BOUNDCRS[SOURCECRS[PROJCRS["EUREF-FIN / ETRS-GK21FIN",BASEGEOGCRS["EUREF-FIN",DATUM["EUREF-FIN",ELLIPSOID["GRS 1980",6378137,298.257222101,LENGTHUNIT["metre",1]],ANCHOREPOCH[1997]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],ID["EPSG",10690]],CONVERSION["Finland ETRS-GK21",METHOD["Transverse Mercator",ID["EPSG",9807]],PARAMETER["Latitude of natural origin",0,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8801]],PARAMETER["Longitude of natural origin",21,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8802]],PARAMETER["Scale factor at natural origin",1,SCALEUNIT["unity",1],ID["EPSG",8805]],PARAMETER["False easting",500000,LENGTHUNIT["metre",1],ID["EPSG",8806]],PARAMETER["False northing",0,LENGTHUNIT["metre",1],ID["EPSG",8807]]],CS[Cartesian,2],AXIS["northing (N)",north,ORDER[1],LENGTHUNIT["metre",1]],AXIS["easting (E)",east,ORDER[2],LENGTHUNIT["metre",1]],USAGE[SCOPE["Cadastre, engineering survey, topographic mapping (large scale)."],AREA["Finland - onshore between 20°30'E and 21°30'E."],BBOX[59.84,20.5,69.33,21.5]],ID["EPSG",3128]]],TARGETCRS[GEOGCRS["DIBA15-IRF",DATUM["DIBA15 Intermediate Reference Frame",ELLIPSOID["GRS 1980",6378137,298.257222101,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],CS[ellipsoidal,2],AXIS["geodetic latitude (Lat)",north,ORDER[1],ANGLEUNIT["degree",0.0174532925199433]],AXIS["geodetic longitude (Lon)",east,ORDER[2],ANGLEUNIT["degree",0.0174532925199433]],USAGE[SCOPE["Engineering survey and topographic mapping for railway applications."],AREA["United Kingdom (UK) - on or related to the rail route from Didcot to Banbury."],BBOX[51.57,-1.46,52.11,-1.15]],ID["EPSG",10204]]],ABRIDGEDTRANSFORMATION["ETRS89 to DIBA15-IRF (1)",METHOD["NTv2",ID["EPSG",9615]],PARAMETERFILE["Latitude and longitude difference file","TN15-ETRS89-to-DIBA15-IRF.gsb"],USAGE[SCOPE["Engineering survey and topographic mapping for railway applications."],AREA["United Kingdom (UK) - on or related to the rail route from Didcot to Banbury."],BBOX[51.57,-1.46,52.11,-1.15]],ID["EPSG",10205],REMARK["In conjunction with the DIBA15-TM map projection (code 10206) applied to DIBA15-IRF (code 10204), emulates the DIBA15 Snake projection. Applied to ETRS89 (as realized through the OSNet v2009 CORS) defines DIBA15-IRF hence is errorless."]]]