GEOGCS["Io (2015) - Sphere / Ocentric",DATUM["Io (2015) - Sphere",SPHEROID["Io (2015) - Sphere",1821490,0,AUTHORITY["IAU","50100"]],AUTHORITY["IAU","50100"]],PRIMEM["Reference Meridian",0,AUTHORITY["IAU","50100"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["IAU","50100"]]