THE AMERICAN ASSOCIATION OF VARIABLE STAR OBSERVERS 25 Birch Street, Cambridge, MA 02138 USA Tel. 617-354-0484 Fax 617-354-0665 INTERNET: aavso@aavso.org * * * AAVSO NEWS FLASH * * * Subject: AR And, AT Cnc, AM Cas, T Leo, No. 283 HP Nor, IK Nor, KT Per, ER UMa April 2, 1998 ____________________________________________________________________________ AR ANDROMEDAE The dwarf nova type cataclysmic variable AR And appears to be in outburst, as indicated by the following observations: AAVSO Observer UT Mag. Initials MAR 31.1292 <14.5 HSG APR 01.1271 12.4 HSG ----------------------------------------------------------------------------- AT CANCRI The dwarf nova type (Z Cam subclass) cataclysmic variable AT Cnc is in outburst, as indicated by the following observations: AAVSO Observer UT Mag. Initials MAR 30.902 14.9 PYG MAR 31.4889 <14.2 SRX APR 02.2069 13.5 BTH APR 02.4312 13.3 SRX ----------------------------------------------------------------------------- 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 UT Mag. Initials MAR 31.1264 15.2: HSG APR 01.1319 12.8 HSG ----------------------------------------------------------------------------- T LEONIS The dwarf nova type (SU UMa subclass) cataclysmic variable T Leo appears to be in outburst, as indicated by the following observations: AAVSO Observer UT Mag. Initials APR 01.1931 <14.6 HSG APR 02.4722 10.0 SRX ----------------------------------------------------------------------------- HP NORMAE The dwarf nova type (Z Cam subclass) cataclysmic variable HP Nor appears to be in outburst, as indicated by the following observations: AAVSO Observer UT Mag. Initials MAR 24.4743 14.5 SRX MAR 31.4972 <14.0 SRX APR 02.4562 13.0 SRX ----------------------------------------------------------------------------- IK NORMAE The dwarf nova type cataclysmic variable IK Nor appears to be in outburst, as indicated by the following observations: AAVSO Observer UT Mag. Initials MAR 31.4979 <14.5 SRX APR 02.4583 13.3 SRX ----------------------------------------------------------------------------- KT PERSEI The dwarf nova type (Z Cam subclass) cataclysmic variable KT Per appears to be in outburst, as indicated by the following observations: AAVSO Observer UT Mag. Initials MAR 31.1319 <14.7 HSG APR 01.1326 12.8 HSG ----------------------------------------------------------------------------- ER URSAE MAJORIS The dwarf nova type (SU UMa subclass) cataclysmic variable ER UMa appears to be in outburst, as indicated by the following observations: AAVSO Observer UT Mag. Initials MAR 31.2063 <14.7 HSG APR 01.1840 13.4 HSG ----------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: BTH - T. Burrows, USA HSG - G. Hanson, USA PYG - G. Poyner, England SRX - R. Stubbings, Australia Please monitor these and other variable stars closely and phone-in, fax, or e-mail your observations to the AAVSO. Good observing! Rebecca Pellock, Technical Assistant on behalf of Janet A. Mattei, Director ____________________________________________________________________________ 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 sending a message to: observations@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 We look forward to including your observations in future editions of AAVSO NEWS FLASH! ___________________________________________________________________________