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Surface temperature maps for II Peg during 1999–2002

Published online by Cambridge University Press:  26 February 2010

M. Lindborg ,
M. J. Korpi ,
I. Tuominen ,
T. Hackman ,
I. Ilyin  and
N. Piskunov
M. Lindborg
Affiliation:
Observatory, PO BOX 14, FI-00014, University of Helsinki, Finland
M. J. Korpi
Affiliation:
Observatory, PO BOX 14, FI-00014, University of Helsinki, Finland NORDITA, Roslagstullsbacken 23, SE-10691 Stockholm, Sweden
I. Tuominen
Affiliation:
Observatory, PO BOX 14, FI-00014, University of Helsinki, Finland
T. Hackman
Affiliation:
Observatory, PO BOX 14, FI-00014, University of Helsinki, Finland
I. Ilyin
Affiliation:
Astrophysikalisches Institut Potsdam, An der Sternwarte 16, 14482 Potsdam, Germany
N. Piskunov
Affiliation:
Department of Astronomy and Space Physics, Uppsala University, SE-751 20, Uppsala, Sweden
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Abstract

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The active RS CVn star II Peg has been spectroscopically monitored for almost 18 years with the SOFIN spectrograph at NOT, La Palma, Spain. In this paper we present five new surface temperature maps of the object for the years 1999 (two maps), 2001 (one map) and 2002 (two maps).

Keywords

techniques: spectroscopicstars: late-typestars: spots
Type
Contributed Papers
Information
Proceedings of the International Astronomical Union , Volume 5 , Symposium S264: Solar and Stellar Variability: Impact on Earth and Planets , August 2009 , pp. 213 - 218
Copyright
Copyright © International Astronomical Union 2010

References

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