EPSG:2986

Perroud 1950 / Terre Adelie Polar Stereographic

Available transformations
to EPSG:7073
EPSG:7073 - RGTAAF07

Selected transformation

Method: Geocentric translations (geog2D domain)

Remarks: Derived at three point on Petrels island at which residuals about 20 cm.

Information source: IGN Paris.

Revision date: 2015-04-25

Attributes

Unit: metre

Geodetic CRS: Perroud 1950

Datum: Pointe Geologie Perroud 1950

Ellipsoid: International 1924

Prime meridian: Greenwich

Data source: EPSG

Information source: IGN Paris

Revision date: 2015-05-22

Scope: Engineering survey, topographic mapping.

Remarks: Replaced by RGTAAF07 / Terre Adelie Polar Stereographic (CRS code 7082).

Area of use: Antarctica - Adelie Land - coastal area between 136°E and 142°E.

Coordinate system: Cartesian 2D CS for south polar azimuthal lonO 140°E. Axes: X,Y. Orientations: X along 130°W, Y along 140°E meridians. UoM: m.

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Definition: OGC Well Known Text

PROJCS["Perroud 1950 / Terre Adelie Polar Stereographic",
    GEOGCS["Perroud 1950",
        DATUM["Pointe_Geologie_Perroud_1950",
            SPHEROID["International 1924",6378388,297],
            TOWGS84[324.912,153.282,172.026,0,0,0,0]],
        PRIMEM["Greenwich",0,
            AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,
            AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4637"]],
    PROJECTION["Polar_Stereographic_(variant_C)"],
    PARAMETER["Latitude of standard parallel",-67],
    PARAMETER["Longitude of origin",140],
    PARAMETER["Easting at false origin",300000],
    PARAMETER["Northing at false origin",200000],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AUTHORITY["EPSG","2986"]]

Definition: OGC Well Known Text 2 (2019)

BOUNDCRS[
    SOURCECRS[
        PROJCRS["Perroud 1950 / Terre Adelie Polar Stereographic",
            BASEGEOGCRS["Perroud 1950",
                DATUM["Pointe Geologie Perroud 1950",
                    ELLIPSOID["International 1924",6378388,297,
                        LENGTHUNIT["metre",1]]],
                PRIMEM["Greenwich",0,
                    ANGLEUNIT["degree",0.0174532925199433]],
                ID["EPSG",4637]],
            CONVERSION["Terre Adelie Polar Stereographic",
                METHOD["Polar Stereographic (variant C)",
                    ID["EPSG",9830]],
                PARAMETER["Latitude of standard parallel",-67,
                    ANGLEUNIT["degree",0.0174532925199433],
                    ID["EPSG",8832]],
                PARAMETER["Longitude of origin",140,
                    ANGLEUNIT["degree",0.0174532925199433],
                    ID["EPSG",8833]],
                PARAMETER["Easting at false origin",300000,
                    LENGTHUNIT["metre",1],
                    ID["EPSG",8826]],
                PARAMETER["Northing at false origin",200000,
                    LENGTHUNIT["metre",1],
                    ID["EPSG",8827]]],
            CS[Cartesian,2],
                AXIS["easting (X)",north,
                    MERIDIAN[-130,
                        ANGLEUNIT["degree",0.0174532925199433]],
                    ORDER[1],
                    LENGTHUNIT["metre",1]],
                AXIS["northing (Y)",north,
                    MERIDIAN[140,
                        ANGLEUNIT["degree",0.0174532925199433]],
                    ORDER[2],
                    LENGTHUNIT["metre",1]],
            USAGE[
                SCOPE["Engineering survey, topographic mapping."],
                AREA["Antarctica - Adelie Land - coastal area between 136°E and 142°E."],
                BBOX[-67.13,136,-65.61,142]],
            ID["EPSG",2986]]],
    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]],
            USAGE[
                SCOPE["Horizontal component of 3D system."],
                AREA["World."],
                BBOX[-90,-180,90,180]],
            ID["EPSG",4326]]],
    ABRIDGEDTRANSFORMATION["Transformation from unknown to WGS84",
        METHOD["Position Vector transformation (geog2D domain)",
            ID["EPSG",9606]],
        PARAMETER["X-axis translation",324.912,
            ID["EPSG",8605]],
        PARAMETER["Y-axis translation",153.282,
            ID["EPSG",8606]],
        PARAMETER["Z-axis translation",172.026,
            ID["EPSG",8607]],
        PARAMETER["X-axis rotation",0,
            ID["EPSG",8608]],
        PARAMETER["Y-axis rotation",0,
            ID["EPSG",8609]],
        PARAMETER["Z-axis rotation",0,
            ID["EPSG",8610]],
        PARAMETER["Scale difference",1,
            ID["EPSG",8611]]]]

Definition: ESRI Well Known Text

PROJCS["Perroud_1950_Terre_Adelie_Polar_Stereographic",
    GEOGCS["GCS_Pointe_Geologie_Perroud_1950",
        DATUM["D_Pointe_Geologie_Perroud_1950",
            SPHEROID["International_1924",6378388.0,297.0]],
        PRIMEM["Greenwich",0.0],
        UNIT["Degree",0.0174532925199433]],
    PROJECTION["Polar_Stereographic_(variant_C)"],
    PARAMETER["Latitude of standard parallel",-67.0],
    PARAMETER["Longitude of origin",140.0],
    PARAMETER["Easting at false origin",300000.0],
    PARAMETER["Northing at false origin",200000.0],
    UNIT["Meter",1.0]]

