MDM Observatory 1.3m Telescope Observing Report for 2010 Oct 30 Observer(s): Mogren and Grier Institution(s): Ohio State University Instrument: CCDS Worked for 11.5 hours (all night) Conditions were Non-Photometric most of the night. Problems were encountered, see the separate trouble report for details. Seeing and Weather: Beg: Seeing 1.2 arcsec, Cirrus, Winds Calm Mid: Seeing 1.4 arcsec, Cirrus, Winds Calm End: Seeing 1.6 arcsec, Cirrus, Winds Calm Observing Summary: Observed all night. Thin cirrus clouds caused a little trouble near the end of the night, but not too bad. Had trouble with a mysterious, hairball-like splotch on CCDS slit. We just moved our objects to avoid it. ------------------------------ Submitted on 2010 Oct 31 [5:34:20]