YALO Telescope Observer's Report for 2001 Jul 11 Observer: Juan Espinoza Observed first half of the night from 22:55 to 04:18 UTC. Conditions were Photometric most of the night. Problems were encountered, see the summary for details. Seeing and Weather: Beg: Seeing 1.6 arcsec, Clear, Winds Light & Variable Mid: Seeing 1.4 arcsec, Cirrus, Winds Light & Variable End: Overcast, Winds High Observing Summary: Non-Photometric program abruptly stoped due thick clouds. Yale magnitudes Cen X-4 0.63 4u1543 1.34 xte1550 7.7 Aql X-1 2.44 That is all ------------------------------ Submitted by Juan Espinoza on 2001 Jul 12 [6:25:02]