MDM Observatory 2.4m Telescope Observer's Report for 2007 Dec 16 Observer(s): Eastman Institution(s): OSU Instrument: CCDS + Retrocam Worked for 6 hours (last half of the night) Conditions were Non-Photometric most of the night. No equipment or software problems were encountered. Seeing and Weather: Clouds from 6 until 1. Beg: Overcast, Winds Calm Mid: Seeing 1 arcsec, Patchy Clouds, Winds Calm End: Seeing 0.8 arcsec, Clear, Winds Calm Observing Summary: The first half of the night was mostly cloudy, with a few sucker holes I didn't pursue. The last half was a surprising U turn -- completely clear with sub arc-second seeing the whole time. ------------------------------ Submitted on 2007 Dec 17 [7:17:27]