MDM Observatory 2.4m Telescope Observer's Report for 2001 Sep 11 Observer(s): Brian Chaboyer, Laura Touille, Lindsay Bartholomew Institution(s): Dartmouth Instrument: MDM 8K mosaic Worked for 8 hours (most of the night) Conditions were Mixed most of the night. Problems were encountered, see the summary for details. Seeing and Weather: Clouds from 7 until 9. Beg: Overcast, Winds Calm Mid: Seeing 2 arcsec, Cirrus, Winds Calm End: Seeing 1.4 arcsec, Patchy Clouds, Winds Calm Observing Summary: Clouds at the start and the end of the night. Poor seeing at the start of the night. Minor problem with the tracking motors described in trouble report. ------------------------------ Submitted on 2001 Sep 12 [5:16:50]