IGNF:GEOPORTALGUF

Attributes

Unit

metre

Scope

LOCALE

Remarks

None

Area of use

GUYANE FRANCAISE

Data Source: EPSG v11.016 2024-08-31

Datum: Reseau Geodesique Francais Guyane 1995

Coordinate System: cartesian

Projection: EQUIRECTANGULAIRE GUYANE

Geodetic CRS: RGFG95 geographiques (dms)

Export

PROJCRS["Guyane Francaise projection Geoportail",
    BASEGEOGCRS["RGFG95 geographiques (dms)",
        DATUM["Reseau Geodesique Francais Guyane 1995",
            ELLIPSOID["GRS 1980",6378137,298.257222101,
                LENGTHUNIT["metre",1]]],
        PRIMEM["Greenwich",0,
            ANGLEUNIT["degree",0.0174532925199433]],
        ID["IGNF","RGFG95G"]],
    CONVERSION["EQUIRECTANGULAIRE GUYANE",
        METHOD["Equidistant Cylindrical",
            ID["EPSG",1028]],
        PARAMETER["Latitude of 1st standard parallel",4,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8823]],
        PARAMETER["Longitude of natural origin",0,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8802]],
        PARAMETER["False easting",0,
            LENGTHUNIT["metre",1],
            ID["EPSG",8806]],
        PARAMETER["False northing",0,
            LENGTHUNIT["metre",1],
            ID["EPSG",8807]]],
    CS[Cartesian,2],
        AXIS["easting (X)",east,
            ORDER[1],
            LENGTHUNIT["metre",1]],
        AXIS["northing (Y)",north,
            ORDER[2],
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["LOCALE"],
        AREA["GUYANE FRANCAISE"],
        BBOX[2.05,-54.95,5.95,-51.05]],
    ID["IGNF","GEOPORTALGUF"]]

{
  "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
  "type": "ProjectedCRS",
  "name": "Guyane Francaise projection Geoportail",
  "base_crs": {
    "name": "RGFG95 geographiques (dms)",
    "datum": {
      "type": "GeodeticReferenceFrame",
      "name": "Reseau Geodesique Francais Guyane 1995",
      "ellipsoid": {
        "name": "GRS 1980",
        "semi_major_axis": 6378137,
        "inverse_flattening": 298.257222101
      }
    },
    "coordinate_system": {
      "subtype": "ellipsoidal",
      "axis": [
        {
          "name": "Geodetic longitude",
          "abbreviation": "Lon",
          "direction": "east",
          "unit": "degree"
        },
        {
          "name": "Geodetic latitude",
          "abbreviation": "Lat",
          "direction": "north",
          "unit": "degree"
        }
      ]
    },
    "id": {
      "authority": "IGNF",
      "code": "RGFG95G"
    }
  },
  "conversion": {
    "name": "EQUIRECTANGULAIRE GUYANE",
    "method": {
      "name": "Equidistant Cylindrical",
      "id": {
        "authority": "EPSG",
        "code": 1028
      }
    },
    "parameters": [
      {
        "name": "Latitude of 1st standard parallel",
        "value": 4,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8823
        }
      },
      {
        "name": "Longitude of natural origin",
        "value": 0,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8802
        }
      },
      {
        "name": "False easting",
        "value": 0,
        "unit": "metre",
        "id": {
          "authority": "EPSG",
          "code": 8806
        }
      },
      {
        "name": "False northing",
        "value": 0,
        "unit": "metre",
        "id": {
          "authority": "EPSG",
          "code": 8807
        }
      }
    ]
  },
  "coordinate_system": {
    "subtype": "Cartesian",
    "axis": [
      {
        "name": "Easting",
        "abbreviation": "X",
        "direction": "east",
        "unit": "metre"
      },
      {
        "name": "Northing",
        "abbreviation": "Y",
        "direction": "north",
        "unit": "metre"
      }
    ]
  },
  "scope": "LOCALE",
  "area": "GUYANE FRANCAISE",
  "bbox": {
    "south_latitude": 2.05,
    "west_longitude": -54.95,
    "north_latitude": 5.95,
    "east_longitude": -51.05
  },
  "id": {
    "authority": "IGNF",
    "code": "GEOPORTALGUF"
  }
}