MDM Observatory 1.3m Telescope Observing Report for 2010 Jun 24 Observer(s): Henderson, Shappee Institution(s): The Ohio State University Instrument: CCDS Worked for 6 hours (off and on through the night) Conditions were Overcast most of the night. No equipment or software problems were encountered. Seeing and Weather: Clouds all night. Beg: Cirrus, Winds Calm Mid: Cirrus, Winds Calm End: Cirrus, Winds Calm Observing Summary: We took spectra of photometrically variable stars in the Cygnus OB2 Association. There was significant cirrus coverage throughout the night, but not so much as to preclude several hours of observing. ------------------------------ Submitted on 2010 Jun 25 [4:19:39]