Astrophysics and Space Science

, Volume 143, Issue 2, pp 393–397 | Cite as

‘Activity’ in RS CVn stars, and how to characterize it

  • E. Budding
  • M. Zeilik
Letters to the Editor


Ambiguities and uncertainties in the discussion on ‘stellar activity’ are referred to. At least part of the problem may derive from observational procedures. These are briefly reviewed and some recent advances noted. A few purposes of such undertakings are finally given.


Stellar Activity Observational Procedure 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.


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Copyright information

© Kluwer Academic Publishers 1988

Authors and Affiliations

  • E. Budding
    • 1
  • M. Zeilik
    • 2
  1. 1.Carter ObservatoryWellingtonNew Zealand
  2. 2.Department of Physics and AstronomyUniversity of New MexicoAlbuquerqueUSA

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