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: 0749+22 U GEM No. 417 1317-41 V803 CEN April 2, 1999 ---------------------------------------------------------------------------- 0749+22 U GEMINORUM The dwarf nova type (SS CYG subclass) cataclysmic variable U GEM is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 30.3333 14.2 RR APR 01.816 11.3 MUY MAR 30.85 <12.5 SPK APR 01.8396 11.2 CMG MAR 31.1056 <12.4 MDP APR 01.853 11.3 SPK MAR 31.830 <13.3 MUY APR 01.878 11.1 MUY APR 01.816 11.3 MUY ---------------------------------------------------------------------------- 1317-41 V803 CENTAURI The dwarf nova type cataclysmic variable V803 CEN appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 27.771 <15.3 PEX APR 01.893 13.7 PEX MAR 28.10 <14.2 MLF APR 02.5889 12.6 SRX MAR 29.4521 <13.9 SRX APR 02.6340 12.6 SRX ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: CMG - G. COMELLO, NETHERLANDS PEX - A. PEARCE, AUSTRALIA MDP - P. MCDONALD, CANADA RR - R. ROYER, USA MLF - L. MONARD, SOUTH AFRICA SPK - P. SCHMEER, GERMANY MUY - E. MUYLLAERT, BELGIUM SRX - R. STUBBINGS, AUSTRALIA 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! ____________________________________________________________________________