============================================================================== NOTE: For the last two days the AAVSO has been unable to access its new email messages. Our system is now functioning properly, and there is no need to resend recent mail. We apologize for any inconvenience that this may have caused. ============================================================================== 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: WX Hyi, X Leo, RZ LMi, BI Ori, No. 250 CN Ori, BV Pup, SU UMa January 22, 1998 ________________________________________________________________________________ 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 UT Mag. Initials JAN 20.5688 13.9 SRX JAN 21.4701 12.6 SRX JAN 21.5611 12.6 SRX ------------------------------------------------------------------------------ X LEONIS The dwarf nova type (SS Cyg subclass) cataclysmic variable X Leo is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials JAN 09.5201 <15.3 HSG JAN 20.5222 12.3 SRX JAN 16.6083 12.4 SRX JAN 21.1924 12.2 SWT JAN 17.5160 12.3 SRX JAN 21.5361 12.7 SRX JAN 19.2368 12.5 HSG JAN 22.3632 13.0 RR JAN 19.955 12.7 PYG ------------------------------------------------------------------------------ RZ LEONIS MINORIS The dwarf nova type (SU UMa subclass) cataclysmic variable RZ LMi is in outburst, as indicated by the following observations: AAVSO Observer UT Mag. Initials JAN 09.5299 15.7: HSG JAN 19.2486 14.2 HSG JAN 19.933 14.0 PYG ------------------------------------------------------------------------------ BI ORIONIS The dwarf nova type cataclysmic variable BI Ori appears to be in outburst, as indicated by the following observations: AAVSO Observer UT Mag. Initials JAN 19.1236 <15.1 HSG JAN 20.4792 14.7 SRX JAN 20.5778 14.6 SRX JAN 21.4771 14.6 SRX ------------------------------------------------------------------------------ CN ORIONIS The dwarf nova type (Z Cam subclass) cataclysmic variable CN Ori is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials JAN 17.4833 14.5 SRX JAN 20.5764 12.7 SRX JAN 19.1222 13.8 HSG JAN 21.0986 12.6 SWT JAN 19.911 14.2 PYG JAN 21.4778 12.7 SRX JAN 20.4778 12.8 SRX ------------------------------------------------------------------------------ BV PUPPIS The dwarf nova type (Z Cam subclass) cataclysmic variable BV Pup appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials JAN 05.50620 15.0 SRX JAN 17.4931 13.7 SRX JAN 08.50830 <14.1 SRX JAN 20.4861 13.2 SRX JAN 15.4729 14.2 SRX JAN 21.4847 13.2 SRX JAN 16.4792 14.1 SRX ------------------------------------------------------------------------------ SU URSAE MAJORIS The dwarf nova type (SU UMa subclass prototype) cataclysmic variable SU UMa appears to be in outburst, as indicated by the following observations: AAVSO Observer UT Mag. Initials JAN 19.2389 13.9 HSG JAN 19.919 13.9 PYG JAN 21.1799 11.8 SWT ----------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: HSG - G. Hanson, USA PYG - G. Poyner, England RR - R. Royer, USA SRX - R. Stubbings, Australia SWT - R. Stewart, 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 ________________________________________________________________________________ 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! _______________________________________________________________________________