MDM Observatory 2.4m Telescope Observing Report for 2021 Apr 18 Observer(s): Rupert Institution(s): MDM Instrument: OSMOS/B Worked for 10 hours (all night) Conditions were Mixed most of the night. No equipment or software problems were encountered. Seeing and Weather: Clouds from start until 8:30. Beg: Seeing 2.3 arcsec, Patchy Clouds, Winds Light & Variable Mid: Seeing 1.6 arcsec, Clear, Winds Calm End: Seeing 1.2 arcsec, Clear, Winds Calm Observing Summary: The night started with clouds and sub-par seeing. Both improved throughout the night. No mechanical or software issues. ------------------------------ Submitted on 2021 Apr 19 [5:56:24]