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: 0109+37 FO AND 0854-24 VZ PYX No. 396 0120+31 TY PSC 1552+72 SS UMI February 17, 1999 0243+37 PY PER 1701-32 FQ SCO 0547-05 CN ORI 1953+77 AB DRA 0611+15 CZ ORI ---------------------------------------------------------------------------- 0109+37 FO ANDROMEDAE The dwarf nova type (SU UMA subclass) cataclysmic variable FO AND is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 15.0190 17.25 CCDV ZRE FEB 17.0132 15.1 BRJ FEB 16.02 <15.3 BRJ FEB 17.0670 15.18 CCDV ZRE FEB 16.0580 15.29 CCDV ZRE ---------------------------------------------------------------------------- 0120+31 TY PISCIUM The dwarf nova type (SU UMA subclass) cataclysmic variable TY PSC is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 13.786 <14.0 MUY FEB 15.0174 11.8 BRJ FEB 13.836 14.0 OJR FEB 15.0181 11.5 DPL FEB 14.065 12.3 CGF FEB 15.1438 12.5 BTH FEB 14.816 12.0 OJR FEB 16.0160 11.8 BRJ FEB 14.988 12.2 CGF FEB 17.0139 11.7 BRJ FEB 14.990 12.3 CGF ---------------------------------------------------------------------------- 0243+37 PY PERSEI The dwarf nova type (Z CAM subclass) cataclysmic variable PY PER is active, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 11.811 <13.9 MUY FEB 16.0243 14.9 BRJ FEB 13.816 14.0 MUY FEB 16.0472 14.7 BRJ FEB 14.029 14.0 CGF FEB 16.062 14.2 CGF FEB 15.02 <15.3 BRJ FEB 17.0222 14.6 BRJ ---------------------------------------------------------------------------- 0547-05 CN ORIONIS The dwarf nova type (Z CAM subclass) cataclysmic variable CN ORI is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 15.156 14.7 OCN FEB 17.0292 13.0 BRJ FEB 16.1 <14.0 CGF FEB 17.070 13.0 CGF FEB 16.942 13.3 PYG ---------------------------------------------------------------------------- http://charts.aavso.org/charts/Ori/CZ_Ori/">0611+15 CZ ORIONIS The dwarf nova type cataclysmic variable CZ ORI is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 15.172 15.6 OCN FEB 16.940 14.1 PYG FEB 16.1 <14.4 CGF FEB 17.0306 13.6 BRJ FEB 16.4549 14.7 SRX FEB 17.067 14.1 CGF ---------------------------------------------------------------------------- 0854-24 VZ PYXIDIS The dwarf nova type (SU UMA subclass) cataclysmic variable VZ PYX is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 14.4410 15.1 SRX FEB 16.4465 12.8 SRX FEB 15.791 12.8 MLF FEB 16.6681 12.6 SRX ---------------------------------------------------------------------------- 1552+72 SS URSAE MINORIS The dwarf nova type (SU UMA subclass) cataclysmic variable SS UMI appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 10.042 <15.4 PYG FEB 17.091 14.5 PYG ---------------------------------------------------------------------------- 1701-32 FQ SCORPII The dwarf nova type (SS CYG subclass) cataclysmic variable FQ SCO is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 12.0 <13.4 OB FEB 16.6764 12.9 SRX FEB 16.6292 12.9 SRX FEB 17.117 13.0 OB ---------------------------------------------------------------------------- 1953+77 AB DRACONIS The dwarf nova type (Z CAM subclass) cataclysmic variable AB DRA is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 10.788 14.7 PYG FEB 15.3530 12.9 CCDV ZRE FEB 11.240 <14.0 MUY FEB 16.0139 13.2 BRJ FEB 15.0139 12.8 BRJ FEB 17.0111 13.8 BRJ ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: BRJ - J. BORTLE, USA OB - M. OVERBEEK, SOUTH AFRICA BTH - T. BURROWS, USA OCN - S. O'CONNOR, CANADA CGF - G. CHAPLE JR., USA OJR - J. OSORIO, SPAIN DPL - P. DOMBROWSKI, USA PYG - G. POYNER, ENGLAND MLF - L. MONARD, SOUTH AFRICA SRX - R. STUBBINGS, AUSTRALIA MUY - E. MUYLLAERT, BELGIUM 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! ____________________________________________________________________________