MDM Observatory 2.4m Telescope Observing Report for 2011 May 10 Observer(s): Matthias Dietrich Institution(s): OSU Instrument: OSMOS Worked for 8.5 hours (all night) Conditions were Photometric most of the night. No equipment or software problems were encountered. Seeing and Weather: Beg: Seeing 1.3 arcsec, Clear, Winds Calm Mid: Seeing 1.2 arcsec, Clear, Winds Calm End: Seeing 1.3 arcsec, Clear, Winds Calm Observing Summary: Five BALQSOs and three standard stars have been observed. No clouds but first quarter Moon, probably photometric. Pointing of the telescope was fine and the acquisition procedures for the center and red slit of OSMOS worked well, however in some cases a little time consuming. ------------------------------ Submitted on 2011 May 11 [4:54:16]