YALO Nightly Observing Report for 1999 Aug 9 Observer: David Gonzalez Observed for only a few hours from 03:01 to 6:33 UTC. Conditions were Photometric most of the night. No equipment or software problems were encountered. Seeing and Weather: Beg: Seeing 1.6 arcsec, Clear, Winds Calm Mid: Clear, Winds Calm End: Clear, Winds Calm Observing Summary: Only observations in V-band as the filter wheel is not responding (see problem report) Differential; Magnitude of Aql X-1: V=0.525 Dewar pressure: 3.7 - 7 ------------------------------ Submitted by David Gonzalez on 1999 Aug 10 [4:34:24]