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: HL CMa, SS Cyg, AB Dra, FO Per, KT Per No. 251 January 23, 1998 ________________________________________________________________________________ HL CANIS MAJORIS The dwarf nova type (Z Cam subclass) cataclysmic variable HL CMa appears to be in outburst, as indicated by the following observations: AAVSO Observer UT Mag. Initials JAN 21.4806 <13.8 SRX JAN 23.4861 11.8 SRX JAN 23.5882 11.6 SRX ----------------------------------------------------------------------------- SS CYGNI The dwarf nova type (SS Cyg subclass prototype) cataclysmic variable SS Cyg may be brightening, as indicated by the following observations: AAVSO Observer UT Mag. Initials JAN 19.0944 12.5 HSG JAN 20.9688 12.0 KMA JAN 22.97 11.2 DGP ----------------------------------------------------------------------------- AB DRACONIS The dwarf nova type (Z Cam subclass) cataclysmic variable AB Dra appears to be in outburst, as indicated by the following observations: AAVSO Observer UT Mag. Initials JAN 19.813 13.8 PYG JAN 22.97 12.9 DGP ----------------------------------------------------------------------------- FO PERSEI The dwarf nova type cataclysmic variable FO Per appears to be in outburst, as indicated by the following observations: AAVSO Observer UT Mag. Initials JAN 19.1194 <15.0 HSG JAN 22.97 13.2 DGP ----------------------------------------------------------------------------- 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 UT Mag. Initials JAN 19.1104 15.0: HSG JAN 19.869 14.6 PYG JAN 22.97 12.4 DGP ----------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: DGP - G. Dyck, USA HSG - G. Hanson, USA KMA - M. A. Komorous, Canada PYG - G. Poyner, USA SRX - R. Stubbings, 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! _____________________________________________________________________________