MDM Observatory 2.4m Telescope Observing Report for 2024 Jan 05 Observer(s): M. Sitaram, N. Melso Institution(s): Columbia University Instrument: CHaS No Observing (see comments below) Conditions were Mixed most of the night. No equipment or software problems were encountered. Seeing and Weather: High Humidity all night. Observing Summary: Threatening clouds and high humidity in the beginning of the night. Tried to open with KPNO but noticed significant ice buildup on the detector, probably from the last few cold humid nights. Persistent high humidity -- we used N2 but were unable to clear ice completely from the detector. ------------------------------ Submitted on 2024 Jan 6 [4:41:59]