MDM Observatory 2.4m Telescope Observing Report for 2025 Apr 18 Observer(s): M. Sitaram, N. Melso Institution(s): Columbia Instrument: CHaS No Observing (see comments below) Bad weather 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 all night. Remained closed with the peak and performed commissioning tasks. Adjusted flat mirror and field corrector to better center FOV on the detector. ------------------------------ Submitted on 2025 Apr 19 [3:50:40]