EPSG:6171

Reseau Geodesique Francais 1993 v1

Attributes

Ellipsoid: GRS 1980

Prime meridian: Greenwich

Data source: EPSG

Information source: IGN, http://www.ign.fr

Revision date: 2021-09-08

Scope: Geodesy.

Remarks: RGF93 v1 is a realization of ETRS89. Replaced by RGF93 v2 (datum code 1312) from 2010-06-18.

Area of use: France - onshore and offshore, mainland and Corsica (France métropolitaine including Corsica).

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WGS84 bounds:
10.38 41.15
-9.86 51.56

France - onshore and offshore, mainland and Corsica (France métropolitaine including Corsica).
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Definition: OGC Well Known Text

DATUM["Reseau_Geodesique_Francais_1993_v1",
    SPHEROID["GRS 1980",6378137,298.257222101,
        AUTHORITY["EPSG","7019"]],
    AUTHORITY["EPSG","6171"]]

Definition: OGC Well Known Text 2 (2019)

DATUM["Reseau Geodesique Francais 1993 v1",
    ELLIPSOID["GRS 1980",6378137,298.257222101,
        LENGTHUNIT["metre",1]],
    ID["EPSG",6171]]

Definition: ESRI Well Known Text

DATUM["D_RGF_1993",
    SPHEROID["GRS_1980",6378137.0,298.257222101]]

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json",
    "type": "GeodeticReferenceFrame",
    "name": "Reseau Geodesique Francais 1993 v1",
    "ellipsoid": {
        "name": "GRS 1980",
        "semi_major_axis": 6378137,
        "inverse_flattening": 298.257222101
    },
    "scope": "Geodesy.",
    "area": "France - onshore and offshore, mainland and Corsica (France métropolitaine including Corsica).",
    "bbox": {
        "south_latitude": 41.15,
        "west_longitude": -9.86,
        "north_latitude": 51.56,
        "east_longitude": 10.38
    },
    "id": {
        "authority": "EPSG",
        "code": 6171
    }
}

Definition: GeoServer

6171-datum=DATUM["Reseau_Geodesique_Francais_1993_v1",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","6171"]]