Regiomontanus (crater)

Regiomontanus
Coordinates28°24′S 1°00′W / 28.4°S 1.0°W / -28.4; -1.0
Diameter126 × 110 km
Depth1.7 km
Colongitude2° at sunrise
EponymRegiomontanus

Regiomontanus is an ancient lunar impact crater located in the southern highlands region to the southeast of Mare Nubium. It is joined at the chaotic northern rim by the crater Purbach, and to the south-southeast is Walther.

Regiomontanus as seen from Earth during the first quarter of the Moon