Well Known Text
WKT Version 2
COORDINATEOPERATION["Tahiti 79 to RGPF (1)",VERSION["URB-Pyf"],SOURCECRS[GEOGCRS["Tahiti 79",DATUM["Tahiti 79",ELLIPSOID["International 1924",6378388,297,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",7022]],ID["EPSG",6690]],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",4690]]],TARGETCRS[GEOGCRS["RGPF",DATUM["Reseau Geodesique de la Polynesie Francaise",ELLIPSOID["GRS 1980",6378137,298.257222101,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",7019]],ID["EPSG",6687]],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",4687]]],METHOD["Position Vector transformation (geog2D domain)",ID["EPSG",9606]],PARAMETER["X-axis translation",221.525,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",8605]],PARAMETER["Y-axis translation",152.948,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",8606]],PARAMETER["Z-axis translation",176.768,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",8607]],PARAMETER["X-axis rotation",2.3847,ANGLEUNIT["arc-second",0.0000048481368111,ID["EPSG",9104]],ID["EPSG",8608]],PARAMETER["Y-axis rotation",1.3896,ANGLEUNIT["arc-second",0.0000048481368111,ID["EPSG",9104]],ID["EPSG",8609]],PARAMETER["Z-axis rotation",0.877,ANGLEUNIT["arc-second",0.0000048481368111,ID["EPSG",9104]],ID["EPSG",8610]],PARAMETER["Scale difference",11.4741,SCALEUNIT["parts per million",0.000001,ID["EPSG",9202]],ID["EPSG",8611]],OPERATIONACCURACY[0.5],ID["EPSG",8829]]