MDM Observatory 2.4m Telescope Observing Report for 2017 Mar 19 Observer(s): Donghoon Son Institution(s): SNU Instrument: OSMOS Worked for 11.5 hours (all night) Conditions were Non-Photometric most of the night. Problems were encountered, see the separate trouble report for details. Seeing and Weather: Beg: Seeing 1.3 arcsec, Clear, Winds Calm Mid: Clear, Winds Calm End: Cirrus, Winds Calm Observing Summary: I could not observe during 03~04 am due to clouds, ccd readout and dome problems from 4 am. ------------------------------ Submitted on 2017 Mar 20 [5:28:51]