Definition: OGC Well Known Text
DATUM["Reseau_Geodesique_des_Antilles_Francaises_2009", SPHEROID["GRS 1980",6378137,298.257222101, AUTHORITY["EPSG","7019"]], AUTHORITY["EPSG","1073"]]
Definition: OGC Well Known Text 2 (2019)
DATUM["Reseau Geodesique des Antilles Francaises 2009", ELLIPSOID["GRS 1980",6378137,298.257222101, LENGTHUNIT["metre",1]], ID["EPSG",1073]]
Definition: ESRI Well Known Text
DATUM["Reseau_Geodesique_des_Antilles_Francaises_2009", SPHEROID["GRS_1980",6378137.0,298.257222101]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json", "type": "GeodeticReferenceFrame", "name": "Reseau Geodesique des Antilles Francaises 2009", "ellipsoid": { "name": "GRS 1980", "semi_major_axis": 6378137, "inverse_flattening": 298.257222101 }, "scope": "Geodesy, cadastre, engineering survey, topographic mapping.", "area": "French Antilles onshore and offshore - Guadeloupe (including Grande Terre, Basse Terre, Marie Galante, Les Saintes, Iles de la Petite Terre, La Desirade); Martinique; St Barthélemy; St Martin.", "bbox": { "south_latitude": 14.08, "west_longitude": -63.66, "north_latitude": 18.53, "east_longitude": -57.52 }, "id": { "authority": "EPSG", "code": 1073 } }