EPSG:8211

Voirol 1875 (Paris) to WGS 84 (1)

Attributes

Geodetic CRS: Voirol 1875 (Paris)

Datum: Voirol 1875 (Paris)

Ellipsoid: Clarke 1880 (IGN)

Prime meridian: Paris

Data source: EPSG

Information source: OGP

Revision date: 2020-03-14

Steps of transformation: 1266 1294

Scope: Oil and gas exploration and production.

Area of use: Algeria - onshore north of 32°N.

Description: (0,)

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Definition: OGC Well Known Text 2 (2019)

CONCATENATEDOPERATION["Voirol 1875 (Paris) to WGS 84 (1)",
    VERSION["EPSG-Dza N"],
    SOURCECRS[
        GEOGCRS["Voirol 1875 (Paris)",
            DATUM["Voirol 1875 (Paris)",
                ELLIPSOID["Clarke 1880 (IGN)",6378249.2,293.466021293627,
                    LENGTHUNIT["metre",1]]],
            PRIMEM["Paris",2.5969213,
                ANGLEUNIT["grad",0.0157079632679489]],
            CS[ellipsoidal,2],
                AXIS["geodetic latitude (Lat)",north,
                    ORDER[1],
                    ANGLEUNIT["grad",0.0157079632679489]],
                AXIS["geodetic longitude (Lon)",east,
                    ORDER[2],
                    ANGLEUNIT["grad",0.0157079632679489]],
            ID["EPSG",4811]]],
    TARGETCRS[
        GEOGCRS["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)"],
                ELLIPSOID["WGS 84",6378137,298.257223563,
                    LENGTHUNIT["metre",1]],
                ENSEMBLEACCURACY[2.0]],
            PRIMEM["Greenwich",0,
                ANGLEUNIT["degree",0.0174532925199433]],
            CS[ellipsoidal,2],
                AXIS["geodetic latitude (Lat)",north,
                    ORDER[1],
                    ANGLEUNIT["degree",0.0174532925199433]],
                AXIS["geodetic longitude (Lon)",east,
                    ORDER[2],
                    ANGLEUNIT["degree",0.0174532925199433]],
            ID["EPSG",4326]]],
    STEP[
        COORDINATEOPERATION["Voirol 1875 (Paris) to Voirol 1875 (1)",
            VERSION["IGN-Dza"],
            SOURCECRS[
                GEOGCRS["Voirol 1875 (Paris)",
                    DATUM["Voirol 1875 (Paris)",
                        ELLIPSOID["Clarke 1880 (IGN)",6378249.2,293.466021293627,
                            LENGTHUNIT["metre",1]]],
                    PRIMEM["Paris",2.5969213,
                        ANGLEUNIT["grad",0.0157079632679489]],
                    CS[ellipsoidal,2],
                        AXIS["geodetic latitude (Lat)",north,
                            ORDER[1],
                            ANGLEUNIT["grad",0.0157079632679489]],
                        AXIS["geodetic longitude (Lon)",east,
                            ORDER[2],
                            ANGLEUNIT["grad",0.0157079632679489]],
                    ID["EPSG",4811]]],
            TARGETCRS[
                GEOGCRS["Voirol 1875",
                    DATUM["Voirol 1875",
                        ELLIPSOID["Clarke 1880 (IGN)",6378249.2,293.466021293627,
                            LENGTHUNIT["metre",1]]],
                    PRIMEM["Greenwich",0,
                        ANGLEUNIT["degree",0.0174532925199433]],
                    CS[ellipsoidal,2],
                        AXIS["geodetic latitude (Lat)",north,
                            ORDER[1],
                            ANGLEUNIT["degree",0.0174532925199433]],
                        AXIS["geodetic longitude (Lon)",east,
                            ORDER[2],
                            ANGLEUNIT["degree",0.0174532925199433]],
                    ID["EPSG",4304]]],
            METHOD["Longitude rotation",
                ID["EPSG",9601]],
            PARAMETER["Longitude offset",2.5969213,
                ANGLEUNIT["grad",0.0157079632679489],
                ID["EPSG",8602]],
            OPERATIONACCURACY[0.0],
            ID["EPSG",1266]]],
    STEP[
        COORDINATEOPERATION["Voirol 1875 to WGS 84 (1)",
            VERSION["NIMA-Dza N"],
            SOURCECRS[
                GEOGCRS["Voirol 1875",
                    DATUM["Voirol 1875",
                        ELLIPSOID["Clarke 1880 (IGN)",6378249.2,293.466021293627,
                            LENGTHUNIT["metre",1]]],
                    PRIMEM["Greenwich",0,
                        ANGLEUNIT["degree",0.0174532925199433]],
                    CS[ellipsoidal,2],
                        AXIS["geodetic latitude (Lat)",north,
                            ORDER[1],
                            ANGLEUNIT["degree",0.0174532925199433]],
                        AXIS["geodetic longitude (Lon)",east,
                            ORDER[2],
                            ANGLEUNIT["degree",0.0174532925199433]],
                    ID["EPSG",4304]]],
            TARGETCRS[
                GEOGCRS["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)"],
                        ELLIPSOID["WGS 84",6378137,298.257223563,
                            LENGTHUNIT["metre",1]],
                        ENSEMBLEACCURACY[2.0]],
                    PRIMEM["Greenwich",0,
                        ANGLEUNIT["degree",0.0174532925199433]],
                    CS[ellipsoidal,2],
                        AXIS["geodetic latitude (Lat)",north,
                            ORDER[1],
                            ANGLEUNIT["degree",0.0174532925199433]],
                        AXIS["geodetic longitude (Lon)",east,
                            ORDER[2],
                            ANGLEUNIT["degree",0.0174532925199433]],
                    ID["EPSG",4326]]],
            METHOD["Geocentric translations (geog2D domain)",
                ID["EPSG",9603]],
            PARAMETER["X-axis translation",-73,
                LENGTHUNIT["metre",1],
                ID["EPSG",8605]],
            PARAMETER["Y-axis translation",-247,
                LENGTHUNIT["metre",1],
                ID["EPSG",8606]],
            PARAMETER["Z-axis translation",227,
                LENGTHUNIT["metre",1],
                ID["EPSG",8607]],
            OPERATIONACCURACY[999.0],
            ID["EPSG",1294],
            REMARK["Accuracy estimate not available."]]],
    OPERATIONACCURACY[999.0],
    USAGE[
        SCOPE["Oil and gas exploration and production."],
        AREA["Algeria - onshore north of 32°N."],
        BBOX[31.99,-2.95,37.14,9.09]],
    ID["EPSG",8211]]

