MDM Observatory 1.3m Telescope Observing Report for 2021 Nov 03 Observer(s): Xiaodi Yu, Yuming Fu, Zihao Lin, Qinnan Zhu, Jia Guo Institution(s): PKU, THU, NJU Instrument: CCDS Worked for 12 hours (all night) Conditions were Non-Photometric most of the night. No equipment or software problems were encountered. Seeing and Weather: Beg: Seeing 1.0 arcsec, Clear, Winds Calm Mid: Seeing 1.5 arcsec, Clear, Winds Calm End: Seeing 1.3 arcsec, Clear, Winds Calm Observing Summary: Dome opened at 18:54 and closed at 6:10. The observation went well without problems. The weather was OK, although the seeing condition in the middle of the night is not good (1.5-1.6''). The instruments run normally. ------------------------------ Submitted on 2021 Nov 4 [6:51:31]