MDM Observatory 2.4m Telescope Observing Report for 2025 May 11 Observer(s): Oey, Astro 461 Institution(s): Michigan Instrument: CCDS Worked for 2 hours (last half of the night) Conditions were Mixed most of the night. Problems were encountered, see the separate trouble report for details. Seeing and Weather: Clouds all night. Beg: Overcast, Winds Light & Variable, dust Mid: Patchy Clouds, Winds Moderate, some dust End: Patchy Clouds, Winds Moderate, a bit of dust Observing Summary: JSkyCalc gives the wrong HA and airmass. Did not attempt to guide, so guider is probably still broken. ------------------------------ Submitted on 2025 May 12 [5:00:24]