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: 0058+40 RX AND 1953+77 AB DRA No. 710 0139+37 AR AND 2335+12 HX PEG December 13, 2000 1120-35 V442 CEN ---------------------------------------------------------------------------- 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 DEC 10.0000 <13.3 CGF DEC 12.76 11.7 GUN DEC 10.4305 <12.4 LMK DEC 13.0097 12.2 CGF DEC 11.76 13.1 GUN DEC 13.2569 12.0 LMK ---------------------------------------------------------------------------- 0139+37 AR ANDROMEDAE The dwarf nova type cataclysmic variable AR AND appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials DEC 03.0763 16.43 CCDV GKA DEC 08.0000 <12.9 CGF DEC 04.0000 <14.5 CGF DEC 10.0000 <12.9 CGF DEC 04.0896 <13.6 VPJ DEC 13.0118 12.6 CGF DEC 04.1611 <14.9 SXN ---------------------------------------------------------------------------- 1120-35 V442 CENTAURI The dwarf nova type (SS CYG subclass) cataclysmic variable V442 CEN appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials DEC 07.794 <15.2 PEX DEC 13.530 12.2 SRX DEC 09.699 <13.6 SRX ---------------------------------------------------------------------------- 1953+77 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 AAVSO Observer UT Mag. Initials UT Mag. Initials DEC 08.846 14.6 PYG DEC 13.0174 12.8 CGF DEC 10.0000 <13.4 CGF ---------------------------------------------------------------------------- 2335+12 HX PEGASI The dwarf nova type cataclysmic variable HX PEG is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials DEC 02.869 14.6 PYG DEC 04.1021 <13.9 SXN DEC 03.0000 <14.0 CGF DEC 08.867 14.3: PYG DEC 04.0000 <13.9 CGF DEC 13.0035 13.4 CGF DEC 04.0326 <14.0: VPJ DEC 13.459 13.8 SRX ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: CGF - G. CHAPLE JR., USA PYG - G. POYNER, ENGLAND GKA - K. GRAHAM, USA SRX - R. STUBBINGS, AUSTRALIA GUN - J. GUNTHER, FRANCE SXN - M. SIMONSEN, USA LMK - M. LINNOLT, USA VPJ - J. VAN POUCKER, USA PEX - A. PEARCE, AUSTRALIA 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! ____________________________________________________________________________