Well Known Text
 
WKT Version 2
COORDINATEOPERATION["AGD66 to WGS 84 (12)",VERSION["EPSG-ACT 1m"],SOURCECRS[GEOGCRS["AGD66",DATUM["Australian Geodetic Datum 1966",ELLIPSOID["Australian National Spheroid",6378160,298.25,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",7003]],ID["EPSG",6202]],CS[ellipsoidal,2,ID["EPSG",6422]],AXIS["Geodetic latitude (Lat)",north],AXIS["Geodetic longitude (Lon)",east],ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],ID["EPSG",4202]]],TARGETCRS[GEOGCRS["WGS 84",ENSEMBLE["World Geodetic System 1984 ensemble", MEMBER["World Geodetic System 1984 (Transit)", ID["EPSG",1166]], MEMBER["World Geodetic System 1984 (G730)", ID["EPSG",1152]], MEMBER["World Geodetic System 1984 (G873)", ID["EPSG",1153]], MEMBER["World Geodetic System 1984 (G1150)", ID["EPSG",1154]], MEMBER["World Geodetic System 1984 (G1674)", ID["EPSG",1155]], MEMBER["World Geodetic System 1984 (G1762)", ID["EPSG",1156]], MEMBER["World Geodetic System 1984 (G2139)", ID["EPSG",1309]], MEMBER["World Geodetic System 1984 (G2296)", ID["EPSG",1383]], ELLIPSOID["WGS 84",6378137,298.257223563,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",7030]], ENSEMBLEACCURACY[2],ID["EPSG",6326]],CS[ellipsoidal,2,ID["EPSG",6422]],AXIS["Geodetic latitude (Lat)",north],AXIS["Geodetic longitude (Lon)",east],ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],ID["EPSG",4326]]],METHOD["Coordinate Frame rotation (geog2D domain)",ID["EPSG",9607]],PARAMETER["X-axis translation",-129.193,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",8605]],PARAMETER["Y-axis translation",-41.212,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",8606]],PARAMETER["Z-axis translation",130.73,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",8607]],PARAMETER["X-axis rotation",-0.246,ANGLEUNIT["arc-second",0.0000048481368111,ID["EPSG",9104]],ID["EPSG",8608]],PARAMETER["Y-axis rotation",-0.374,ANGLEUNIT["arc-second",0.0000048481368111,ID["EPSG",9104]],ID["EPSG",8609]],PARAMETER["Z-axis rotation",-0.329,ANGLEUNIT["arc-second",0.0000048481368111,ID["EPSG",9104]],ID["EPSG",8610]],PARAMETER["Scale difference",-2.955,SCALEUNIT["parts per million",0.000001,ID["EPSG",9202]],ID["EPSG",8611]],OPERATIONACCURACY[3],ID["EPSG",1665]]