MDM Observatory 1.3m Telescope Observing Report for 2025 Feb 23 Observer(s): Jiang-Tao Li, Hui-Yang Mao,Zi-Chong Zhang Institution(s): PMO Instrument: CCDS Worked for 14 hours (all night) Conditions were Photometric most of the night. No equipment or software problems were encountered. Seeing and Weather: Beg: Clear, Winds Calm Mid: Clear, Winds Calm End: Clear, Winds Calm Observing Summary: Finder mirror couldn't move in and out. ------------------------------ Submitted on 2025 Feb 24 [6:43:55]