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: 0533+26 RR TAU 1120-35 V442 CEN No. 720 January 4, 2001 ---------------------------------------------------------------------------- 0533+26 RR TAURI Astronomers from the University of Washington will be conducting spectroscopic observations of the nebular variable RR Tau in January, February, and March. We ask that you keep a close eye on this object from now until mid- March and report your observations to the AAVSO. AAVSO standard charts for this variable may be found on our web site at the following address: http://charts.aavso.org/STANDARD/TAU/RR_TAU/ ---------------------------------------------------------------------------- 1120-35 V442 CENTAURI The dwarf nova type (SS CYG subclass) cataclysmic variable V442 CEN is in outburst, as indicated by the following observations: AAVSO Observer AAVSO Observer UT Mag. Initials UT Mag. Initials JAN 02.804 <15.6 PEX JAN 04.044 12.9 SJX JAN 03.0 <13.2 OB JAN 04.048 13.1 OB JAN 03.800 14.6 PEX JAN 04.072 13.5 MLF JAN 03.971 13.6 MLF ---------------------------------------------------------------------------- We thank the following contributors for the data that they have provided for this News Flash: MLF - L. MONARD, SOUTH AFRICA PEX - A. PEARCE, AUSTRALIA OB - M. OVERBEEK, SOUTH AFRICA SJX - J. SMIT, SOUTH AFRICA 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! ____________________________________________________________________________