MDM Observatory 2.4m Telescope Observing Report for 2022 Apr 22 Observer(s): Alejandro Nunez, Luna Wang Institution(s): Columbia University Instrument: OSMOS/B Worked for 7 hours (all night) Conditions were Photometric most of the night. No equipment or software problems were encountered. Seeing and Weather: Beg: Cirrus, Winds High Mid: Cirrus, Winds Light & Variable End: Clear, Winds Calm Observing Summary: Weather early on was bad: moderate to strong winds, terrible seeing, and cirrus passing by. Guiding was very difficult. By midnight, winds were calm and seeing improved, but humidity went up to 70%. We closed a bit early so we could sleep before driving down the next morning. ------------------------------ Submitted on 2022 Apr 23 [8:25:15]