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: 0804+28 YZ CNC 1951-09 UU AQL No. 496 1848+26 CY LYR 2023+43 V503 CYG September 14, 1999 ---------------------------------------------------------------------------- 0804+28 YZ CANCRI The dwarf nova type (SU UMA subclass) cataclysmic variable YZ CNC appears to be in outburst, as indicated by the following observation: AAVSO Observer UT Mag. Initials SEP 14.086 12.2 DPV ---------------------------------------------------------------------------- 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 SEP 13.894 <14.9 PYG SEP 14.1750 13.5 HSG SEP 14.0542 14.2 BRJ SEP 14.2194 13.4 HSG ---------------------------------------------------------------------------- 1951-09 UU AQUILAE The dwarf nova type (SS CYG subclass) cataclysmic variable UU AQL appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 13.067 16.3 CCDV OCN SEP 14.1479 13.7: SXN SEP 14.1064 <13.1 BEB ---------------------------------------------------------------------------- 2023+43 V503 CYGNI The dwarf nova type (SU UMA subclass) cataclysmic variable V503 CYG is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials SEP 12.1450 17.86 CCDV ZRE SEP 14.2111 14.7 HSG SEP 13.221 16.6 CCDV OCN SEP 14.2396 14.2: SXN ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: BEB - R. BERG, USA OCN - S. O'CONNOR, CANADA BRJ - J. BORTLE, USA PYG - G. POYNER, ENGLAND DPV - P. DUBOVSKY, SLOVAKIA SXN - M. SIMONSEN, USA HSG - G. HANSON II, USA 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! ____________________________________________________________________________