MDM Observatory 2.4m Telescope Observing Report for 2014 Dec 19 Observer(s): Crotts, Bartos, Marka, Marka Institution(s): Columbia Instrument: OSMOS Worked for 9 hours (all night) Conditions were Mixed most of the night. No equipment or software problems were encountered. Seeing and Weather: Beg: Clear, Winds Calm Mid: Clear, Winds Calm End: Clear, Winds Calm Observing Summary: Took skyflat measurements and images and spectroscopic data of test objects. ------------------------------ Submitted on 2014 Dec 20 [5:57:26]