EPSG
Ministry of Works and Transport, Topography and Cartography Directive.
2016-09-16
Geodesy.
A network of 36 GPS stations tied to ITRF96, 8 of which are IGN 1962 astronomic points.
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "GeodeticReferenceFrame", "name": "Mauritania 1999", "ellipsoid": { "name": "GRS 1980", "semi_major_axis": 6378137, "inverse_flattening": 298.257222101 }, "scope": "Geodesy.", "area": "Mauritania - onshore and offshore.", "bbox": { "south_latitude": 14.72, "west_longitude": -20.04, "north_latitude": 27.3, "east_longitude": -4.8 }, "id": { "authority": "EPSG", "code": 6702 } }