MDM Observatory 2.4m Telescope Observing Report for 2015 Mar 20 Observer(s): Black & Fesen Institution(s): Dartmouth 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: Seeing 1.5 arcsec, Clear, Winds Calm Mid: Seeing 1.5 arcsec, Clear, Winds Calm End: Seeing 1.5 arcsec, Clear, Winds Calm Observing Summary: Weather stayed clear the whole night. We had some initial issues with the guider not guiding particularly well, but it got better after about an hour. The guider probe got stuck at one point, but after power cycling it worked fine. ------------------------------ Submitted on 2015 Mar 21 [6:03:20]