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: 0130+50 KT PER 1859+16 V1413 AQL No. 505 0411+50 NS PER 1925+42 V1504 CYG October 1, 1999 0814+73 Z CAM 1932+02 V1141 AQL 1617+19B V589 HER 2026-45 TU IND ---------------------------------------------------------------------------- 0130+50 KT PERSEI The dwarf nova type (Z CAM subclass) cataclysmic variable KT PER is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 26.859 <13.8 MUY OCT 01.0167 12.2 DPL SEP 29.924 13.3 MUY OCT 01.02 12.6 DGP SEP 29.924 13.3 MUY OCT 01.0660 12.3 BRJ SEP 30.1438 12.9 HSG OCT 01.1861 12.7 HSG SEP 30.878 12.6 OJR ---------------------------------------------------------------------------- 0411+50 NS PERSEI The dwarf nova type cataclysmic variable NS PER is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 08.497 18.0 CCD SPK SEP 26.066 15.1 KTO SEP 18.018 <14.6 PYG OCT 01.460 15.7 CCD SPK ---------------------------------------------------------------------------- 0814+73 Z CAMELOPARDALIS The dwarf nova type (Z CAM subclass prototype) cataclysmic variable Z CAM is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 26.788 13.1 MUY OCT 01.02 11.1 DGP OCT 01.0090 11.3 BRJ OCT 01.0958 10.9 HSG ---------------------------------------------------------------------------- 1617+19B V589 HERCULIS The dwarf nova type cataclysmic variable V589 HER appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 08.115 <17.5 CCD SPK OCT 01.092 15.1 SPK SEP 23.832 <14.8 PYG ---------------------------------------------------------------------------- 1859+16 V1413 AQUILAE The eclipsing symbiotic variable V1413 AQL is brightening, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 17.851 15.0 PYG SEP 24.1 <14.1 BRJ SEP 23.822 14.8 PYG OCT 01.0486 13.9 BRJ ---------------------------------------------------------------------------- 1925+42 V1504 CYGNI The dwarf nova type (SU UMA subclass) cataclysmic variable V1504 CYG appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 27.145 17.2 CCDV OCN OCT 01.204 15.1 CCDV OCN ---------------------------------------------------------------------------- 1932+02 V1141 AQUILAE The dwarf nova type cataclysmic variable V1141 AQL is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 08.161 <18.2 CCD SPK OCT 01.115 15.8 SPK SEP 29.4340 <14.6 SRX OCT 01.4229 15.2 SRX ---------------------------------------------------------------------------- 2026-45 TU INDI The dwarf nova type 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 SEP 29.4125 <15.0 SRX OCT 01.4403 14.2 SRX ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: BRJ - J. BORTLE, USA OCN - S. O'CONNOR, CANADA DGP - G. DYCK, USA OJR - J. OSORIO, SPAIN DPL - P. DOMBROWSKI, USA PYG - G. POYNER, ENGLAND HSG - G. HANSON II, USA SPK - P. SCHMEER, GERMANY KTO - T. KINNUNEN, FINLAND SRX - R. STUBBINGS, AUSTRALIA MUY - E. MUYLLAERT, BELGIUM 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! ____________________________________________________________________________