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: 0000+55 FI CAS 2138+43 SS CYG No. 523 0744-23 BV PUP 2335+12 HX PEG November 5, 1999 2026-45 TU IND ---------------------------------------------------------------------------- 0000+55 FI CASSIOPEIAE The dwarf nova type (SS CYG subclass) cataclysmic variable FI CAS appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials OCT 28.340 17.4 CCDV OCN NOV 05.296 15.1 OCN NOV 01.290 15.5 CCDV OCN ---------------------------------------------------------------------------- 0744-23 BV PUPPIS The dwarf nova type (SS CYG 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 NOV 02.7347 15.0 SRX NOV 03.7118 14.5 SRX NOV 02.7347 15.0 SRX NOV 05.352 13.5 CCDV OCN ---------------------------------------------------------------------------- 2026-45 TU INDI The dwarf nova type (UG subclass) cataclysmic variable TU IND appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials OCT 28.4611 14.6 WPX NOV 03.4833 <15.0 SRX OCT 30.4375 <15.0 SRX NOV 04.4715 14.2 SRX ---------------------------------------------------------------------------- 2138+43 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 AAVSO Observer UT Mag. Initials UT Mag. Initials NOV 05.0106 11.9 CHR NOV 05.1708 11.0 AAP NOV 05.0210 11.5 GMB NOV 05.1875 11.5 HSG NOV 05.0875 11.0 MDP NOV 05.2028 11.0 KB ---------------------------------------------------------------------------- 2335+12 HX PEGASI The dwarf nova type (UG/VY subclass) cataclysmic variable HX PEG is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials NOV 04.4590 13.6 SRX NOV 05.0799 12.4: SXN NOV 05.0639 12.5: SXN NOV 05.2083 12.6 HSG ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: *** MDP - P. MCDONALD, CANADA AAP - A. ABBOTT, CANADA OCN - S. O'CONNOR, CANADA CHR - R. CHOATE, USA SRX - R. STUBBINGS, AUSTRALIA GMB - M. GABLE, USA SXN - M. SIMONSEN, USA HSG - G. HANSON II, USA WPX - P. WILLIAMS, NEW ZEALAND KB - W. KAMINSKI, 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, Director Gamze Menali, 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! ____________________________________________________________________________