We are grateful to the Austrian Science Foundation (FWF) for their support of stellar-activity research in Vienna through grants S7301 and S7302-AST. JB thanks the Soros Foundation for the PhD-fellowship 230/2/695. We both like to thank Drs. J.B. Rice, K. Oláh and G. Henry for numerous discussions concerning this star, M. Weber and A. Washüttl for obtaining part of the NSO data, and our referee, Dr. A. Collier-Cameron, whose comments and suggestions resulted in a substantially improved version of this paper.
© European Southern Observatory (ESO) 2000
Online publication: February 9, 2000