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json",
    "type": "BoundCRS",
    "source_crs": {
        "type": "ProjectedCRS",
        "name": "Perroud 1950 / Terre Adelie Polar Stereographic",
        "base_crs": {
            "name": "Perroud 1950",
            "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "Pointe Geologie Perroud 1950",
                "ellipsoid": {
                    "name": "International 1924",
                    "semi_major_axis": 6378388,
                    "inverse_flattening": 297
                }
            },
            "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                    {
                        "name": "Geodetic latitude",
                        "abbreviation": "Lat",
                        "direction": "north",
                        "unit": "degree"
                    },
                    {
                        "name": "Geodetic longitude",
                        "abbreviation": "Lon",
                        "direction": "east",
                        "unit": "degree"
                    }
                ]
            },
            "id": {
                "authority": "EPSG",
                "code": 4637
            }
        },
        "conversion": {
            "name": "Terre Adelie Polar Stereographic",
            "method": {
                "name": "Polar Stereographic (variant C)",
                "id": {
                    "authority": "EPSG",
                    "code": 9830
                }
            },
            "parameters": [
                {
                    "name": "Latitude of standard parallel",
                    "value": -67,
                    "unit": "degree",
                    "id": {
                        "authority": "EPSG",
                        "code": 8832
                    }
                },
                {
                    "name": "Longitude of origin",
                    "value": 140,
                    "unit": "degree",
                    "id": {
                        "authority": "EPSG",
                        "code": 8833
                    }
                },
                {
                    "name": "Easting at false origin",
                    "value": 300000,
                    "unit": "metre",
                    "id": {
                        "authority": "EPSG",
                        "code": 8826
                    }
                },
                {
                    "name": "Northing at false origin",
                    "value": 200000,
                    "unit": "metre",
                    "id": {
                        "authority": "EPSG",
                        "code": 8827
                    }
                }
            ]
        },
        "coordinate_system": {
            "subtype": "Cartesian",
            "axis": [
                {
                    "name": "Easting",
                    "abbreviation": "X",
                    "direction": "north",
                    "meridian": {
                        "longitude": -130
                    },
                    "unit": "metre"
                },
                {
                    "name": "Northing",
                    "abbreviation": "Y",
                    "direction": "north",
                    "meridian": {
                        "longitude": 140
                    },
                    "unit": "metre"
                }
            ]
        },
        "id": {
            "authority": "EPSG",
            "code": 2986
        }
    },
    "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
        }
    },
    "transformation": {
        "name": "Transformation from unknown to WGS84",
        "method": {
            "name": "Position Vector transformation (geog2D domain)",
            "id": {
                "authority": "EPSG",
                "code": 9606
            }
        },
        "parameters": [
            {
                "name": "X-axis translation",
                "value": 324.912,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8605
                }
            },
            {
                "name": "Y-axis translation",
                "value": 153.282,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8606
                }
            },
            {
                "name": "Z-axis translation",
                "value": 172.026,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8607
                }
            },
            {
                "name": "X-axis rotation",
                "value": 0,
                "unit": {
                    "type": "AngularUnit",
                    "name": "arc-second",
                    "conversion_factor": 4.84813681109536e-06
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8608
                }
            },
            {
                "name": "Y-axis rotation",
                "value": 0,
                "unit": {
                    "type": "AngularUnit",
                    "name": "arc-second",
                    "conversion_factor": 4.84813681109536e-06
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8609
                }
            },
            {
                "name": "Z-axis rotation",
                "value": 0,
                "unit": {
                    "type": "AngularUnit",
                    "name": "arc-second",
                    "conversion_factor": 4.84813681109536e-06
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8610
                }
            },
            {
                "name": "Scale difference",
                "value": 0,
                "unit": {
                    "type": "ScaleUnit",
                    "name": "parts per million",
                    "conversion_factor": 1e-06
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8611
                }
            }
        ]
    }
}

Definition: GeoServer

2986=PROJCS["Perroud 1950 / Terre Adelie Polar Stereographic",GEOGCS["Perroud 1950",DATUM["Pointe_Geologie_Perroud_1950",SPHEROID["International 1924",6378388,297],TOWGS84[324.912,153.282,172.026,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4637"]],PROJECTION["Polar_Stereographic_(variant_C)"],PARAMETER["Latitude of standard parallel",-67],PARAMETER["Longitude of origin",140],PARAMETER["Easting at false origin",300000],PARAMETER["Northing at false origin",200000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","2986"]]

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 2986, 'EPSG', 2986, 'None', 'PROJCS["Perroud 1950 / Terre Adelie Polar Stereographic",GEOGCS["Perroud 1950",DATUM["Pointe_Geologie_Perroud_1950",SPHEROID["International 1924",6378388,297],TOWGS84[324.912,153.282,172.026,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4637"]],PROJECTION["Polar_Stereographic_(variant_C)"],PARAMETER["Latitude of standard parallel",-67],PARAMETER["Longitude of origin",140],PARAMETER["Easting at false origin",300000],PARAMETER["Northing at false origin",200000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","2986"]]');