MDM Observatory 2.4m Telescope Observing Report for 2009 Aug 28

Observer(s): John Thorstensen
Institution(s): Dartmouth

Instrument: modspec + echelle CCD

Worked for 10 hours (all night)
Conditions were Mixed most of the night.
No equipment or software problems were encountered.

Seeing and Weather:
   Clouds from 8 PM until 10 PM.
   Beg: Seeing 1 arcsec, Clear, Winds Light & Variable
   Mid: Seeing 1 arcsec, Patchy Clouds, Winds Light & Variable
   End: Seeing 1.5 arcsec, Clear, Winds Light & Variable

Observing Summary:


The night started out clear, but rafts of heavy high cloud 
drifted through from time to time.  The second half was almost
all clear, but not photometric.  The seeing wasn't quite as good
as some previous nights.  No problems with the equipment.

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Submitted on 2009 Aug 29 [5:52:24]