MDM Observatory 1.3m Telescope Observing Report for 2010 Dec 01 Observer(s): Skowron, Free & Henderson Institution(s): OSU & OU Instrument: CCDS Worked for 12 hours (all night) Conditions were Photometric most of the night. No equipment or software problems were encountered. Seeing and Weather: Beg: Seeing 1.4 arcsec, Clear, Winds Calm Mid: Seeing 1 arcsec, Clear, Winds Calm End: Seeing 1.3 arcsec, Clear, Winds Calm Observing Summary: Slight problems in getting central wavelenght to 5150. Finally we set at 5143. Good, but variable seeing. 2 additional Xenon exposure done during the night. Because of later start we managed to take only 3 out of 4 exposures of mrk1501 before secz=2 We fit additional 5 exposures of n4151 before twilight. ------------------------------ Submitted on 2010 Dec 2 [6:14:37]