MDM Observatory 2.4m Telescope Observing Report for 2019 Sep 11 Observer(s): Rupert Institution(s): MDM Instrument: OSMOS/B Worked for 9 hours (most of the night) Conditions were Photometric most of the night. No equipment or software problems were encountered. Seeing and Weather: High Humidity from 9:30 until 11. Beg: Seeing 1.2 arcsec, Clear, Winds Calm Mid: Seeing 1.0 arcsec, Clear, Winds Calm End: Seeing 1.5 arcsec, Clear, Winds Light & Variable Observing Summary: Was able to open and get some data before a short burst of high humidity forced me to close around 9:30. I opened up again at 11 and was able to work the rest of the night. Huzzah! ------------------------------ Submitted on 2019 Sep 12 [4:36:57]