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: 0130+50 KT PER 1552+72 SS UMI No. 677 0524-03 V1159 ORI 1934+30 EM CYG September 26, 2000 0605+47 SS AUR 2023+43 V503 CYG ---------------------------------------------------------------------------- 0130+50 KT PERSEI The dwarf nova type (Z CAM subclass) cataclysmic variable KT PER appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 24.906 15.1 RMQ SEP 25.817 <14.5 RMQ SEP 25.2424 <14.7 HSG SEP 26.2569 14.2 HSG ---------------------------------------------------------------------------- 0524-03 V1159 ORIONIS The dwarf nova type (SU UMA subclass) cataclysmic variable V1159 ORI is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 18.057 <13.8 RMQ SEP 24.854 13.5 PEX SEP 23.055 <13.5 RMQ SEP 25.056 13.4 RMQ SEP 24.060 13.4 RMQ SEP 25.4055 12.9 DPL ---------------------------------------------------------------------------- 0605+47 SS AURIGAE The dwarf nova type cataclysmic variable SS AUR is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 25.042 15.0 RMQ SEP 26.115 11.0 GRL SEP 25.09 14.2 KTO SEP 26.2597 11.0 HSG SEP 26.09 11.0 KTO ---------------------------------------------------------------------------- 1552+72 SS URSAE MINORIS The dwarf nova type (SU UMA subclass) cataclysmic variable SS UMI appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 25.1229 <15.8 HSG SEP 26.2299 14.9 HSG SEP 25.799 <14.7 RMQ SEP 26.2604 14.8 HSG SEP 26.1250 14.8 HSG ---------------------------------------------------------------------------- 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 SEP 23.879 13.7 RMQ SEP 24.9326 13.4 DPV SEP 24.2368 13.7 HSG SEP 25.2194 13.5 HSG SEP 24.853 13.5 RMQ SEP 25.82 12.6 VET SEP 24.858 13.8 MUY SEP 25.832 13.0 RMQ SEP 24.87 13.3 MOI SEP 26.2347 12.6 HSG ---------------------------------------------------------------------------- 2023+43 V503 CYGNI The dwarf nova type (SU UMA subclass) cataclysmic variable V503 CYG appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 22.1840 17.50 CCDV ZRE SEP 24.868 <15.2 RMQ SEP 23.891 <15.5 RMQ SEP 25.2236 <15.2 HSG SEP 24.033 <15.0 PYG SEP 26.2382 15.0 HSG ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: DPL - P. DOMBROWSKI, USA MUY - E. MUYLLAERT, BELGIUM DPV - P. DUBOVSKY, SLOVAKIA PEX - A. PEARCE, AUSTRALIA GRL - B. GRANSLO, NORWAY PYG - G. POYNER, ENGLAND HSG - G. HANSON II, USA RMQ - M. RESZELSKI, POLAND KTO - T. KINNUNEN, FINLAND VET - M. VERDENET, FRANCE MOI - E. MORILLON, FRANCE 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! ____________________________________________________________________________