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: 0910+09 GZ CNC 1220-45 V373 CEN No. 1135 0939+52 ER UMA 1802+31 V1008 HER April 1, 2003 1049+30 SX LMI 1916-28 V730 SGR 1207-43 MU CEN ---------------------------------------------------------------------------- 0910+09 GZ CANCRI The dwarf nova type cataclysmic variable GZ CNC appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 30.1889 <13.9 SRB MAR 31.4730 13.6 SRX MAR 31.4130 13.6 SRX ---------------------------------------------------------------------------- 0939+52 ER URSAE MAJORIS The dwarf nova type (SU UMA subclass) cataclysmic variable ER UMA is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 30.0010 14.6 PYG MAR 31.9340 13.2 PYG MAR 30.2290 15.3 CCDV JM MAR 31.9340 13.2 PYG MAR 30.2576 <13.4 SRB MAR 31.9840 13.1 POX MAR 31.8063 13.1 VJA APR 01.0685 13.71 CCDV WGR ---------------------------------------------------------------------------- 1049+30 SX LEONIS MINORIS The dwarf nova type (SU UMA subclass) cataclysmic variable SX LMI is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 30.0170 <15.5 PYG MAR 31.9440 13.8 PYG MAR 30.2361 <13.5 SRB MAR 31.9440 13.8 PYG MAR 30.8810 <14.4 PYG APR 01.1560 14.17 CCDV ZRE MAR 31.0310 <13.9 MGH ---------------------------------------------------------------------------- 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 MAR 27.6780 15.0 SRX MAR 30.6290 14.6 SRX MAR 29.4580 14.9 SRX MAR 31.4170 14.2 SRX MAR 29.5069 <14.4 LMK ---------------------------------------------------------------------------- 1220-45 V373 CENTAURI The dwarf nova type cataclysmic variable V373 CEN may be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 29.4580 15.0 SRX MAR 31.4180 14.4 SRX MAR 30.6300 14.6 SRX ---------------------------------------------------------------------------- 1802+31 V1008 HERCULIS The dwarf nova type cataclysmic variable V1008 HER may be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 30.0450 <14.9 PYG APR 01.0370 14.2: MGH MAR 31.0220 <14.2 MGH ---------------------------------------------------------------------------- 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 30.6620 14.6 SRX MAR 31.6530 14.8 SRX ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: JM - R. JAMES, USA SRB - R. STINE, USA LMK - M. LINNOLT, USA SRX - R. STUBBINGS, AUSTRALIA MGH - H. MCGEE, ENGLAND VJA - J. VIRTANEN, FINLAND POX - M. POXON, ENGLAND WGR - G. WALKER, USA PYG - G. POYNER, ENGLAND ZRE - R. ZISSELL, 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 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! ____________________________________________________________________________