MDM Observatory 2.4m Telescope Observing Report for 2014 Feb 26 Observer(s): Dan Gifford Institution(s): Michigan Instrument: OSMOS Worked for 12 hours (all night) Conditions were Non-Photometric most of the night. No equipment or software problems were encountered. Seeing and Weather: Beg: Seeing 2 arcsec, Clear, Winds Calm Mid: Seeing 2 arcsec, Clear, Winds Calm End: Seeing 2 arcsec, Clear, Winds Calm Observing Summary: Beautiful night despite some haze. Only cleared 3 masks due to alignment problems on a couple of them. All masks are now observed and can be replaced. If possible, please replace with masks: 542131, 525139, 523611, 524159, 580028 Open all night. Filled dewer in morning (06:45). Closed around 6:45 ------------------------------ Submitted on 2014 Feb 27 [6:42:35]