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The variations of the Hα line of HD199178

  • Part IV Stellar activity
  • Conference paper
  • First Online:
The Sun and Cool Stars: activity, magnetism, dynamos

Part of the book series: Lecture Notes in Physics ((LNP,volume 380))

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Abstract

Changes of emission cause variations of the Hα absorption line of HD 199178. The correlation with the simultaneous light curve may depend on the relative strength of the axisymmetric and non-axisymmetric components of the evolving spot configurations.

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References

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Author information

Authors and Affiliations

  1. Observatory and Astrophysics Laboratory, University of Helsinki, Tähtitorninmäki, SF-00130, Helsinki, Finland

    Lauri Jetsu & Ilkka Tuominen

  2. Crimean Astrophysical Observatory, P/O Nauchny, 334413, Crimea, USSR

    Igor Savanov

Authors
  1. Lauri Jetsu
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  2. Igor Savanov
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  3. Ilkka Tuominen
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Editor information

I. Tuominen D. Moss G. Rüdiger

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© 1991 Springer-Verlag

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Jetsu, L., Savanov, I., Tuominen, I. (1991). The variations of the Hα line of HD199178. In: Tuominen, I., Moss, D., Rüdiger, G. (eds) The Sun and Cool Stars: activity, magnetism, dynamos. Lecture Notes in Physics, vol 380. Springer, Berlin, Heidelberg. https://doi.org/10.1007/3-540-53955-7_186

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  • DOI: https://doi.org/10.1007/3-540-53955-7_186

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  • Publisher Name: Springer, Berlin, Heidelberg

  • Print ISBN: 978-3-540-53955-1

  • Online ISBN: 978-3-540-46483-9

  • eBook Packages: Springer Book Archive

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