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 1529-40 BR LUP No. 650 0409-71 VW HYI 1934+30 EM CYG July 28, 2000 ---------------------------------------------------------------------------- 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 JUL 24.950 <14.7 RMQ JUL 27.916 12.7 RMQ ---------------------------------------------------------------------------- 0409-71 VW HYDRI The dwarf nova type (SU UMA subclass) cataclysmic variable VW HYI is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials JUL 26.500 13.7 SRX JUL 28.161 9.4 OB JUL 27.1 <12.9 SJX JUL 28.382 10.0 SRX JUL 28.113 9.9 SJX JUL 28.540 9.9 SRX JUL 28.151 9.4 OB ---------------------------------------------------------------------------- 1529-40 BR LUPI The dwarf nova type (SU UMA subclass) cataclysmic variable BR LUP may be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials JUL 20.5111 <15.0 PEX JUL 27.492 13.7 SRX JUL 24.550 <14.8 SRX JUL 27.561 13.7 SRX ---------------------------------------------------------------------------- 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 JUL 23.873 13.7 RMQ JUL 26.403 13.2 LMK JUL 23.9014 14.1 DPV JUL 26.919 13.5 MUY JUL 24.927 13.7 RMQ JUL 27.3125 13.4: LMK JUL 25.323 14.0 LMK JUL 27.878 12.9 RMQ JUL 25.921 13.6 RMQ JUL 27.90 12.3 VET JUL 25.9653 13.7 DPV JUL 28.326 12.9 LMK ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: DPV - P. DUBOVSKY, SLOVAKIA RMQ - M. RESZELSKI, POLAND LMK - M. LINNOLT, USA SJX - J. SMIT, SOUTH AFRICA MUY - E. MUYLLAERT, BELGIUM SRX - R. STUBBINGS, AUSTRALIA OB - M. OVERBEEK, SOUTH AFRICA VET - M. VERDENET, FRANCE PEX - A. PEARCE, AUSTRALIA 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! ____________________________________________________________________________