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: 1951-09 UU AQL 2043+41 V516 CYG No. 1207 July 29, 2003 ---------------------------------------------------------------------------- 1951-09 UU AQUILAE The dwarf nova type cataclysmic variable UU AQL may be going into outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials JUL 25.2938 <15.4 TDB JUL 28.0970 <14.3 PYG JUL 26.2104 <13.9 DLA JUL 28.2924 <13.6 AAP JUL 27.2840 <14.7 SRB JUL 28.9167 <14.7 OJR JUL 27.4320 <14.0 SRX JUL 29.2528 15.6 TDB JUL 27.9370 <13.9 MGH ---------------------------------------------------------------------------- 2043+41 V516 CYGNI The dwarf nova type (SS CYG subclass) cataclysmic variable V516 CYG is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials JUL 28.0280 <15.5 PYG JUL 28.9625 14.5 GCO JUL 28.0299 <14.2 GCO JUL 29.3229 14.4 TDB ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: AAP - A. ABBOTT, CANADA PYG - G. POYNER, ENGLAND DLA - A. DILL, USA SRB - R. STINE, USA GCO - C. GUALDONI, ITALY SRX - R. STUBBINGS, AUSTRALIA MGH - H. MCGEE, ENGLAND TDB - D. TAYLOR, CANADA OJR - J. OSORIO, SPAIN 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! ____________________________________________________________________________