Craters Sharp Origin of the name Abraham; British astronomer, mathematician (1651-1742). When to observe it … Nearby Montes Jura 100 km Louville 134 km Foucault 143 km Mairan 145 km Bianchini 151 km Sinus Iridum 183 km Shen Kuo 204 km Promontorium Heraclides 207 km