YALO Telescope Observer's Report for 2000 May 15

Observer: David Gonzalez
Observed for most of the night from 2:38 to 10:28 UTC.
Conditions were Non-Photometric most of the night.
No equipment or software problems were encountered.

Seeing and Weather:
   Beg: Seeing 1.6 arcsec, Clear, Winds Light & Variable
   Mid: Seeing 1.6 arcsec, Clear, Winds Light & Variable
   End: Seeing 1.6 arcsec, Clear, Winds Light & Variable

Observing Summary:

Hello everyone,

A very late start because of high humidity.

Differential Magnitude of:
Aql X-1  = 3.305
XTE1550  = 19.039
4u1543   = 16.529

I delivered personally the following tapes to Rene:
YALO           2000_0505 - 2000_0510  5 tapes
PORTUGAL       2000_0423 - 2000_0502  2 tapes
CTIO_STROLGER  2000_0506 - 2000_0511  1 tape
CTIO_WACHTER   2000_0411 - 2000_0515  1 tape
YALO_FOCUS     2000_0509 - 2000_0515  1 tape
The above totals 10 tapes

See you next week,

David

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Submitted by David Gonzalez on 2000 May 16 [6:28:54]