MDM Observatory 2.4m Telescope Observing Report for 2012 May 20 Observer(s): Rhiannon Griffin (student of Xinyu Dai) Institution(s): University of Oklahoma Instrument: OSMOS Worked for 9 hours (all night) Conditions were Photometric most of the night. Problems were encountered, see the separate trouble report for details. Seeing and Weather: Beg: Clear, Winds Calm Mid: Seeing 1.6 arcsec, Clear, Winds Calm End: Seeing 1.8 arcsec, Clear, Winds Calm Observing Summary: Had pointing problems until midnight (most likely user error) After midnight, was able to take images. Seeing wasn't great and was variable ------------------------------ Submitted on 2012 May 21 [5:24:59]