Geodesy, cadastre, engineering survey, topographic mapping.
The Democratic Republic of the Congo (Zaire) - adjacent to 6th parallel south traverse.
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "GeodeticReferenceFrame", "name": "IGC 1962 Arc of the 6th Parallel South", "ellipsoid": { "name": "Clarke 1880 (RGS)", "semi_major_axis": 6378249.145, "inverse_flattening": 293.465 }, "scope": "Geodesy, cadastre, engineering survey, topographic mapping.", "area": "The Democratic Republic of the Congo (Zaire) - adjacent to 6th parallel south traverse.", "bbox": { "south_latitude": -7.36, "west_longitude": 12.17, "north_latitude": -3.29, "east_longitude": 29.64 }, "id": { "authority": "EPSG", "code": 6697 } }