THE AMERICAN ASSOCIATION OF VARIABLE STAR OBSERVERS 25 Birch Street, Cambridge, MA 02138 USA Tel. 617-354-0484 Fax 617-354-0665 http://www.aavso.org * * * AAVSO NEWS FLASH * * * Subject: 1934+30 EM CYG No. 459 1951-09 UU AQL June 29, 1999 ---------------------------------------------------------------------------- 1934+30 EM CYGNI The dwarf nova type (Z CAM subclass) cataclysmic variable EM CYG is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials JUN 23.949 13.9 MUY JUN 25.951 12.9 MUY JUN 24.2210 13.3 CCDV ZRE JUN 26.0007 12.5 POX JUN 24.974 12.8 MUY JUN 27.953 12.8 MUY JUN 25.09 13.4 DGP JUN 29.2396 12.9 RR ---------------------------------------------------------------------------- 1951-09 UU AQUILAE The dwarf nova type cataclysmic variable UU AQL is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials JUN 19.311 16.7 OCN JUN 27.134 11.4 OB JUN 22.2600 14.95 CCDV ZRE JUN 27.2630 12.05 CCDV ZRE JUN 24.993 <13.9 MUY JUN 27.292 11.7 OCN JUN 25.9 <12.6 OB JUN 27.950 11.7 MUY JUN 26.264 11.8 MRV ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: DGP - G. DYCK, USA OCN - S. O'CONNOR, CANADA MRV - R. MODIC, USA POX - M. POXON, ENGLAND MUY - E. MUYLLAERT, BELGIUM RR - R. ROYER, USA OB - M. OVERBEEK, SOUTH AFRICA ZRE - R. ZISSELL, USA Please monitor these and other variable stars closely and phone-in, fax, or e-mail your observations to the AAVSO. Good observing! Janet A. Mattei, Director Rebecca Pellock, Technical Assistant ____________________________________________________________________________ Symbols may include: < = fainter than magnitude given (variable not seen) : = uncertain CCDV = Charge-coupled device with (V) filter If you would like to contribute to AAVSO NEWS FLASH, please send observations of unusual variable star activity to: observations@aavso.org Those who wish to subscribe (free of charge) or unsubscribe to NEWS FLASH may do so by visiting the following web page: http://www.aavso.org If you would like data from the AAVSO International Database for research purposes, please send your request to: Janet Mattei, AAVSO Director, at aavso@aavso.org An archive of past issues of the News Flash is available at the following web page: http://www.aavso.org/newsflash/ We look forward to including your observations in future editions of AAVSO NEWS FLASH! ____________________________________________________________________________