PROJCS["NZGD49 / New Zealand Map Grid",
    GEOGCS["NZGD49",
        DATUM["New_Zealand_Geodetic_Datum_1949",
            SPHEROID["International 1924",6378388,297],
            EXTENSION["PROJ4_GRIDS","nzgd2kgrid0005.gsb"]],
        PRIMEM["Greenwich",0,
            AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,
            AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4272"]],
    PROJECTION["New_Zealand_Map_Grid"],
    PARAMETER["latitude_of_origin",-41],
    PARAMETER["central_meridian",173],
    PARAMETER["false_easting",2510000],
    PARAMETER["false_northing",6023150],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","27200"]]