Well Known Text
 
WKT Version 2
COORDINATEOPERATION["ETRS89-GBR [OSNet v2009] to GBK19-IRF (1)",VERSION["NR-Gbr GBK19 OSNet2009"],SOURCECRS[GEOGCRS["ETRS89-GBR [OSNet v2009]",DATUM["OSNet v2009",ELLIPSOID["GRS 1980",6378137,298.257222101,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",7019]],ANCHOREPOCH[2009.756],ID["EPSG",1425]],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",11009]]],TARGETCRS[GEOGCRS["GBK19-IRF",DATUM["GBK19 Intermediate Reference Frame",ELLIPSOID["GRS 1980",6378137,298.257222101,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",7019]],ID["EPSG",1289]],CS[ellipsoidal,2,ID["EPSG",6422]],AXIS["Geodetic latitude (Lat)",north],AXIS["Geodetic longitude (Lon)",east],ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],DEFININGTRANSFORMATION["ETRS89-GBR [OSNet v2009] to GBK19-IRF (1)",ID["EPSG",9454]],ID["EPSG",9453]]],METHOD["NTv2",ID["EPSG",9615]],PARAMETERFILE["Latitude and longitude difference file","TN15-ETRS89-to-GBK19-IRF.gsb",ID["EPSG",8656]],OPERATIONACCURACY[0],ID["EPSG",9454]]


