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: 0006-12 WW CET 1701-32 FQ SCO No. 1014 0130+50 KT PER 1953+77 AB DRA August 19, 2002 0217+70 AM CAS 2209+12 RU PEG 0814+73 Z CAM 2335+12 HX PEG ---------------------------------------------------------------------------- 0006-12 WW CETI The dwarf nova type (possible Z CAM subclass) cataclysmic variable WW CET is in outburst, as indicated by the observations below.Please continue to keep a very close eye on this star in order to continue to provide vital optical observations to Dr. Baskill for his RXTE X-ray observations. For more information, including information on the recommended frequency of observations and RXTE observing timetables, please visit the AAVSO webpage that we've set up for this campaign which has links to Dr. Baskill's website with further information: http://www.aavso.org/wwcet.shtml AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials AUG 16.5990 14.45 CCD RIX AUG 17.5460 11.2 SRX AUG 16.6006 14.41 CCD RIX AUG 18.5660 11.1 SRX AUG 17.5210 11.2 SRX AUG 19.2250 11.3 SXN ---------------------------------------------------------------------------- 0130+50 KT PERSEI The dwarf nova type (Z CAM subclass) cataclysmic variable KT PER appears to be in outburst, as indicated by the followi ng observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials AUG 10.3563 <15.2 SXN AUG 15.9060 <14.8 VER AUG 10.9799 <14.2 OJR AUG 16.1256 14.23 CCD DRG AUG 11.3076 <14.5 SXN AUG 16.9120 12.9 VER AUG 11.9639 <14.2 OJR AUG 18.0821 12.53 CCD DRG AUG 13.0360 15.1 PYG ---------------------------------------------------------------------------- 0217+70 AM CASSIOPEIAE The dwarf nova type (Z CAM subclass) cataclysmic variable AM CAS appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials AUG 12.1000 <14.2 CGF AUG 18.0904 13.51 CCD DRG AUG 13.1000 <14.2 CGF AUG 18.1111 13.2 CGF AUG 14.0653 <14.5 POX ---------------------------------------------------------------------------- 0814+73 Z CAMELOPARDALIS The dwarf nova type (Z CAM subclass prototype) cataclysmic variable Z CAM appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials AUG 16.0215 <13.1 OCR AUG 17.8958 11.1 KWO AUG 16.8896 12.6 KWO AUG 18.0500 10.8 CGF AUG 17.0627 11.7 OCR AUG 18.0611 10.7 OCR AUG 17.8611 10.8 GUN AUG 18.8250 10.8 KWO AUG 17.8750 11.0 PYG ---------------------------------------------------------------------------- 1701-32 FQ SCORPII The dwarf nova type (SS CYG subclass) cataclysmic variable FQ SCO appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials AUG 08.4990 <14.4 SRX AUG 14.4310 <14.0 SRX AUG 10.4460 <14.0 SRX AUG 16.4790 <13.5 SRX AUG 12.5600 <14.0 SRX AUG 18.4240 13.3 SRX AUG 13.4900 <14.0 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 AUG 14.0528 14.0 POX AUG 18.0507 13.4 CGF AUG 14.9111 15.0 JCN AUG 18.1139 13.3 CGF AUG 16.8663 14.21 CCD DRG AUG 19.1243 12.4 SXN AUG 17.9330 13.9 PYG ---------------------------------------------------------------------------- 2209+12 RU PEGASI The dwarf nova type (SS CYG subclass) cataclysmic variable RU PEG may be brightening, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials AUG 14.9076 12.6 GCO AUG 17.5440 12.2 SRX AUG 15.0510 12.5 MGH AUG 18.0916 12.2 OCR AUG 16.1424 12.4 KMA AUG 18.5640 12.2 SRX AUG 16.7210 12.4 SRX AUG 19.1597 11.7 KMA AUG 16.8829 12.04 CCD DRG AUG 19.1993 11.9 SXN AUG 16.9910 12.3 MGH ---------------------------------------------------------------------------- 2335+12 HX PEGASI The dwarf nova type cataclysmic variable HX PEG appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials AUG 13.5730 <14.4 SRX AUG 16.8887 14.14 CCD DRG AUG 13.9014 16.30 CCD DRG AUG 16.9940 12.7 MGH AUG 15.0560 <13.9 MGH AUG 18.0629 13.56 CCD DRG AUG 16.7230 13.6 SRX AUG 19.2042 13.4 SXN ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: CGF - G. CHAPLE JR., USA OCR - C. OTTEN, BELGIUM DRG - R. DIETHELM, SWITZERLAND OJR - J. OSORIO, SPAIN GCO - C. GUALDONI, ITALY POX - M. POXON, ENGLAND GUN - J. GUNTHER, FRANCE PYG - G. POYNER, ENGLAND JCN - C. JONES, ENGLAND RIX - T. RICHARDS, AUSTRALIA KMA - M. KOMOROUS, CANADA SRX - R. STUBBINGS, AUSTRALIA KWO - W. KRIEBEL, GERMANY SXN - M. SIMONSEN, USA MGH - H. MCGEE, ENGLAND VER - B. VAN DER ENDE, CANADA 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 Gamze Menali, 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! ____________________________________________________________________________