Topographic mapping.
Indonesia - east Kalimantan - Mahakam delta coastal and offshore shelf areas.
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "GeodeticReferenceFrame", "name": "Samboja", "ellipsoid": { "name": "Bessel 1841", "semi_major_axis": 6377397.155, "inverse_flattening": 299.1528128 }, "scope": "Topographic mapping.", "area": "Indonesia - east Kalimantan - Mahakam delta coastal and offshore shelf areas.", "bbox": { "south_latitude": -1.24, "west_longitude": 116.72, "north_latitude": 0, "east_longitude": 117.99 }, "id": { "authority": "EPSG", "code": 6125 } }