MDM Observatory 2.4m Telescope Observing Report for 2009 Nov 10

Observer(s): M. Kilic
Institution(s): CfA/OSU

Instrument: Direct Echelle

Worked for 12 hours (all night)
Conditions were Mixed most of the night.
No equipment or software problems were encountered.

Seeing and Weather:
   Clouds from 2:20 until 3:30.
   Beg: Seeing 0.9 arcsec, Clear, Winds Calm
   Mid: Seeing 0.8 arcsec, Cirrus, Winds Calm
   End: Seeing 0.9 arcsec, Cirrus, Winds Calm

Observing Summary:

It started clear with good seeing. A patch of clouds moved in
around 02:20 AM, but it cleared again after an hour. There was
cirrus visible in the morning. 
The seeing was sub-arcsecond all night.

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Submitted on 2009 Nov 11 [6:46:25]