VERT_CS["NZVD2009_height",
    VERT_DATUM["New_Zealand_Vertical_Datum_2009",2005,
        AUTHORITY["ESRI","105292"]],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AXIS["Gravity-related height",UP],
    AUTHORITY["ESRI","105792"]]