MDM Observatory 2.4m Telescope Observing Report for 2012 Sep 18 Observer(s): Kayhan Gultekin Institution(s): U. Michigan Instrument: Modspec+Nellie Worked for 9.25 hours (all night) Conditions were Mixed most of the night. No equipment or software problems were encountered. Seeing and Weather: Beg: Seeing 1.4 arcsec, Cirrus, Winds Calm Mid: Seeing 1.2 arcsec, Cirrus, Winds Calm End: Seeing 1.2 arcsec, Clear, Winds Calm Observing Summary: Patchy cirrus at beginning and middle of night. Clear at end. Average seeing. Full night used, but some of the exposures were compromised with cirrus. ------------------------------ Submitted on 2012 Sep 19 [4:19:24]