MDM Observatory 2.4m Telescope Observing Report for 2023 Oct 14 Observer(s): M. Sitaram and M. Messere Institution(s): Columbia University Instrument: CHaS Worked for 11.5 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: Nice weather all night. Collected a few hours of data on each of our galaxy targets and flat field images for calibration in the morning. Some issues with the MIS software required power cycling the MIS controller a couple times throughout the night. Also a couple times the guider star seemed to jump during guiding. Overall instrument and telescope performed well. ------------------------------ Submitted on 2023 Oct 15 [6:40:28]