MDM Observatory 2.4m Telescope Observing Report for 2021 Dec 03 Observer(s): Meghna Sitaram, Nicole Melso Institution(s): Columbia University Instrument: CHaS Worked for 10 hours (all night) Conditions were Mixed most of the night. No equipment or software problems were encountered. Seeing and Weather: Clouds from 3 until 6. Beg: Patchy Clouds, Winds Calm Mid: Patchy Clouds, Winds Calm End: Overcast, Winds Calm Observing Summary: Continued searching for faint structure around galaxies with the narrowband double filter configuration. Collected great images of a few of our galaxy targets with some interruptions from patchy clouds. At the end of the night, as weather turned overcast, collected dark calibration images and conducted scattered light and spectral overlap tests. ------------------------------ Submitted on 2021 Dec 4 [6:05:55]