YALO Telescope Observer's Report for 2001 Jun 20

Observer: David Gonzalez
Observed all night from 22:22 to 09:38 UTC.
Conditions were Photometric most of the night.
No equipment or software problems were encountered.

Seeing and Weather:
   Beg: Seeing 1.2 arcsec, Clear, Winds Calm
   Mid: Seeing 1.2 arcsec, Clear, Winds Moderate
   End: Seeing 1.4 arcsec, Clear, Winds Calm

Observing Summary:

Hello,

Programme fully accomplished (photometric).

Differential magnitude of,
Cen X-4   0.48
4u1543    1.34
XTE1550   7.35
Aql X-1   2.18 (Charles, relax!)

That's it,

David


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Submitted by David Gonzalez on 2001 Jun 21 [5:41:25]