YALO Nightly Observing Report for 1999 Oct 28

Observer: David Gonzalez
Observed all night from 23:58 to 9:00 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 Light & Variable
   Mid: Seeing 1.8 arcsec, Clear, Winds Moderate
   End: Seeing 2.4 arcsec, Clear, Winds Moderate

Observing Summary:

Differential magnitude of Aql X-1:
R=2.9
V=0.335
Again wind played its part in some images (~26 mph).

Rene, I'm sending you 2 boxes of tapes containing data for:
YALO 991024-991028 (5 tapes)
CHILE_MAZA 991023-991027 (1 tape)
CTIO_RUBINSTEIN 991017-991023 (1 tape)
YALO 990922 (1 tape) a copy requested by Charles

See you folks,

David

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Submitted by David Gonzalez on 1999 Oct 29 [5:24:36]