A study of the magnetic helium variable emission-line star HD 125823

S. Hubrig; N. Nesvacil; F. Gonzalez; B. Wolff; I. Savanov

doi:10.1007/978-3-540-75485-5_71

A study of the magnetic helium variable emission-line star HD 125823

Astrophysics 2009-11-13 v1

Authors: S. Hubrig , N. Nesvacil , F. Gonzalez , B. Wolff , I. Savanov

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Abstract

The 5.9 M_sun star HD 125823 is a striking helium variable with a period of 8.82 d, ranging in helium spectral type from He-strong B2 to He-weak B8. For the first time we present here observational evidence for the appearance of emission lines of Mn and Fe in a variable magnetic star.

Keywords

HD 125823 helium variable stars magnetic stars emission lines B-type stars chemical peculiar stars

Cite

@article{arxiv.astro-ph/0703478,
  title  = {A study of the magnetic helium variable emission-line star HD 125823},
  author = {S. Hubrig and N. Nesvacil and F. Gonzalez and B. Wolff and I. Savanov},
  journal= {arXiv preprint arXiv:astro-ph/0703478},
  year   = {2009}
}

Comments

2 pages, 2 figures, to appear in "Precision Spectroscopy in Astrophysics"

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