MDM Observatory 2.4m Telescope Observing Report for 2018 Apr 07 Observer(s): Hodges-Kluck, Hillig Institution(s): Michigan Instrument: OSMOS/B Worked for 11 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 0.9 arcsec, Clear, Winds Light & Variable Mid: Seeing 0.8 arcsec, Clear, Winds Calm End: Seeing 1.2 arcsec, Clear, Winds Light & Variable Observing Summary: The weather was very good all night, and we observed NGC 4395 for 9 hours. The telescope focus value slipped over time, and maybe also during slewing. See the trouble report. We manually adjusted the focus every so often. ------------------------------ Submitted on 2018 Apr 8 [6:03:45]