GEOGCS["GCS_Io_2000",
    DATUM["D_Io_2000",
        SPHEROID["Io_2000_IAU_IAG",1821460,0,
            AUTHORITY["ESRI","107918"]],
        AUTHORITY["ESRI","106918"]],
    PRIMEM["Reference_Meridian",0,
        AUTHORITY["ESRI","108900"]],
    UNIT["degree",0.0174532925199433,
        AUTHORITY["EPSG","9122"]],
    AUTHORITY["ESRI","104918"]]