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: 0217+70 AM CAS 1753-29 V735 SGR No. 1170 1317-41 V803 CEN 1848+26 CY LYR June 4, 2003 1702-25 V2051 OPH ---------------------------------------------------------------------------- 0217+70 AM CASSIOPEIAE The dwarf nova type (Z CAM subclass) cataclysmic variable AM CAS appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAY 19.1 <14.6 CGF JUN 02.1735 14.0 CGF MAY 20.1 <14.6 CGF ---------------------------------------------------------------------------- 1317-41 V803 CENTAURI The 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 JUN 02.4010 <14.6 SRX JUN 04.4849 12.6 SRX JUN 04.4759 12.6 SRX ---------------------------------------------------------------------------- 1702-25 V2051 OPHIUCHI The dwarf nova type (SU UMA subclass) cataclysmic variable V2051 OPH appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials JUN 02.4210 15.1 SRX JUN 04.4830 14.1 SRX JUN 04.4739 14.1 SRX JUN 04.5 <14.1 LMK ---------------------------------------------------------------------------- 1753-29 V735 SAGITTARII The dwarf nova type (Z CAM subclass) cataclysmic variable V735 SGR appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAY 28.5560 <14.0 SRX MAY 30.6120 <14.0 SRX MAY 29.5940 <14.1 SRX JUN 04.4730 13.6 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 JUN 02.2000 <14.0 CGF JUN 03.9424 13.3 OJR JUN 03.0400 <15.1 PYG JUN 04.4722 13.3 LMK ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: CGF - G. CHAPLE JR., USA PYG - G. POYNER, ENGLAND LMK - M. LINNOLT, USA SRX - R. STUBBINGS, AUSTRALIA 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 Elizabeth O. Waagen, Senior 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! ____________________________________________________________________________