MDM Observatory 2.4m Telescope Observer's Report for 2002 Apr 13

Observer(s): Crotts
Institution(s): Columbia

Instrument: Mrk III/Echelle

Worked for 9 hours (all night)
Conditions were Non-Photometric most of the night.
Problems were encountered, see the separate trouble report for details.

Seeing and Weather:
   Beg: Seeing 2 arcsec, Patchy Clouds, Winds Calm
   Mid: Seeing 1.5 arcsec, Cirrus, Winds Calm
   End: Seeing 1 arcsec, Clear, Winds Calm

Observing Summary:

Guider stopped working; lost about 90 minutes.  Note that guider
didn't work in about 1/3 of foelds, anyway, due to lack of
sufficiently bright stars.

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Submitted on 2002 Apr 14 [4:56:32]