MDM Observatory 2.4m Telescope Observer's Report for 2006 Dec 23 Observer(s): Jules Halpern Institution(s): Columbia Instrument: CCDS/RETROCAM Worked for 13 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 Light & Variable Mid: Seeing 1.8 arcsec, Clear, Winds Light & Variable End: Seeing 1.5 arcsec, Clear, Winds Light & Variable Observing Summary: Nice night, but highly variable seeing was never very good. ------------------------------ Submitted on 2006 Dec 24 [6:45:28]