MDM Observatory 2.4m Telescope Observing Report for 2010 May 13 Observer(s): Ruhland, Gultekin Institution(s): MPIA, University of Michigan Instrument: CCDS Worked for 7 hours (most of the night) Conditions were Mixed most of the night. Problems were encountered, see the separate trouble report for details. Seeing and Weather: Clouds all night. Beg: Seeing 1.5 arcsec, Patchy Clouds, Winds Calm Mid: Seeing 1.5 arcsec, Patchy Clouds, Winds Calm End: Seeing 1.5 arcsec, Patchy Clouds, Winds Calm Observing Summary: We observed a couple of BHB stars in the Milky Way halo. Many clouds during the whole night. We had problems initializing the session due to communication problems between prospero and the instrument. This got solved with the help of Bob Barr. ------------------------------ Submitted on 2010 May 14 [5:14:27]