PROJCS["NSIDC Sea Ice Polar Stereographic North",
    GEOGCS["Unspecified datum based upon the Hughes 1980 ellipsoid",
        DATUM["Not_specified_based_on_Hughes_1980_ellipsoid",
            SPHEROID["Hughes 1980",6378273,298.279411123061,
                AUTHORITY["EPSG","7058"]],
            AUTHORITY["EPSG","6054"]],
        PRIMEM["Greenwich",0,
            AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,
            AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4054"]],
    PROJECTION["Polar_Stereographic"],
    PARAMETER["latitude_of_origin",70],
    PARAMETER["central_meridian",-45],
    PARAMETER["scale_factor",1],
    PARAMETER["false_easting",0],
    PARAMETER["false_northing",0],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AXIS["X",EAST],
    AXIS["Y",NORTH],
    AUTHORITY["EPSG","3411"]]