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: 1951-09 UU AQL No. 594 2138+43 SS CYG March 21, 2000 ---------------------------------------------------------------------------- 1951-09 UU AQUILAE The dwarf nova type cataclysmic variable UU AQL appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 15.7583 <14.0 SRX MAR 20.7410 11.7 SRX MAR 20.7292 11.7 SRX ---------------------------------------------------------------------------- 2138+43 SS CYGNI The dwarf nova type (SS CYG subclass prototype) cataclysmic variable SS CYG is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 14.4875 12.0 HSG MAR 17.4438 11.8 KMA MAR 17.193 11.7 MUY MAR 19.1979 8.7 MED MAR 17.21 11.5 GGX MAR 21.194 8.8 SPK ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: GGX - G. GUZMAN, FRANCE MUY - E. MUYLLAERT, BELGIUM HSG - G. HANSON II, USA SPK - P. SCHMEER, GERMANY KMA - M. KOMOROUS, CANADA SRX - R. STUBBINGS, AUSTRALIA MED - K. MEDWAY, ENGLAND 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! ____________________________________________________________________________