MDM Observatory 2.4m Telescope Observing Report for 2015 Sep 11 Observer(s): R. M. Wagner and J. Zinn Institution(s): OSU Instrument: OSMOS Worked for 8.5 hours (most of the night) Conditions were Overcast most of the night. No equipment or software problems were encountered. Seeing and Weather: Clouds all night. Beg: Seeing 1.7 arcsec, Overcast, Winds Calm Mid: Seeing 1.7 arcsec, Overcast, Winds Calm End: Seeing 1.5 arcsec, Overcast, Winds Calm Observing Summary: Conditions were acceptable to open around 20:30. We worked through intermittent clouds all night. At times we had to pause because we lost the guide star. No issues to report. Closed at 05:20. In spite of the weather, we completed nine science targets in the queue program plus two standard stars. ------------------------------ Submitted on 2015 Sep 12 [5:54:20]