Craters Rittenhouse Origin of the name David; American inventor, astronomer, mathematician (1732-1796). When to observe it … Nearby Hale 127 km Ganswindt 159 km Schrödinger 209 km Idel'son 218 km Wexler 225 km Vallis Schrödinger 235 km Sikorsky 256 km Hédervári 261 km