MDM Observatory 1.3m Telescope Observing Report for 2021 May 17 Observer(s): Donghoon Son Institution(s): SNU Instrument: Templeton Worked for 10.5 hours (all night) Conditions were Photometric most of the night. No equipment or software problems were encountered. Seeing and Weather: Beg: Seeing 1.9 arcsec, Clear, Winds Moderate, ~12mph Mid: Seeing 1.9 arcsec, Clear, Winds Moderate, ~10mph End: Seeing 1.9 arcsec, Clear, Winds Moderate, ~8mph Observing Summary: Patch clouds were full of the sky in the evening, therefore I could not get the evening flat. It was cleared since ~8:40pm. Around 10pm, OWL did not work for exposing and saving file. After Controller - Setup - Apply, then it's work well. After that, everything went well. ------------------------------ Submitted on 2021 May 18 [5:48:24]