EPSG
Algerian Space Agency (https://asal.dz), Centre of Space Techniques.
2023-03-01
Oil and gas exploration and production.
Internal accuracy of network is 6-8mm.
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "GeodeticReferenceFrame", "name": "Sonatrach Reference Frame 2020", "ellipsoid": { "name": "GRS 1980", "semi_major_axis": 6378137, "inverse_flattening": 298.257222101 }, "scope": "Oil and gas exploration and production.", "area": "Algeria - onshore and offshore.", "bbox": { "south_latitude": 18.97, "west_longitude": -8.67, "north_latitude": 38.8, "east_longitude": 11.99 }, "id": { "authority": "EPSG", "code": 1355 } }