MDM Observatory 2.4m Telescope Observing Report for 2025 May 23 Observer(s): Jiangtao Li, Ignacio Cevallos-Aleman Institution(s): Michigan, Columbia Instrument: CHaS Worked for 1 hours (last half of the night) Conditions were Overcast most of the night. No equipment or software problems were encountered. Seeing and Weather: Clouds all night. Beg: Clear, Winds Calm Mid: Cirrus, Winds Moderate End: Cirrus, Winds Light & Variable Observing Summary: Remained closed due to high levels of dust until ~ 1am. Tried to observe once Kitt Peak opened, but clouds soon came in, making it difficult to guide. ------------------------------ Submitted on 2025 May 24 [4:01:47]