Definition: PROJ.4

+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=grad +xy_out=rad +step +inv +proj=longlat +ellps=clrk80ign +pm=paris +step +proj=push +v_3 +step +proj=cart +ellps=clrk80ign +step +proj=helmert +x=-73 +y=-247 +z=227 +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:8211","+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=grad +xy_out=rad +step +inv +proj=longlat +ellps=clrk80ign +pm=paris +step +proj=push +v_3 +step +proj=cart +ellps=clrk80ign +step +proj=helmert +x=-73 +y=-247 +z=227 +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "ConcatenatedOperation",
    "name": "Voirol 1875 (Paris) to WGS 84 (1)",
    "source_crs": {
        "type": "GeographicCRS",
        "name": "Voirol 1875 (Paris)",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "Voirol 1875 (Paris)",
            "ellipsoid": {
                "name": "Clarke 1880 (IGN)",
                "semi_major_axis": 6378249.2,
                "semi_minor_axis": 6356515
            },
            "prime_meridian": {
                "name": "Paris",
                "longitude": {
                    "value": 2.5969213,
                    "unit": {
                        "type": "AngularUnit",
                        "name": "grad",
                        "conversion_factor": 0.0157079632679489
                    }
                }
            }
        },
        "coordinate_system": {
            "subtype": "ellipsoidal",
            "axis": [
                {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": {
                        "type": "AngularUnit",
                        "name": "grad",
                        "conversion_factor": 0.0157079632679489
                    }
                },
                {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": {
                        "type": "AngularUnit",
                        "name": "grad",
                        "conversion_factor": 0.0157079632679489
                    }
                }
            ]
        },
        "id": {
            "authority": "EPSG",
            "code": 4811
        }
    },
    "target_crs": {
        "type": "GeographicCRS",
        "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
                    }
                }
            ],
            "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
        }
    },
    "steps": [
        {
            "type": "Transformation",
            "name": "Voirol 1875 (Paris) to Voirol 1875 (1)",
            "source_crs": {
                "type": "GeographicCRS",
                "name": "Voirol 1875 (Paris)",
                "datum": {
                    "type": "GeodeticReferenceFrame",
                    "name": "Voirol 1875 (Paris)",
                    "ellipsoid": {
                        "name": "Clarke 1880 (IGN)",
                        "semi_major_axis": 6378249.2,
                        "semi_minor_axis": 6356515
                    },
                    "prime_meridian": {
                        "name": "Paris",
                        "longitude": {
                            "value": 2.5969213,
                            "unit": {
                                "type": "AngularUnit",
                                "name": "grad",
                                "conversion_factor": 0.0157079632679489
                            }
                        }
                    }
                },
                "coordinate_system": {
                    "subtype": "ellipsoidal",
                    "axis": [
                        {
                            "name": "Geodetic latitude",
                            "abbreviation": "Lat",
                            "direction": "north",
                            "unit": {
                                "type": "AngularUnit",
                                "name": "grad",
                                "conversion_factor": 0.0157079632679489
                            }
                        },
                        {
                            "name": "Geodetic longitude",
                            "abbreviation": "Lon",
                            "direction": "east",
                            "unit": {
                                "type": "AngularUnit",
                                "name": "grad",
                                "conversion_factor": 0.0157079632679489
                            }
                        }
                    ]
                },
                "id": {
                    "authority": "EPSG",
                    "code": 4811
                }
            },
            "target_crs": {
                "type": "GeographicCRS",
                "name": "Voirol 1875",
                "datum": {
                    "type": "GeodeticReferenceFrame",
                    "name": "Voirol 1875",
                    "ellipsoid": {
                        "name": "Clarke 1880 (IGN)",
                        "semi_major_axis": 6378249.2,
                        "semi_minor_axis": 6356515
