Well Known Text
 
WKT Version 2
COORDINATEOPERATION["ISN93 to ISH2004 height (1)",VERSION["NMI-Isl"],SOURCECRS[GEOGCRS["ISN93",DATUM["Islands Net 1993",ELLIPSOID["GRS 1980",6378137,298.257222101,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",7019]],ID["EPSG",6659]],CS[ellipsoidal,3,ID["EPSG",6423]],AXIS["Geodetic latitude (Lat)",north,ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]]],AXIS["Geodetic longitude (Lon)",east,ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]]],AXIS["Ellipsoidal height (h)",up,LENGTHUNIT["metre",1,ID["EPSG",9001]]],ID["EPSG",4945]]],TARGETCRS[VERTCRS["ISH2004 height",VDATUM["Landshaedarkerfi Islands 2004",ID["EPSG",1190]],CS[vertical,1,ID["EPSG",6499]],AXIS["Gravity-related height (H)",up],LENGTHUNIT["metre",1,ID["EPSG",9001]],GEOIDMODEL["ISN93 to ISH2004 height (1)",ID["EPSG",9954]],GEOIDMODEL["ISN2004 to ISH2004 height (1)",ID["EPSG",9956]],GEOIDMODEL["ISN2016 to ISH2004 height (1)",ID["EPSG",9958]],ID["EPSG",8089]]],METHOD["Geographic3D to GravityRelatedHeight (Gravsoft)",ID["EPSG",1047]],PARAMETERFILE["Geoid (height correction) model file","Icegeoid_ISN93.gri",ID["EPSG",8666]],OPERATIONACCURACY[0.05],ID["EPSG",9954]]


