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Lunar #90: Armstrong, Aldrin, Collins

These three small craters are named after the Apollo 11 astronauts. Armstrong and Aldrin stepped onto the lunar surface in 1969, while Collins kept watch in the orbiting mother craft. The craters are situated in Mare Tranquillitatis. The landing site is nearby to the East. To their West is the pair of craters Sabine and Ritter. The selenographic longitude and latitude, and the crater diameters are:

Armstrong

+24.9°, +1.4°, 5 km

Aldrin

+22.1°, +1.4°, 3 km

Collins

+23.7°, +1.3°, 3 km

Image:

1. The area on 2023-02-28, stacked from 700 video frames taken with a Schmidt-Cassegrain reflector of D = 200 mm and f = 3500 mm and Canon EOS 600Dα camera. Wavelet sharpening. The phase was +64%. Annotated and with scale. The blue lines point to the craters.