                    }
                },
                "coordinate_system": {
                    "subtype": "ellipsoidal",
                    "axis": [
                        {
                            "name": "Geodetic latitude",
                            "abbreviation": "Lat",
                            "direction": "north",
                            "unit": "degree"
                        },
                        {
                            "name": "Geodetic longitude",
                            "abbreviation": "Lon",
                            "direction": "east",
                            "unit": "degree"
                        }
                    ]
                },
                "id": {
                    "authority": "EPSG",
                    "code": 4304
                }
            },
            "method": {
                "name": "Longitude rotation",
                "id": {
                    "authority": "EPSG",
                    "code": 9601
                }
            },
            "parameters": [
                {
                    "name": "Longitude offset",
                    "value": 2.5969213,
                    "unit": {
                        "type": "AngularUnit",
                        "name": "grad",
                        "conversion_factor": 0.0157079632679489
                    },
                    "id": {
                        "authority": "EPSG",
                        "code": 8602
                    }
                }
            ],
            "accuracy": "0.0",
            "id": {
                "authority": "EPSG",
                "code": 1266
            }
        },
        {
            "type": "Transformation",
            "name": "Voirol 1875 to WGS 84 (1)",
            "source_crs": {
                "type": "GeographicCRS",
                "name": "Voirol 1875",
                "datum": {
                    "type": "GeodeticReferenceFrame",
                    "name": "Voirol 1875",
                    "ellipsoid": {
                        "name": "Clarke 1880 (IGN)",
                        "semi_major_axis": 6378249.2,
                        "semi_minor_axis": 6356515
                    }
                },
                "coordinate_system": {
                    "subtype": "ellipsoidal",
                    "axis": [
                        {
                            "name": "Geodetic latitude",
                            "abbreviation": "Lat",
                            "direction": "north",
                            "unit": "degree"
                        },
                        {
                            "name": "Geodetic longitude",
                            "abbreviation": "Lon",
                            "direction": "east",
                            "unit": "degree"
                        }
                    ]
                },
                "id": {
                    "authority": "EPSG",
                    "code": 4304
                }
            },
            "target_crs": {
                "type": "GeographicCRS",
                "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
                            }
                        }
                    ],
                    "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
                }
            },
            "method": {
                "name": "Geocentric translations (geog2D domain)",
                "id": {
                    "authority": "EPSG",
                    "code": 9603
                }
            },
            "parameters": [
                {
                    "name": "X-axis translation",
                    "value": -73,
                    "unit": "metre",
                    "id": {
                        "authority": "EPSG",
                        "code": 8605
                    }
                },
                {
                    "name": "Y-axis translation",
                    "value": -247,
                    "unit": "metre",
                    "id": {
                        "authority": "EPSG",
                        "code": 8606
                    }
                },
                {
                    "name": "Z-axis translation",
                    "value": 227,
                    "unit": "metre",
                    "id": {
                        "authority": "EPSG",
                        "code": 8607
                    }
                }
            ],
            "accuracy": "999.0",
            "id": {
                "authority": "EPSG",
                "code": 1294
            },
            "remarks": "Accuracy estimate not available."
        }
    ],
    "accuracy": "999.0",
    "scope": "Oil and gas exploration and production.",
    "area": "Algeria - onshore north of 32°N.",
    "bbox": {
        "south_latitude": 31.99,
        "west_longitude": -2.95,
        "north_latitude": 37.14,
        "east_longitude": 9.09
    },
    "id": {
        "authority": "EPSG",
        "code": 8211
    }
}

