MDM Observatory 1.3m Telescope Observing Report for 2011 Dec 24

Observer(s): Halpern, McCarrick, Gordon
Institution(s): Columbia U.

Instrument: CCDS

Worked for 13 hours (all night)
Conditions were Photometric most of the night.
No equipment or software problems were encountered.

Seeing and Weather:
   Beg: Seeing 1.5 arcsec, Clear, Winds High
   Mid: Seeing 2. arcsec, Clear, Winds High
   End: Seeing 1.5 arcsec, Clear, Winds High

Observing Summary:

The N-S oscillation is back, I am sorry to report.
But only for about 1/2 hour.   There were no other
problems.

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Submitted on 2011 Dec 25 [6:50:12]