MDM Observatory 2.4m Telescope Observing Report for 2021 Sep 26 Observer(s): Rupert Institution(s): MDM Instrument: OSMOS/B Worked for 2.5 hours (part of the night) Conditions were Mixed most of the night. No equipment or software problems were encountered. Seeing and Weather: High Humidity all night. Beg: Patchy Clouds, Winds Calm Mid: Seeing 1.4 arcsec, Clear, Winds Calm End: Clear, Winds Calm Observing Summary: Clouds and high humidity delayed opening. Was able to open around 10, but only for a couple hours before the humidity rose above the observing limit and stayed there the rest of the night. ------------------------------ Submitted on 2021 Sep 27 [4:10:14]