MDM Observatory 2.4m Telescope Observing Report for 2019 May 31 Observer(s): DeFelippis Institution(s): Columbia Instrument: OSMOS Worked for 8 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: Spent first half of night observing objects alternating between g and r bands. Second half was devoted primarily to Halpha filter. Weather was essentially ideal the entire night, no functionality issues. ------------------------------ Submitted on 2019 Jun 2 [2:50:05]