MDM Observatory 2.4m Telescope Observing Report for 2021 Sep 11 Observer(s): Melso/Schiminovich Institution(s): Columbia University Instrument: CHaS Worked for 8 hours (all night) Conditions were Mixed most of the night. No equipment or software problems were encountered. Seeing and Weather: Clouds all night. Beg: Patchy Clouds, Winds Calm Mid: Patchy Clouds, Winds Calm End: Patchy Clouds, Winds Calm Observing Summary: Clouds throughout the night but clearer skies in the later half of the night. Continued to collect deep stacks on our Fall galaxy targets. CHaS and the telescope performed well. No issues and no clangs to report. ------------------------------ Submitted on 2021 Sep 12 [5:02:32]