MDM Observatory 1.3m Telescope Observing Report for 2021 Sep 10

Observer(s): Donghoon Son
Institution(s): SNU

Instrument: Templeton

Worked for 8 hours (most of the night)
Conditions were Mixed most of the night.
No equipment or software problems were encountered.

Seeing and Weather:
   Clouds from 01 until .
   Beg: Seeing 1.7 arcsec, Clear, Winds High
   Mid: Seeing 1.6 arcsec, Clear, Winds Moderate
   End: Cirrus, Winds Moderate

Observing Summary:

High humid (upto 80%), High wind (~12mph NW), Variable seeing 1.7  ~ above 4  at the beginning.
After ~10pm, humidity, wind speed, and seeing size decreased.

Observation stopped for ~1.5 hr (23:00~0:35) due to the CCD S/W problem.
The 2.4m observers fixed it by recycling the power of a CCD controller.

After ~2hrs observation, 
Dome closed at ~2:30 because there was no more target and thin clouds covered all sky.


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Submitted on 2021 Sep 11 [3:08:19]