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: 0006-12 WW CET 0640-16 HL CMA No. 393 0058+40 RX AND 0641+28 IR GEM February 8, 1999 0206+57A TZ PER 0854-24 VZ PYX 0207-63 WX HYI 1120-35 V442 CEN ---------------------------------------------------------------------------- 0006-12 WW CETI The dwarf nova type (possible Z CAM subclass) cataclysmic variable WW CET is undergoing an outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials JAN 26.7 <12.9 OB FEB 06.748 11.0 OB FEB 05.757 10.7 OB FEB 08.4479 12.0 SRX ---------------------------------------------------------------------------- 0058+40 RX ANDROMEDAE The dwarf nova type (Z CAM subclass) cataclysmic variable RX AND is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 04.811 14.2: PYG FEB 07.773 12.4 MUY FEB 06.86 13.0 KTO ---------------------------------------------------------------------------- 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 FEB 06.87 14.0 KTO FEB 07.788 13.0 MUY FEB 07.0660 13.8 MKJ ---------------------------------------------------------------------------- 0207-63 WX HYDRI The dwarf nova type (SU UMA subclass) cataclysmic variable WX HYI appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 06.75 14.0 MLF FEB 08.4563 12.6 SRX FEB 07.4417 12.3 SRX ---------------------------------------------------------------------------- 0640-16 HL CANIS MAJORIS The dwarf nova type cataclysmic variable HL CMA is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 04.0125 <14.0 DPL FEB 06.916 12.6 OJR FEB 04.4861 <13.7 SRX FEB 07.4437 11.6 SRX FEB 05.0889 <13.0 BEB FEB 07.844 11.4 MUY FEB 06.0160 12.9 DPL FEB 08.4889 11.4 SRX ---------------------------------------------------------------------------- 0641+28 IR GEMINORUM The dwarf nova type (SU UMA subclass) cataclysmic variable IR GEM is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 06.0680 16.39 CCDV ZRE FEB 07.778 12.8 MUY FEB 06.89 <13.4 KTO FEB 08.4493 13.2 SRX FEB 07.4799 14.5 SRX ---------------------------------------------------------------------------- 0854-24 VZ PYXIDIS The dwarf nova type (SU UMA subclass) cataclysmic variable VZ PYX has experienced an outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 04.5076 <14.7 SRX FEB 07.4431 13.2 SRX FEB 05.791 12.5 MLF FEB 08.5042 14.9 SRX FEB 06.829 13.1 MLF ---------------------------------------------------------------------------- 1120-35 V442 CENTAURI The dwarf nova type (SS CYG subclass) cataclysmic variable V442 CEN is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials JAN 28.95 <14.4 MLF FEB 06.866 12.3 MLF FEB 02.0 <13.2 OB FEB 07.015 12.0 OB FEB 05.826 12.4 OB FEB 07.4465 12.2 SRX FEB 05.839 12.3 MLF FEB 08.5076 12.3 SRX ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: BEB - R. BERG, USA OB - M. OVERBEEK, SOUTH AFRICA DPL - P. DOMBROWSKI, USA OJR - J. OSORIO, SPAIN KTO - T. KINNUNEN, FINLAND PYG - G. POYNER, ENGLAND MKJ - J. MCKENNA, USA SRX - R. STUBBINGS, AUSTRALIA MLF - L. MONARD, SOUTH AFRICA ZRE - R. ZISSELL, USA MUY - E. MUYLLAERT, BELGIUM 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! ____________________________________________________________________________