YALO Telescope Observer's Report for 2001 Aug 19

Observer: David Gonzalez
Observed all night from 22:55 to 09:58 UTC.
Conditions were Photometric most of the night.
No equipment or software problems were encountered.

Seeing and Weather:
   Beg: Seeing 1.8 arcsec, Clear, Winds Calm
   Mid: Seeing 2.0 arcsec, Clear, Winds Calm
   End: Seeing 2.8 arcsec, Clear, Winds Calm

Observing Summary:

Hello,

Programme fully accomplished without problems. We had a variable seeing throughout the night.

Differential magnitudes of,
4u1643   1.36
XTE1550  6.99
Aql X-1  3.5

Chao
David



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Submitted by David Gonzalez on 2001 Aug 20 [6:02:17]