YALO Nightly Observing Report for 1999 Sep 19

Observer: David Gonzalez
Observed all night from 23:17 to 10:00 UTC.
Conditions were Photometric most of the night.
No equipment or software problems were encountered.

Seeing and Weather:
   Beg: Seeing 1.4 arcsec, Clear, Winds Calm
   Mid: Seeing 1.8 arcsec, Clear, Winds Calm
   End: Seeing 1.6 arcsec, Clear, Winds Calm

Observing Summary:

Charles, PG2213 and T Phe could not be observed for a second time (out of reach). Also, it was already dawn when I was about to observe AO620 (sort of ambitious programme!).
Differential magnitude of Aql X-1:
R=2.245
V=0.65

Let me know early what kind of flats we will need for tomorrow.

No problems or crashes of any kind.

David

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Submitted by David Gonzalez on 1999 Sep 20 [6:14:42]