YALO Telescope Observer's Report for 2000 Apr 18 Observer: Juan Espinoza Observed all night from 2325 to 1010 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 1.4 arcsec, Clear, Winds Moderate End: Seeing 1.4 arcsec, Clear, Winds Light & Variable Observing Summary: Hello - Photom Program completed although with some delays such as a late start and to a request from Rene M. take a good secuence of focus for testing reasons. (20 minutes) Differential magnitude for Aql: -3.45 Not sure if this is done correctly but according to my reduction of magnitude of XTE1550 in V band is 17.9 on average. No other problems to report. cheers ------------------------------ Submitted by Juan Espinoza on 2000 Apr 19 [6:36:04]