YALO Telescope Observer's Report for 2001 Apr 13

Observer: David Gonzalez
Observed all night from 00:05 to 10:27 UTC.
Conditions were Non-Photometric most of the night.
No equipment or software problems were encountered.

Seeing and Weather:
   Beg: Seeing 2.2 arcsec, Patchy Clouds, Winds Calm
   Mid: Seeing 1.8 arcsec, Clear, Winds Calm
   End: Seeing 1.8 arcsec, Clear, Winds Calm

Observing Summary:

Hello,

A rather late start because of some clouds.
Programme partially accomplished for time reasons and airmass>2 in the case of some targets for Portugal.
Differential magnitude of,
Cen X-4  0.34
4u1543   1.33
XTE  could not be calculated (should exptime be increased?)

That's it,

David


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Submitted by David Gonzalez on 2001 Apr 14 [7:00:21]