MDM Observatory 2.4m Telescope Observing Report for 2019 Dec 12 Observer(s): John Thorstensen Institution(s): Dartmouth Instrument: OSMOS/B Worked for 13 hours (all night) Conditions were Non-Photometric most of the night. Problems were encountered, see the separate trouble report for details. Seeing and Weather: Beg: Seeing 1 arcsec, Cirrus, Winds Light & Variable Mid: Seeing 1 arcsec, Clear, Winds Light & Variable End: Seeing 1 arcsec, Clear, Winds Light & Variable Observing Summary: Quite a bit of cirrus early in the night, but then cleared nicely. Seeing decent. Very productive night. Dome glitch at the end. ------------------------------ Submitted on 2019 Dec 13 [7:03:53]