------------------------------------------------------------------- THE ASTRONOMER Electronic Circular No 1444 1999 Sep 24 06.33UT Ed:Guy M Hurst, 16,Westminster Close, Kempshott Rise, Basingstoke, Hants, RG22 4PP,England.Telephone/FAX(01256)471074Int:+441256471074 INTERNET: GUY@TAHQ.DEMON.CO.UK GMH at AST.STAR.RL.AC.UK WORLD WIDE WEB http://www.demon.co.uk/astronomer ------------------------------------------------------------------- DO DRACONIS We are advised by professional astronomers that observations under a 'target-of-opportunity' have been invoked on the Rossi X-ray Timing Explorer satellite to study DO Draconis during its current outburst (cf E1442, E1443). Recent observations indicate the star is fading: 1999 Sept 21.760, 10.7 T.Kinnunen, Finland 0.44-m refl. (AA) 21.799, 10.7 C.Jones, England 0.45-m refl. (AA) 21.806, 11.2 E.Muyllaert, Belgium 0.21-m T (AA) 22.438, 11.3 R.Modic, USA, 0.50-m refl. (AA) 23.438, 12.3 Modic Further observations are urgently needed and should be e-mailed daily to the editor. Guy M Hurst