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: 0043+56B GX CAS 0853-70 SY VOL No. 1107 0130+50 KT PER 0855+18 SY CNC February 10, 2003 0139+37 AR AND 0956+34 RU LMI 0207-63 WX HYI 1220-45 V373 CEN 0401+50 FO PER 1612-54 HP NOR 0741-12 UY PUP 1848+26 CY LYR 0744-23 BV PUP 2101+65 FX CEP ---------------------------------------------------------------------------- 0043+56B GX CASSIOPEIAE The dwarf nova type (SU UMA subclass) cataclysmic variable GX CAS is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 05.7850 <15.2 PYG FEB 09.7960 13.3 PYG FEB 05.8920 <13.4 MGH FEB 09.9100 13.3 PYG FEB 09.7960 13.3 PYG FEB 10.0444 13.2 SXN ---------------------------------------------------------------------------- 0130+50 KT PERSEI The dwarf nova type (Z CAM subclass) cataclysmic variable KT PER is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 08.3028 14.4 LMK FEB 09.9736 12.2 CGF FEB 09.0583 12.4 CGF FEB 10.0819 12.0 SXN FEB 09.0792 12.5 DLA FEB 10.2299 11.8 NDD FEB 09.8310 11.9 PYG ---------------------------------------------------------------------------- 0139+37 AR ANDROMEDAE The dwarf nova type cataclysmic variable AR AND is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 06.0826 <14.7 SXN FEB 09.0681 11.8 CGF FEB 06.1000 <14.5 CGF FEB 09.0722 11.6 DLA FEB 08.0465 12.1 CGF FEB 09.8280 12.6 PYG FEB 08.1271 11.8 DLA FEB 09.9722 11.6 CGF FEB 08.3076 12.2 LMK FEB 10.0736 12.0 SXN ---------------------------------------------------------------------------- 0207-63 WX HYDRI The dwarf nova type (SU UMA subclass) cataclysmic variable WX HYI appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 08.4510 <14.0 SRX FEB 10.4780 12.6 SRX ---------------------------------------------------------------------------- 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 08.2681 <15.7 LMK FEB 10.0160 13.1 CGF FEB 09.0736 13.2 CGF FEB 10.1069 14.0 SXN ---------------------------------------------------------------------------- 0741-12 UY PUPPIS The dwarf nova type (possible Z CAM subclass) cataclysmic variable UY PUP may be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 02.3583 15.4 LMK FEB 08.5542 <14.7 LMK FEB 08.4840 15.0 SRX FEB 10.4970 14.6 SRX ---------------------------------------------------------------------------- 0744-23 BV PUPPIS The dwarf nova type (SS CYG subclass) cataclysmic variable BV PUP appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 08.4830 15.0 SRX FEB 10.5010 14.0 SRX FEB 08.5486 <14.5 LMK ---------------------------------------------------------------------------- 0853-70 SY VOLANTIS The dwarf nova type cataclysmic variable SY VOL appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 08.5260 <14.8 SRX FEB 10.5300 14.8 SRX ---------------------------------------------------------------------------- 0855+18 SY CANCRI The dwarf nova type (Z CAM subclass) cataclysmic variable SY CNC is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 02.9792 13.5 OJR FEB 09.9130 12.0 PYG FEB 08.3215 12.1 SXN FEB 10.5540 12.2 SRX FEB 08.5440 12.9 SRX ---------------------------------------------------------------------------- 0956+34 RU LEONIS MINORIS The dwarf nova type cataclysmic variable RU LMI has undergone an outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 05.9450 <15.5 PYG FEB 08.3910 14.7 CCDV RR FEB 06.2083 <15.1 SXN FEB 09.9310 15.6 PYG FEB 08.3389 14.0 SXN FEB 10.3292 17.0 CCDV RR ---------------------------------------------------------------------------- 1220-45 V373 CENTAURI The dwarf nova type cataclysmic variable V373 CEN appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 01.5820 <14.4 SRX FEB 08.5510 13.5 SRX FEB 07.6760 13.6 SRX FEB 10.5440 13.0 SRX ---------------------------------------------------------------------------- 1612-54 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 AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 07.6730 <13.6 SRX FEB 10.5580 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 JAN 15.4590 <14.4 SXN FEB 08.6660 13.3 LMK FEB 08.4618 13.6 SXN FEB 09.4389 13.5: CGF ---------------------------------------------------------------------------- 2101+65 FX CEPHEI The dwarf nova type cataclysmic variable FX CEP appears to be in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials FEB 05.7740 <15.2 PYG FEB 09.7940 15.4: PYG ---------------------------------------------------------------------------- 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 DLA - A. DILL, USA PYG - G. POYNER, ENGLAND LMK - M. LINNOLT, USA RR - R. ROYER, USA MGH - H. MCGEE, ENGLAND SRX - R. STUBBINGS, AUSTRALIA NDD - D. NASH, USA SXN - M. SIMONSEN, 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! ____________________________________________________________________________