION["BLM ' 'zone 16N (US survey foot)",METHOD["Transverse ' 'Mercator",ID["EPSG",9807]],PARAMETER["Latitude of natural ' 'origin",0,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8801]],PARAMETER["Longitude ' 'of natural ' 'origin",-87,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8802]],PARAMETER["Scale ' 'factor at natural ' 'origin",0.9996,SCALEUNIT["unity",1],ID["EPSG",8805]],PARAMETER["False ' 'easting",1640416.67,LENGTHUNIT["US survey ' 'foot",0.304800609601219],ID["EPSG",8806]],PARAMETER["False ' 'northing",0,LENGTHUNIT["US survey ' 'foot",0.304800609601219],ID["EPSG",8807]]],CS[Cartesian,2],AXIS["easting ' '(X)",east,ORDER[1],LENGTHUNIT["US survey ' 'foot",0.304800609601219]],AXIS["northing ' '(Y)",north,ORDER[2],LENGTHUNIT["US survey ' 'foot",0.304800609601219]],USAGE[SCOPE["No official ' 'usage."],AREA["United States (USA) - Gulf of Mexico outer ' 'continental shelf (GoM OCS) between approximately 90°W and 84°W - ' 'protraction areas Mobile; Viosca Knoll; Mississippi Canyon; ' 'Atwater Valley; Lund; Lund South; Pensacola; Destin Dome; De Soto ' 'Canyon; Lloyd Ridge; Henderson; Florida Plain; Campeche ' 'Escarpment; Apalachicola; Florida Middle Ground; The Elbow; ' 'Vernon Basin; Howell Hook; ' 'Rankin."],BBOX[23.95,-90.01,30.25,-83.91]],ID["EPSG",32666]]', 'false_easting': 1640416.67, 'false_northing': 0.0, 'geographic_crs_name': 'WGS 84', 'grid_mapping_name': 'transverse_mercator', 'horizontal_datum_name': 'World Geodetic System 1984 ensemble', 'inverse_flattening': 298.257223563, 'latitude_of_projection_origin': 0.0, 'longitude_of_central_meridian': -87.0, 'longitude_of_prime_meridian': 0.0, 'prime_meridian_name': 'Greenwich', 'projected_crs_name': 'WGS 84 / BLM 16N (ftUS)', 'reference_ellipsoid_name': 'WGS 84', 'scale_factor_at_central_meridian': 0.9996, 'semi_major_axis': 6378137.0, 'semi_minor_axis': 6356752.314245179}