Definition: MapServer - MAPfile

PROJECTION
	"proj=pipeline"
	"step"
	"proj=axisswap"
	"order=2,1"
	"step"
	"proj=unitconvert"
	"xy_in=grad"
	"xy_out=rad"
	"step"
	"inv"
	"proj=longlat"
	"ellps=clrk80ign"
	"pm=paris"
	"step"
	"proj=push"
	"v_3"
	"step"
	"proj=cart"
	"ellps=clrk80ign"
	"step"
	"proj=helmert"
	"x=-73"
	"y=-247"
	"z=227"
	"step"
	"inv"
	"proj=cart"
	"ellps=WGS84"
	"step"
	"proj=pop"
	"v_3"
	"step"
	"proj=unitconvert"
	"xy_in=rad"
	"xy_out=deg"
	"step"
	"proj=axisswap"
	"order=2,1"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=grad +xy_out=rad +step +inv +proj=longlat +ellps=clrk80ign +pm=paris +step +proj=push +v_3 +step +proj=cart +ellps=clrk80ign +step +proj=helmert +x=-73 +y=-247 +z=227 +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1">
	<Layer srs="+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=grad +xy_out=rad +step +inv +proj=longlat +ellps=clrk80ign +pm=paris +step +proj=push +v_3 +step +proj=cart +ellps=clrk80ign +step +proj=helmert +x=-73 +y=-247 +z=227 +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 8211, 'EPSG', 8211, '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=grad +xy_out=rad +step +inv +proj=longlat +ellps=clrk80ign +pm=paris +step +proj=push +v_3 +step +proj=cart +ellps=clrk80ign +step +proj=helmert +x=-73 +y=-247 +z=227 +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1', 'None');