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 1317-41 V803 CEN No. 586 0401+50 FO PER 1953+77 AB DRA March 3, 2000 0524-03 V1159 ORI 2043+41 V516 CYG 0541+28 FS AUR ---------------------------------------------------------------------------- 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 FEB 29.1167 15.6: HSG MAR 03.1097 14.5 HSG MAR 01.813 <14.1 MUY MAR 03.1840 14.4 HSG MAR 02.1118 15.4: HSG MAR 03.2049 14.4 HSG MAR 02.812 <14.2 OJR ---------------------------------------------------------------------------- 0401+50 FO PERSEI The dwarf nova type cataclysmic variable FO PER is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 29.1813 <15.0 HSG MAR 02.80 14.7 VET MAR 01.0306 13.9 BRJ MAR 02.813 13.7 OJR MAR 01.823 13.8 MUY MAR 03.1215 13.9 HSG MAR 02.1167 13.5 HSG MAR 03.1681 14.0 SXN ---------------------------------------------------------------------------- 0524-03 V1159 ORIONIS The dwarf nova type (SU UMA subclass) cataclysmic variable V1159 ORI is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 02.1194 14.9: HSG MAR 02.79 14.5 VET MAR 02.4285 14.0 SRX MAR 02.827 13.3 OJR MAR 02.4972 13.6 NLX MAR 03.1104 13.5 HSG MAR 02.5458 13.7 PEX MAR 03.1111 13.4 KB ---------------------------------------------------------------------------- 0541+28 FS AURIGAE The dwarf nova type cataclysmic variable FS AUR is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 29.929 <15.6 PYG MAR 02.2194 14.0 HSG MAR 01.819 14.5 PYG MAR 03.1146 14.5 HSG MAR 01.865 14.3 MUY MAR 03.1896 14.1 SXN MAR 01.883 14.5 PYG MAR 03.2042 14.7 HSG MAR 02.1292 14.1 HSG ---------------------------------------------------------------------------- 1317-41 V803 CENTAURI The variable star V803 CEN appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 02.5222 15.0 SRX MAR 02.5611 14.6 SRX MAR 02.5451 14.9 SRX MAR 02.7882 13.2 PEX ---------------------------------------------------------------------------- 1953+77 AB DRACONIS The dwarf nova type (Z CAM subclass) cataclysmic variable AB DRA appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials MAR 01.0181 13.8 BRJ MAR 03.1028 13.3 HSG MAR 01.778 13.9 PYG MAR 03.1924 13.1 HSG MAR 02.1021 14.1 HSG MAR 03.4896 12.7 HSG ---------------------------------------------------------------------------- 2043+41 V516 CYGNI The dwarf nova type (SS CYG subclass) cataclysmic variable V516 CYG appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 27.5201 <14.2 HSG MAR 03.5049 13.9 HSG ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: BRJ - J. BORTLE, USA PEX - A. PEARCE, AUSTRALIA HSG - G. HANSON II, USA PYG - G. POYNER, ENGLAND KB - W. KAMINSKI, USA SRX - R. STUBBINGS, AUSTRALIA MUY - E. MUYLLAERT, BELGIUM SXN - M. SIMONSEN, USA NLX - P. NELSON, AUSTRALIA VET - M. VERDENET, FRANCE 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! ____________________________________________________________________________