Well Known Text
 
WKT Version 2
PROJCRS["NGO 1948 (Oslo) / NGO zone I",BASEGEOGCRS["NGO 1948 (Oslo)",DATUM["NGO 1948 (Oslo)",ELLIPSOID["Bessel Modified",6377492.018,299.1528128,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",7005]],ID["EPSG",6817]],PRIMEM["Oslo",10.722916667,ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],ID["EPSG",8913]],ID["EPSG",4817]],CONVERSION["NGO zone I",METHOD["Transverse Mercator",ID["EPSG",9807]],PARAMETER["Latitude of natural origin",58,ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],ID["EPSG",8801]],PARAMETER["Longitude of natural origin",-4.66666666666695,ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],ID["EPSG",8802]],PARAMETER["Scale factor at natural origin",1,SCALEUNIT["unity",1,ID["EPSG",9201]],ID["EPSG",8805]],PARAMETER["False easting",0,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",8806]],PARAMETER["False northing",0,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",8807]],ID["EPSG",18221]],CS[Cartesian,2,ID["EPSG",4531]],AXIS["Northing (x)",north],AXIS["Easting (y)",east],LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",27391]]