Lunar Phase: Waxing Crescent (20.8%)
Q-Day: -3
Moonrise: 10:31 AM Moonset: 10:23 PM
Sunrise: 6:26 AM Sunset: 8:08 PM
Location: Home
Date: 2020-08-22
Time: 10:14 PM
Temperature: 16°C
SQM: 19.42
Equipment: 6” Dobsonian, 12 mm 92° FOV + 9.7 mm eyepieces
Magnification: x100 + x124
Transparency: poor (1) to fair (2)
Seeing: fair (2)
No clouds and a light breeze. Because of the trees in our yard, I went to our neighbour’s driveway for an unimpeded view. Used the 12 mm eyepiece first but resorted to the 9.7 mm.
Cook looked like a very shallow crater; the sides did not provide any significant shadows. A crater appeared just inside its SW floor and there was one on its southern wall. Its floor appeared to be the same coloration as Mare Fecunditatis.
Montes: Pyrenaeus, Secchi
Maria, etc.: Dorsa Cato
Craters: Cook, Taruntius
Craters not on ETM List: Colombo, Magelhaens, Messier, Messier A, Secchi