MDM Observatory 1.3m Telescope Observing Report for 2019 Dec 13 Observer(s): Edward Lin Institution(s): University of Michiugan Instrument: Templeton Worked for 8 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 1.7 arcsec, Clear, Winds Calm Mid: Seeing 2 arcsec, Clear, Winds Calm End: Seeing 2 arcsec, Clear, Winds Light & Variable Observing Summary: The sky is clear. Good seeing in the beginning of the night. The filter change, however, was fail couple of times. All happened when changing to filter 7 (g filter). Change to other filters and back to g filter fix the issue. ------------------------------ Submitted on 2019 Dec 14 [7:08:35]