Geodesy.
RGF93 v2 is a realization of ETRS89. Replaces RGF93 v1 (datum code 6171) from 2010-06-18. Replaced by RGF93 v2b (datum code 1313) from 2021-01-05.
France - onshore and offshore, mainland and Corsica (France métropolitaine including Corsica).
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "GeodeticReferenceFrame", "name": "Reseau Geodesique Francais 1993 v2", "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": 1312 } }