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: 1014+53 KS UMA 1307-60 NN CEN No. 1112 1017-49 V383 VEL February 19, 2003 ---------------------------------------------------------------------------- 1014+53 KS URSAE MAJORIS The dwarf nova type (SU UMA subclass) cataclysmic variable KS UMA is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 05.9530 16.0: PYG FEB 17.8740 <14.6 PYG FEB 06.2326 <15.1 SXN FEB 18.8403 12.7 MUY FEB 09.9260 <15.1 PYG FEB 18.9310 12.9 PYG FEB 11.3292 <14.5 SXN FEB 19.3472 12.6 LMK ---------------------------------------------------------------------------- 1017-49 V383 VELORUM The dwarf nova type cataclysmic variable V383 VEL appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 11.5720 <14.4 SRX FEB 19.4510 12.7 SRX FEB 13.4830 <13.4 SRX FEB 19.4830 12.7 SRX FEB 17.5280 <13.4 SRX ---------------------------------------------------------------------------- 1307-60 NN CENTAURI The dwarf nova type (SS CYG subclass) cataclysmic variable NN CEN appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 10.5370 <14.4 SRX FEB 19.4780 14.0 SRX FEB 11.5680 <14.2 SRX ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: LMK - M. LINNOLT, USA SRX - R. STUBBINGS, AUSTRALIA MUY - E. MUYLLAERT, BELGIUM SXN - M. SIMONSEN, USA PYG - G. POYNER, ENGLAND 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! ____________________________________________________________________________