THE AMERICAN ASSOCIATION OF VARIABLE STAR OBSERVERS 25 Birch Street, Cambridge, MA 02138 USA Tel. 617-354-0484 Fax 617-354-0665 INTERNET: aavso@aavso.org * * * AAVSO NEWS FLASH * * * Subject: RX And, SV CMi, VW Hyi, WX Hyi, KT Per No. 247 January 12, 1998 ________________________________________________________________________________ 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 JAN 05.891 13.9 PYG JAN 10.828 10.9 SPK JAN 06.842 14.0 PYG JAN 10.836 11.2 PYG JAN 09.7604 11.1 CMG JAN 10.9980 10.8 TSC JAN 09.849 10.8 DPA JAN 11.072 11.1 MKJ JAN 09.865 11.0 SPK JAN 11.074 11.3 CGF JAN 10.108 11.0 MKJ JAN 11.833 11.5 SPK JAN 10.7780 11.0 VFK JAN 11.944 11.6 CGF ------------------------------------------------------------------------------ SV CANIS MINORIS The dwarf nova type (Z Cam subclass) cataclysmic variable SV CMi appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials DEC 30.5069 14.8 SRX JAN 10.158 <13.8 MKJ DEC 31.5181 <14.5 SRX JAN 11.5021 13.4 SRX JAN 08.5097 <13.6 SRX ------------------------------------------------------------------------------ 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 JAN 04.82 13.8 MLF JAN 10.784 12.7 MLF JAN 08.4722 13.6 SRX JAN 10.856 12.3 MLF JAN 09.8 <12.9 MLF JAN 11.4764 9.5 SRX JAN 10.5160 13.3 SRX JAN 11.753 9.6 OB JAN 10.7 <12.9 OB ------------------------------------------------------------------------------ WX HYDRI The dwarf nova type (SU UMa subclass) cataclysmic variable WX Hyi is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials JAN 04.7 <13.0 OB JAN 10.753 12.2 OB JAN 04.83 <13.7 MLF JAN 10.781 12.6 MLF JAN 08.4715 <13.7 SRX JAN 10.854 12.4 MLF JAN 10.5229 13.7 SRX JAN 11.4750 12.3 SRX JAN 10.5694 13.2 SRX JAN 11.751 12.3 OB ------------------------------------------------------------------------------ KT PERSEI The dwarf nova type (Z Cam subclass) cataclysmic variable KT Per is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials JAN 03.1076 14.7: HSG JAN 11.069 12.2 CGF JAN 05.904 14.5 PYG JAN 11.081 12.7 MKJ JAN 10.851 12.2 PYG JAN 12.019 12.4 CGF ----------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: CGF - G. Chaple, USA OB - D. Overbeek, South Africa CMG - G. Comello, Holland PYG - G. Poyner, England DPA - A. Diepvens, Belgium SPK - P. Schmeer, Germany HSG - G. Hanson, USA SRX - R. Stubbings, Australia MKJ - J. McKenna, USA TSC - S. Tracy, USA MLF - B. Monard, South Africa VFK - F. Vohla, Germany Please monitor these and other variable stars closely and phone-in, fax, or e-mail your observations to the AAVSO. Good observing! Rebecca Pellock, Technical Assistant on behalf of Janet A. Mattei, Director ________________________________________________________________________________ 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 sending a message to: observations@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 We look forward to including your observations in future editions of AAVSO NEWS FLASH! ______________________________________________________________________________