PROJCS["NSIDC Sea Ice Polar Stereographic North",GEOGCS["Hughes 1980",DATUM["Hughes_1980",SPHEROID["Hughes 1980",6378273,298.279411123064,AUTHORITY["EPSG","7058"]],AUTHORITY["EPSG","1359"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","10345"]],PROJECTION["Polar_Stereographic"],PARAMETER["latitude_of_origin",70],PARAMETER["central_meridian",-45],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","3411"]]