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: 0524-03 V1159 ORI 1805-14 UZ SER No. 1124 0658+12 GH GEM 1848+26 CY LYR March 11, 2003 1317-41 V803 CEN 1911-00 FO AQL 1338-07 HS VIR 1916-28 V730 SGR 1529-40 BR LUP 2026-45 TU IND 1719-35 V478 SCO ---------------------------------------------------------------------------- 0524-03 V1159 ORIONIS The dwarf nova type (SU UMA subclass) cataclysmic variable V1159 ORI is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 10.0396 14.2 TDB MAR 11.0271 13.3 TDB MAR 10.0972 <13.6 SXN MAR 11.1236 13.9 SXN MAR 10.1000 <13.6 CGF MAR 11.4540 13.9 SRX MAR 10.4556 <12.4 MTH ---------------------------------------------------------------------------- 0658+12 GH GEMINORUM The variable GH GEM may be brightening, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 04.8333 12.8 GCO MAR 11.1424 12.1 SXN MAR 10.8194 12.7 GCO ---------------------------------------------------------------------------- 1317-41 V803 CENTAURI The variable V803 CEN is brightening, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 06.8800 <14.6 MLF MAR 11.4820 13.4 SRX MAR 10.4850 <14.4 SRX MAR 11.7610 13.4 SRX MAR 11.4722 13.0: LMK ---------------------------------------------------------------------------- 1338-07 HS VIRGINIS The dwarf nova type cataclysmic variable HS VIR is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 07.2611 <14.8 SXN MAR 11.4660 14.3 LMK MAR 08.4264 <14.0 LMK MAR 11.7250 14.7 SRX MAR 10.6940 14.8 SRX ---------------------------------------------------------------------------- 1529-40 BR LUPI The dwarf nova type (SU UMA subclass) cataclysmic variable BR LUP appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 05.5740 <14.6 SRX MAR 10.6840 14.4 SRX MAR 06.5290 <14.4 SRX MAR 11.7080 14.7 SRX ---------------------------------------------------------------------------- 1719-35 V478 SCORPII The dwarf nova type cataclysmic variable V478 SCO appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 13.7190 <14.6 SRX MAR 10.7080 14.4 SRX MAR 10.6870 14.4 SRX MAR 11.7100 14.4 SRX ---------------------------------------------------------------------------- 1805-14 UZ SERPENTIS The dwarf nova type (possible Z CAM subclass) cataclysmic variable UZ SER appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 10.7190 <14.0 SRX MAR 11.7370 13.2 SRX ---------------------------------------------------------------------------- 1848+26 CY LYRAE The dwarf nova type cataclysmic variable CY LYR is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 10.1576 <14.0 GUN MAR 11.1507 13.4 GUN MAR 10.4000 <13.6 CGF MAR 11.1507 13.4 GUN ---------------------------------------------------------------------------- 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 MAR 10.7610 13.5 SRX MAR 11.7600 13.5 SRX ---------------------------------------------------------------------------- 1916-28 V730 SAGITTARII The dwarf nova type cataclysmic variable V730 SGR appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 10.7260 <14.8 SRX MAR 11.7320 14.4 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 MAR 10.7150 14.0 SRX MAR 11.7350 14.1 SRX ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: CGF - G. CHAPLE JR., USA MTH - H. MATSUYAMA, JAPAN GCO - C. GUALDONI, ITALY SRX - R. STUBBINGS, AUSTRALIA GUN - J. GUNTHER, FRANCE SXN - M. SIMONSEN, USA LMK - M. LINNOLT, USA TDB - D. TAYLOR, CANADA MLF - I. MONARD, SOUTH AFRICA 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! ____________________________________________________________________________