Ganymede has been divided into 15 quadrangles.Ganymede Map Images
NameNumberLatitudeLongitudeEtanaJg165-90° N0-360° WPerrine RegioJg221-66° N0-90° WGalileo RegioJg321-66° N90-180° WPhilus SulcusJg421-66° N180-270° WNun SulciJg521-66° N270-360° WDardanus SulcusJg622° N-22° S0-72° WMemphis FaculaJg722° N-22° S72-144° WUruk SulcusJg822° N-22° S144-216° WTiamat SulcusJg922° N-22° S216-288° WMisharuJg1022° N-22° S288-360° WNabuJg1121-66° S0-90° WOsirisJg1221-66° S90-180° WApsu SulciJg1321-66° S180-270° WNamtarJg1421-66° S270-360° WHathorJg1565-90° S0-360° W
See also List of geological features on Ganymede List of craters on Ganymede
References
External links https://web.archive.org/web/20080328104312/http://webgis.wr.usgs.gov/pigwad/down/Jovian_satellites.htm