EPSG:4810

Tananarive (Paris)

Available transformations
to EPSG:4326
EPSG:4326 - WGS 84

Selected transformation

Remarks: Used by OMV.

Information source: OGP

Revision date: 2020-03-14

Attributes

Unit: grad

Geodetic CRS: Tananarive (Paris)

Datum: Tananarive 1925 (Paris)

Ellipsoid: International 1924

Prime meridian: Paris

Data source: EPSG

Revision date: 2004-01-06

Scope: Geodesy.

Area of use: Madagascar - onshore.

Coordinate system: Ellipsoidal 2D CS. Axes: latitude, longitude. Orientations: north, east. UoM: grads.

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SimpleMap

Center coordinates
49.48 -20.85

WGS84 bounds:
43.18 -25.64
50.56 -11.89

Madagascar - onshore.
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Definition: OGC Well Known Text 2 (2019)

BOUNDCRS[
    SOURCECRS[
        GEOGCRS["Tananarive (Paris)",
            DATUM["Tananarive 1925 (Paris)",
                ELLIPSOID["International 1924",6378388,297,
                    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",4810]]],
    TARGETCRS[
        GEOGCRS["Tananarive",
            DATUM["Tananarive 1925",
                ELLIPSOID["International 1924",6378388,297,
                    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",4297]]],
    ABRIDGEDTRANSFORMATION["Tananarive (Paris) to Tananarive (1)",
        METHOD["Longitude rotation",
            ID["EPSG",9601]],
        PARAMETER["Longitude offset",8414.02501199997,
            ID["EPSG",8602]],
        ID["EPSG",1265]]]

Definition: PROJ.4

+proj=longlat +ellps=intl +pm=paris +towgs84=-198.383,-240.517,-107.909,0,0,0,0 +no_defs +type=crs

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:4810","+proj=longlat +ellps=intl +pm=paris +towgs84=-198.383,-240.517,-107.909,0,0,0,0 +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "BoundCRS",
    "source_crs": {
        "type": "GeographicCRS",
        "name": "Tananarive (Paris)",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "Tananarive 1925 (Paris)",
            "ellipsoid": {
                "name": "International 1924",
                "semi_major_axis": 6378388,
                "inverse_flattening": 297
            },
            "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": 4810
        }
    },
    "target_crs": {
        "type": "GeographicCRS",
        "name": "Tananarive",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "Tananarive 1925",
            "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": 4297
        }
    },
    "transformation": {
        "name": "Tananarive (Paris) to Tananarive (1)",
        "source_crs": {
            "type": "GeographicCRS",
            "name": "Tananarive (Paris) (with Greenwich prime meridian)",
            "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "Tananarive 1925 (Paris) (with Greenwich prime meridian)",
                "ellipsoid": {
                    "name": "International 1924",
                    "semi_major_axis": 6378388,
                    "inverse_flattening": 297
                }
            },
            "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
                        }
                    }
                ]
            }
        },
        "method": {
            "name": "Longitude rotation",
            "id": {
                "authority": "EPSG",
                "code": 9601
            }
        },
        "parameters": [
            {
                "name": "Longitude offset",
                "value": 8414.02501199997,
                "unit": {
                    "type": "Unit",
                    "name": "",
                    "conversion_factor": 1
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8602
                }
            }
        ],
        "id": {
            "authority": "EPSG",
            "code": 1265
        }
    }
}

Definition: MapServer - MAPfile

PROJECTION
	"proj=longlat"
	"ellps=intl"
	"pm=paris"
	"towgs84=-198.383,-240.517,-107.909,0,0,0,0"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=longlat +ellps=intl +pm=paris +towgs84=-198.383,-240.517,-107.909,0,0,0,0 +no_defs +type=crs">
	<Layer srs="+proj=longlat +ellps=intl +pm=paris +towgs84=-198.383,-240.517,-107.909,0,0,0,0 +no_defs +type=crs">
	</Layer>
</Map>