MDM Observatory 2.4m Telescope Observing Report for 2009 Mar 13 Observer(s): Paterson et al. Institution(s): Columbia Instrument: CCDS Worked for 12 hours (all night) Conditions were Mixed most of the night. No equipment or software problems were encountered. Seeing and Weather: Clouds from 2 until close. Beg: Seeing 1 arcsec, Clear, Winds Calm Mid: Seeing 1 arcsec, Clear, Winds Calm End: Patchy Clouds, Winds Calm Observing Summary: Good seeing and weather for the first half of the night, but we were foiled by persistent patchy clouds. Lost half an hour because we forgot to move the guider camera out of the center of the field. ------------------------------ Submitted on 2009 Mar 14 [6:09:54]