MDM Observatory 2.4m Telescope Observing Report for 2011 Dec 31 Observer(s): Hsu Institution(s): Michigan Instrument: OSMOS + 'blue'4k Worked for 11 hours (all night) Conditions were Non-Photometric most of the night. No equipment or software problems were encountered. Seeing and Weather: Beg: Seeing 1.4 arcsec, Cirrus, Winds Light & Variable Mid: Seeing 1.4 arcsec, Cirrus, Winds Moderate End: Clear, Winds Light & Variable Observing Summary: Observed YSOs in Orion. Weather was good. No problems encountered. ------------------------------ Submitted on 2012 Jan 1 [6:57:23]