PROJCS["Mercury (2015) / Ographic / Orthographic, clon = 180",GEOGCS["Mercury (2015) / Ographic",DATUM["Mercury (2015)",SPHEROID["Mercury (2015)",2440530,1075.12334801762,AUTHORITY["IAU","19901"]],AUTHORITY["IAU","19901"]],PRIMEM["Reference Meridian",0,AUTHORITY["IAU","19900"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["IAU","19901"]],PROJECTION["Orthographic"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",180],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Westing",WEST],AXIS["Northing",NORTH],AUTHORITY["IAU","19971"]]