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: 0120+31 TY PSC 0640-16 HL CMA No. 1129 0213+40 LX AND 0803+62 SU UMA March 20, 2003 0401+50 FO PER 1051+50 CY UMA ---------------------------------------------------------------------------- 0120+31 TY PISCIUM The dwarf nova type (SU UMA subclass) cataclysmic variable TY PSC appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 04.0000 <14.0 CGF MAR 19.8125 13.0 OJR ---------------------------------------------------------------------------- 0213+40 LX ANDROMEDAE The dwarf nova type cataclysmic variable LX AND appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 18.8080 <14.7 PYG MAR 19.8190 13.4 PYG MAR 19.8146 13.1 OJR ---------------------------------------------------------------------------- 0401+50 FO PERSEI The dwarf nova type cataclysmic variable FO PER appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 16.8041 16.3 CCD DRG MAR 19.8333 14.45 CCD DRG MAR 19.8153 13.8 OJR ---------------------------------------------------------------------------- 0640-16 HL CANIS MAJORIS The dwarf nova type (Z CAM subclass) cataclysmic variable HL CMA is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 18.8220 <13.5 PYG MAR 19.8350 12.1: PYG MAR 19.4014 11.7 MTH MAR 20.2799 11.8 LMK MAR 19.8222 12.3 OJR ---------------------------------------------------------------------------- 0803+62 SU URSAE MAJORIS The dwarf nova type (SU UMA subclass prototype) cataclysmic variable SU UMA is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 17.0438 15.18 CCDV WGR MAR 19.8350 12.0 PYG MAR 18.0345 14.57 CCDV WGR MAR 19.8549 11.94 CCD DRG MAR 18.8420 13.6 PYG MAR 20.0431 12.63 CCDV WGR MAR 19.8264 12.5 OJR ---------------------------------------------------------------------------- 1051+50 CY URSAE MAJORIS The dwarf nova type (SU UMA subclass) cataclysmic variable CY UMA appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 19.0088 <17.5 CCD DRG MAR 19.8940 13.3 PYG MAR 19.8507 12.8 OJR ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: CGF - G. CHAPLE JR., USA OJR - J. OSORIO, SPAIN DRG - R. DIETHELM, SWITZERLAND PYG - G. POYNER, ENGLAND LMK - M. LINNOLT, USA WGR - G. WALKER, USA MTH - H. MATSUYAMA, JAPAN 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 Kerri Malatesta, 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! ____________________________________________________________________________