MDM Observatory 2.4m Telescope Observing Report for 2011 Dec 28 Observer(s): Hsu Institution(s): Michigan Instrument: OSMOS + 'blue'4k Worked for 12 hours (all night) Conditions were Non-Photometric most of the night. No equipment or software problems were encountered. Seeing and Weather: Beg: Seeing 2.3 arcsec, Smoke, Winds Light & Variable Mid: Seeing 2 arcsec, Clear, Winds Light & Variable End: Seeing 1.3 arcsec, Clear, Winds Light & Variable Observing Summary: Obtained spectra of YSOs in Orion. Sky was mostly clear but hazy. The seeing was highly variable, especially during the first half of the night. Power is still out and we're still on generators. No problems encountered. ------------------------------ Submitted on 2011 Dec 29 [6:03:07]