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: 0109+37 FO AND 1523+62 ES DRA No. 681 0131+29 TX TRI 1925+42 V1504 CYG October 9, 2000 0411+50 NS PER 1953+77 AB DRA 0641+28 IR GEM 2023+43 V503 CYG 0803+62 SU UMA ---------------------------------------------------------------------------- 0109+37 FO ANDROMEDAE The dwarf nova type (SU UMA subclass) cataclysmic variable FO AND appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials OCT 06.025 <15.7 PYG OCT 07.820 <14.0 OJR OCT 07.1958 <15.4 HSG OCT 08.965 14.5 PYG ---------------------------------------------------------------------------- 0131+29 TX TRIANGULI The dwarf nova type (SS CYG subclass) cataclysmic variable TX TRI appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 29.067 15.5 PYG OCT 08.994 14.0 PYG OCT 06.055 14.4 PYG ---------------------------------------------------------------------------- 0411+50 NS PERSEI The dwarf nova type cataclysmic variable NS PER appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials OCT 06.049 <15.6 PYG OCT 08.989 14.5 PYG OCT 07.01 14.9 KTO ---------------------------------------------------------------------------- 0641+28 IR GEMINORUM The dwarf nova type (SU UMA subclass) cataclysmic variable IR GEM is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials OCT 06.077 <15.2 PYG OCT 07.09 12.6 KTO OCT 06.158 <13.6 MUY OCT 07.4917 12.9 HSG ---------------------------------------------------------------------------- 0803+62 SU URSAE MAJORIS The dwarf nova type (SU UMA subclass prototype) cataclysmic variable SU UMA is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials OCT 06.068 14.5 PYG OCT 07.5021 12.9 HSG OCT 06.174 14.2 MUY OCT 09.004 12.9 PYG OCT 07.01 13.6 KTO ---------------------------------------------------------------------------- 1523+62 ES DRACONIS The dwarf nova type cataclysmic variable ES DRA is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials OCT 01.853 15.2 RMQ OCT 08.788 13.8 MUY OCT 02.878 <14.7 RMQ OCT 08.823 14.1 PYG OCT 06.717 13.5 KTO ---------------------------------------------------------------------------- 1925+42 V1504 CYGNI The dwarf nova type (SU UMA subclass) cataclysmic variable V1504 CYG is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 29.854 <15.2 RMQ OCT 06.806 <14.5 MUY SEP 30.882 <14.8 RMQ OCT 08.73 14.6 KTO OCT 02.863 <14.8 RMQ OCT 08.806 14.6: MUY OCT 05.8382 <14.7 DPV OCT 08.934 14.7 PYG ---------------------------------------------------------------------------- 1953+77 AB DRACONIS The dwarf nova type (Z CAM subclass) cataclysmic variable AB DRA is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials OCT 06.1028 15.0 HSG OCT 08.790 12.8 MUY OCT 06.797 14.1 MUY OCT 08.827 12.0 PYG OCT 07.1014 14.3 HSG OCT 09.0326 12.5 BRJ OCT 07.806 13.4 OJR ---------------------------------------------------------------------------- 2023+43 V503 CYGNI The dwarf nova type (SU UMA subclass) cataclysmic variable V503 CYG is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials OCT 05.999 <15.6 PYG OCT 08.829 14.5: MUY OCT 06.2153 <15.2 HSG OCT 08.933 14.8 PYG OCT 07.1854 <15.2 HSG ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: BRJ - J. BORTLE, USA MUY - E. MUYLLAERT, BELGIUM DPV - P. DUBOVSKY, SLOVAKIA OJR - J. OSORIO, SPAIN HSG - G. HANSON II, USA PYG - G. POYNER, ENGLAND KTO - T. KINNUNEN, FINLAND RMQ - M. RESZELSKI, POLAND 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! ____________________________________________________________________________