EPSG
Geospatial Information Agency (BIG), https://srgi.big.go.id
2022-07-29
Geodesy, engineering survey, topographic mapping.
Uses gravity data observed to 2019 fitted to control points on Java and Bali.
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "VerticalReferenceFrame", "name": "Indonesian Geoid 2020 version 1", "scope": "Geodesy, engineering survey, topographic mapping.", "area": "Indonesia - onshore and offshore.", "bbox": { "south_latitude": -13.95, "west_longitude": 92.01, "north_latitude": 7.79, "east_longitude": 141.46 }, "id": { "authority": "EPSG", "code": 1294 } }