MDM Observatory 2.4m Telescope Observing Report for 2009 Dec 06 Observer(s): Zhu,Zhao Institution(s): University of Michigan Instrument: TIFKAM No Observing (see comments below) Bad weather most of the night. Problems were encountered, see the separate trouble report for details. Seeing and Weather: High Humidity all night. Observing Summary: Humidity >90% throughout the night Take some test runs for TIFKAM. Various exposures to measure the saturation curve The air conditioning computer keep saying System disabled, sensor malfunction. We need to restart it every ~2 hours. We also turned the mirror heater on since dew point is very high. ------------------------------ Submitted on 2009 Dec 7 [1:50:30]