EPSG
"GDA technical manual v2_2", Intergovernmental Committee on Surveying and Mapping. www.anzlic.org.au/icsm/gdtm/
2008-06-24
Topographic mapping.
Uses all data from 1966 adjustment with additional observations, improved software and a geoid model.
Australia - Queensland, South Australia, Western Australia, federal areas offshore west of 129°E.
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "GeodeticReferenceFrame", "name": "Australian Geodetic Datum 1984", "ellipsoid": { "name": "Australian National Spheroid", "semi_major_axis": 6378160, "inverse_flattening": 298.25 }, "scope": "Topographic mapping.", "area": "Australia - Queensland, South Australia, Western Australia, federal areas offshore west of 129°E.", "bbox": { "south_latitude": -38.53, "west_longitude": 109.23, "north_latitude": -9.37, "east_longitude": 153.61 }, "id": { "authority": "EPSG", "code": 6203 } }