Ellipsoid: Australian National Spheroid
Prime meridian: Greenwich
Data source: EPSG
Information source: "GDA technical manual v2_2", Intergovernmental Committee on Surveying and Mapping. www.anzlic.org.au/icsm/gdtm/
Revision date: 2008-06-24
Scope: Topographic mapping.
Remarks: Uses all data from 1966 adjustment with additional observations, improved software and a geoid model.
Area of use: Australia - Queensland, South Australia, Western Australia, federal areas offshore west of 129°E.
WGS84 bounds:
153.61 -38.53
109.23 -9.37
Definition: OGC Well Known Text
DATUM["Australian_Geodetic_Datum_1984", SPHEROID["Australian National Spheroid",6378160,298.25, AUTHORITY["EPSG","7003"]], AUTHORITY["EPSG","6203"]]
Definition: OGC Well Known Text 2 (2019)
DATUM["Australian Geodetic Datum 1984", ELLIPSOID["Australian National Spheroid",6378160,298.25, LENGTHUNIT["metre",1]], ID["EPSG",6203]]
Definition: ESRI Well Known Text
DATUM["D_Australian_1984", SPHEROID["Australian",6378160.0,298.25]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.5/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 } }