Monday 25th January.
I took the opportunity of a brief window of observing the moon between it rising high enough at 2200, and the forecast of a front due to appear at 2300. The moon was waning 94%. Temp 8°C Wind 10mph NW.
Chocky the Cat escorted me to the observatory door, and then went off on patrol.
Two craters located near the terminator, Langrenus and Petavius stood out, but it was Mare Crisium which ...