MDM Observatory 2.4m Telescope Observing Report for 2019 Jan 11 Observer(s): Rupert Institution(s): MDM Instrument: OSMOS/B Worked for 13 hours (all night) Conditions were Non-Photometric most of the night. No equipment or software problems were encountered. Seeing and Weather: Beg: Seeing 1.3 arcsec, Cirrus, Winds Calm Mid: Seeing 1.3 arcsec, Clear, Winds Calm End: Seeing 1.1 arcsec, Clear, Winds Calm Observing Summary: Some light cirrus hung around for the first couple of hours. After that it was smooth sailing. ------------------------------ Submitted on 2019 Jan 12 [7:21:11]