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: 0120+31 TY PSC 1454+41 TT BOO No. 668 0206+57A TZ PER 2328+48 Z AND September 6, 2000 ---------------------------------------------------------------------------- 0120+31 TY PISCIUM The dwarf nova type (SU UMA subclass) cataclysmic variable TY PSC is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 05.315 <14.3 SXN SEP 06.2444 12.4 SXN SEP 06.0784 12.1 DPL SEP 05.950 12.4 OJR SEP 06.16 12.2 DGP ---------------------------------------------------------------------------- 0206+57A TZ PERSEI The dwarf nova type (Z CAM subclass) cataclysmic variable TZ PER appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 03.938 <14.1 OJR SEP 05.340 13.8 SXN SEP 04.88 14.0 VET SEP 06.0903 13.3 BRJ SEP 04.896 13.8 MUY SEP 06.16 13.5 DGP SEP 04.945 13.7 RMQ SEP 05.963 13.4 OJR ---------------------------------------------------------------------------- 1454+41 TT BOOTIS The dwarf nova type (SU UMA subclass) cataclysmic variable TT BOO is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 02.867 <14.3 RMQ SEP 05.87 13.6 VET SEP 04.844 <13.9 MGH SEP 06.0313 14.1 CGF SEP 05.1 <13.9 CGF SEP 06.0410 14.0 BRJ SEP 05.815 <13.9 MUY SEP 06.16 13.5 DGP SEP 05.84 13.8 VET ---------------------------------------------------------------------------- 2328+48 Z ANDROMEDAE The symbiotic variable star Z AND appears to be brightening, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 01.928 10.8 OJR SEP 05.0715 10.3 MDP SEP 02.867 10.9 MUY SEP 05.302 9.9 SXN SEP 03.2375 10.3 BVE SEP 05.828 9.7 MUY SEP 03.923 10.6 OJR SEP 06.0680 9.6 DPL SEP 04.863 10.1 MUY SEP 06.0799 10.1 MDP SEP 04.957 10.4 RMQ SEP 06.08 9.8 BRJ SEP 04.9900 10.3 GRL SEP 06.1639 9.8 KMA SEP 05.0361 10.3 KMA SEP 06.2340 9.8 SXN SEP 05.0631 10.1 DPL SEP 05.955 10.1 OJR ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: BRJ - J. BORTLE, USA MDP - P. MCDONALD, CANADA BVE - E. VAN BALLEGOY, NETHERLANDS MGH - H. MCGEE, ENGLAND CGF - G. CHAPLE JR., USA MUY - E. MUYLLAERT, BELGIUM DGP - G. DYCK, USA OJR - J. OSORIO, SPAIN DPL - P. DOMBROWSKI, USA RMQ - M. RESZELSKI, POLAND GRL - B. GRANSLO, NORWAY SXN - M. SIMONSEN, USA KMA - M. KOMOROUS, CANADA VET - M. VERDENET, FRANCE 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! ____________________________________________________________________________