Craters Brenner Origin of the name Leo (Spiridon Gopcevic); Austrian astronomer (1855-1928). When to observe it … Nearby Metius 107 km Fabricius 127 km Janssen 182 km Wöhler 185 km Rheita 202 km Rimae Janssen 203 km Stiborius 222 km Lockyer 225 km