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 1612-54 HP NOR No. 667 0130+50 KT PER 1640+25 AH HER September 5, 2000 0207-63 WX HYI 1830-37 BP CRA 0401+50 FO PER 1911-00 FO AQL 0640-16 HL CMA 2244-27 TY PSA 0803+62 SU UMA ---------------------------------------------------------------------------- 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 AUG 31.0770 14.7 DPL SEP 03.926 14.2 OJR AUG 31.856 14.2 RMQ SEP 04.865 13.3 MUY AUG 31.922 14.2 OJR SEP 04.87 12.8 VET SEP 01.1083 14.5 DPL SEP 04.931 12.8 RMQ SEP 01.1083 14.5 DPL SEP 05.07 12.5 GUN SEP 01.931 14.2 OJR SEP 05.0729 13.0 DPL SEP 02.869 13.9: MUY SEP 05.0840 13.1 MDP SEP 02.915 14.1 RMQ SEP 05.310 12.8 SXN SEP 03.8 13.8 GUN ---------------------------------------------------------------------------- 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 AUG 31.978 <14.7 RMQ SEP 03.934 13.0 OJR SEP 01.1118 <14.2 DPL SEP 04.87 12.8 VET SEP 01.1118 <14.2 DPL SEP 05.0743 12.4 DPL SEP 01.945 <14.1 OJR SEP 05.330 12.4 SXN ---------------------------------------------------------------------------- 0207-63 WX HYDRI The dwarf nova type (SU UMA subclass) cataclysmic variable WX HYI appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials AUG 31.497 14.6 SRX SEP 05.514 12.4 SRX SEP 03.777 <14.0 SRX ---------------------------------------------------------------------------- 0401+50 FO PERSEI The dwarf nova type cataclysmic variable FO PER is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials AUG 30.989 <14.5 RMQ SEP 05.348 13.2 SXN SEP 04.953 13.6 RMQ ---------------------------------------------------------------------------- 0640-16 HL CANIS MAJORIS The dwarf nova type (Z CAM subclass) cataclysmic variable HL CMA appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 03.783 <12.5 SRX SEP 05.689 11.6 SRX ---------------------------------------------------------------------------- 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 AUG 27.005 14.5 RMQ SEP 04.056 12.5 SPK AUG 30.998 14.5: RMQ SEP 05.07 13.0 GUN ---------------------------------------------------------------------------- 1612-54 HP NORMAE The dwarf nova type (Z CAM subclass) cataclysmic variable HP NOR appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials AUG 25.471 14.4 SRX AUG 28.483 14.0 SRX AUG 26.419 14.2 SRX AUG 29.558 14.0 SRX AUG 27.453 14.2 SRX AUG 31.450 13.6 SRX ---------------------------------------------------------------------------- 1640+25 AH HERCULIS The dwarf nova type (Z CAM subclass) cataclysmic variable AH HER is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 02.857 14.0 RMQ SEP 04.85 12.4 VET SEP 03.863 14.3 OJR SEP 05.0535 12.8 CGF SEP 04.2132 13.1 BTH SEP 05.0548 12.4 DPL SEP 04.816 13.3 RMQ SEP 05.090 12.5 SXN ---------------------------------------------------------------------------- 1830-37 BP CORONAE AUSTRINAE The dwarf nova type (Z CAM subclass) cataclysmic variable BP CRA appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials AUG 26.607 14.5 SRX AUG 28.518 14.4 SRX AUG 27.472 14.4 SRX AUG 31.503 14.0 SRX ---------------------------------------------------------------------------- 1911-00 FO AQUILAE The dwarf nova type (SS CYG subclass) cataclysmic variable FO AQL appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 02.871 <15.2 RMQ SEP 05.523 13.8 SRX SEP 05.118 <13.9 SXN ---------------------------------------------------------------------------- 2244-27 TY PISCIS AUSTRINI The dwarf nova type (SU UMA subclass) cataclysmic variable TY PSA appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials AUG 30.678 <14.4 SRX SEP 02.394 12.0 SRX ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: BTH - T. BURROWS, USA OJR - J. OSORIO, SPAIN CGF - G. CHAPLE JR., USA RMQ - M. RESZELSKI, POLAND DPL - P. DOMBROWSKI, USA SPK - P. SCHMEER, GERMANY GUN - J. GUNTHER, FRANCE SRX - R. STUBBINGS, AUSTRALIA MDP - P. MCDONALD, CANADA SXN - M. SIMONSEN, USA MUY - E. MUYLLAERT, BELGIUM VET - M. VERDENET, FRANCE 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! ____________________________________________________________________________