Craters Ganswindt Origin of the name Hermann; German rocketry engineer (1856-1934). When to observe it … Nearby Idel'son 59 km Nefed'ev 135 km Hédervári 144 km Rittenhouse 159 km Rubin 184 km Mons Amundsen 189 km Amundsen 189 km Schrödinger 202 km