GEOGCS["Unknown datum based upon the Australian National Spheroid (deprecated)", DATUM["Not_specified_based_on_Australian_National_Spheroid", SPHEROID["Australian National Spheroid",6378160,298.25, AUTHORITY["EPSG","7003"]], AUTHORITY["EPSG","6003"]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4003"]]