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: 0058+40 RX AND 0854-24 VZ PYX No. 361 0120+31 TY PSC 0854-41 CU VEL November 9, 1998 0124+57 KU CAS 0855+18 SY CNC 0139+37 AR AND 0945-23 AG HYA 0409-71 VW HYI 1207-43 MU CEN 0518+00 BI ORI 1803+05 V426 OPH 0605+47 SS AUR 1920+52 V1113 CYG 0725+06 SV CMI 1953+77 AB DRA 0803+62 SU UMA 2023+43 V503 CYG ---------------------------------------------------------------------------- 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 NOV 07.0937 13.6 DKS NOV 07.76 11.9 GUN NOV 07.11 <12.8 GRL NOV 08.0729 11.2 DKS NOV 07.1215 13.6 HSG NOV 08.0979 11.6 HSG NOV 07.3 12.2 VET NOV 08.7951 11.1 MUY NOV 07.68 11.8 KTO NOV 09.1007 11.1 DKS NOV 07.72 12.2 GRL NOV 09.3375 11.4 DGP ---------------------------------------------------------------------------- 0120+31 TY PISCIUM The dwarf nova type (SU UMA subclass) cataclysmic variable TY PSC is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials NOV 07.77 <13.5 GRL NOV 09.033 12.4 CGF NOV 08.8028 12.6 MUY ---------------------------------------------------------------------------- 0124+57 KU CASSIOPEIAE The dwarf nova type (SS CYG subclass) cataclysmic variable KU CAS is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials NOV 07.1285 <15.3 HSG NOV 08.8056 13.3 MUY NOV 08.1035 13.7 HSG NOV 09.3375 13.9 DGP NOV 08.1361 13.5 HSG ---------------------------------------------------------------------------- 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 NOV 08.1000 <14.9 HSG NOV 09.031 11.1 CGF ---------------------------------------------------------------------------- 0409-71 VW HYDRI The dwarf nova type (SU UMA subclass) cataclysmic variable VW HYI is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials NOV 02.4403 <13.5 SRX NOV 08.7201 8.7 SRX NOV 05.4319 8.8 SRX NOV 09.5220 9.4 CR NOV 06.4285 8.8 SRX NOV 09.7174 8.8 SRX NOV 08.4299 8.7 SRX ---------------------------------------------------------------------------- 0518+00 BI ORIONIS The dwarf nova type cataclysmic variable BI ORI appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials OCT 31.7250 <15.2 SRX NOV 08.5188 14.6 SRX NOV 08.5021 14.6 SRX NOV 09.6979 14.6 SRX ---------------------------------------------------------------------------- 0605+47 SS AURIGAE The dwarf nova type cataclysmic variable SS AUR is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials NOV 05.2660 14.29 CCDV ZRE NOV 07.76 12.2 GUN NOV 05.3792 <13.9 SQN NOV 08.1174 12.2 DKS NOV 06.2190 13.99 CCDV ZRE NOV 08.18 12.0 KTO NOV 06.999 12.7 PYG NOV 08.8215 11.8 MUY NOV 07.1720 12.85 CCDV ZRE NOV 09.1222 11.8 DKS NOV 07.2390 12.02 CCDV ZRE ---------------------------------------------------------------------------- 0725+06 SV CANIS MINORIS The dwarf nova type (Z CAM subclass) cataclysmic variable SV CMI appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials OCT 27.6799 <15.0 SRX NOV 08.7368 13.5 SRX OCT 31.7063 <14.3 SRX NOV 09.6861 13.4 SRX NOV 08.6972 13.5 SRX ---------------------------------------------------------------------------- 0803+62 SU URSAE MAJORIS The dwarf nova type (SU UMA subclass prototype) cataclysmic variable SU UMA is undergoing an outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials OCT 29.4354 14.5 HSG NOV 07.006 12.2 PYG NOV 03.3486 <13.9 KMA NOV 08.18 13.4 KTO ---------------------------------------------------------------------------- 0854-24 VZ PYXIDIS The dwarf nova type (SU UMA subclass) cataclysmic variable VZ PYX appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials NOV 08.7049 14.7 SRX NOV 09.7111 12.8 SRX ---------------------------------------------------------------------------- 0854-41 CU VELORUM The dwarf nova type (SU UMA subclass) cataclysmic variable CU VEL appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials NOV 08.5354 <13.5 SRX NOV 09.7146 11.2 SRX ---------------------------------------------------------------------------- 0855+18 SY CANCRI The dwarf nova type (Z CAM subclass) cataclysmic variable SY CNC is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials OCT 24.5132 13.5 HSG NOV 07.11 11.1 GRL OCT 29.4319 12.7 HSG NOV 08.7319 11.5 SRX OCT 30.4333 11.9 DKS ---------------------------------------------------------------------------- 0945-23 AG HYDRAE The dwarf nova type cataclysmic variable AG HYA appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials OCT 31.7326 <15.0 SRX NOV 08.7104 14.3 SRX NOV 08.7104 14.3 SRX NOV 09.7104 14.5 SRX ---------------------------------------------------------------------------- 1207-43 MU CENTAURI The dwarf nova type (SS CYG subclass) cataclysmic variable MU CEN appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials OCT 31.7160 <14.0 SRX NOV 09.6937 13.4 SRX NOV 08.7118 13.3 SRX ---------------------------------------------------------------------------- 1803+05 V426 OPHIUCHI The dwarf nova type cataclysmic variable V426 OPH appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials NOV 03.9889 13.1 BRJ NOV 06.9833 11.0 BRJ NOV 06.0083 12.0 BRJ ---------------------------------------------------------------------------- 1920+52 V1113 CYGNI The dwarf nova type (SS CYG subclass) cataclysmic variable V1113 CYG appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials OCT 25.908 <15.6 PYG NOV 04.890 <14.3 PYG NOV 01.985 <14.3 PYG NOV 06.892 13.8 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 NOV 06.1120 14.6 CCDV ZRE NOV 08.0750 13.4 HSG NOV 06.820 13.7 PYG NOV 08.8264 13.2 MUY NOV 06.9944 13.6 BRJ NOV 09.016 13.2 CGF NOV 07.0993 13.5 HSG NOV 09.0806 12.9 DKS NOV 07.83 13.2 GRL ---------------------------------------------------------------------------- 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 25.874 <15.6 PYG NOV 06.9958 14.3 BRJ NOV 01.842 <15.1 PYG NOV 07.1104 14.2 HSG NOV 02.0 <14.2 CGF NOV 07.1507 13.8 BTH NOV 04.874 <14.2 PYG NOV 08.0903 14.2 HSG NOV 05.990 13.8 CGF NOV 08.8299 13.7 MUY NOV 06.0194 14.1 BRJ NOV 09.038 13.8 CGF NOV 06.881 14.2 PYG NOV 09.3375 14.0 DGP ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: BRJ - J. BORTLE, USA KMA - M. KOMOROUS, CANADA BTH - T. BURROWS, USA KTO - T. KINNUNEN, FINLAND CGF - G. CHAPLE JR., USA MUY - E. MUYLLAERT, BELGIUM CR - T. CRAGG, AUSTRALIA PYG - G. POYNER, ENGLAND DGP - G. DYCK, USA SQN - L. SHAW, USA DKS - S. DVORAK, USA SRX - R. STUBBINGS, AUSTRALIA GRL - B. GRANSLO, NORWAY VET - M. VERDENET, FRANCE GUN - J. GUNTHER, FRANCE ZRE - R. ZISSELL, USA HSG - G. HANSON II, 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 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 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! ____________________________________________________________________________