MDM Observatory 2.4m Telescope Observing Report for 2021 Sep 27 Observer(s): Rupert Institution(s): MDM Instrument: OSMOS/B Worked for 1 hours (part of the night) Conditions were Mixed most of the night. No equipment or software problems were encountered. Seeing and Weather: High Humidity from 9 until end. Beg: Patchy Clouds, Winds Calm Mid: Clear, Winds Calm End: Clear, Winds Calm Observing Summary: The night started with excellent seeing, but clouds rolled in pretty early. Closed for an hour and a half then reopened for ten minutes before more clouds. The humidity rose above the observing limit shortly after and remained so the rest of the night. ------------------------------ Submitted on 2021 Sep 28 [4:56:20]