MDM Observatory 1.3m Telescope Observer's Report for 2001 Feb 19

Observer(s): Lepine, Zurek
Institution(s): Columbia

Instrument: Mk III spectrograph

Worked for 11 hours (all night)
Conditions were Non-Photometric most of the night.
No equipment or software problems were encountered.

Seeing and Weather:
   Beg: Clear, Winds Calm
   Mid: Clear, Winds Calm
   End: Cirrus, Winds Calm

Observing Summary:

Excellent seeing at the start of the night, and very low
sky background, but apparent uniform, grey sky extinction.
Haze? High altitude clouds?

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Submitted on 2001 Feb 20 [8:09:29]