MDM Observatory 2.4m Telescope Observing Report for 2011 Dec 27 Observer(s): Hsu Institution(s): Michigan Instrument: OSMOS + 'blue'4k Worked for 12 hours (most of the night) Conditions were Mixed most of the night. No equipment or software problems were encountered. Seeing and Weather: Clouds all night. Beg: Seeing 2 arcsec, Patchy Clouds, Winds Light & Variable Mid: Patchy Clouds, Winds Light & Variable End: Patchy Clouds, Winds Moderate Observing Summary: Took spectra of YSOs in Orion. The sky was partially cloudy, especially to the south. ------------------------------ Submitted on 2011 Dec 28 [6:09:27]