Hostname: page-component-cd9895bd7-hc48f Total loading time: 0 Render date: 2024-12-24T16:54:01.639Z Has data issue: false hasContentIssue false
  • English
  • Français

Investigation of the brightest stars in the Cyg OB2 association

Published online by Cambridge University Press:  23 January 2015

Olga Maryeva  and
Sergey Parfenov
Olga Maryeva
Affiliation:
Special Astrophysical Observatory of the Russian Academy of Sciences email: [email protected]
Sergey Parfenov
Affiliation:
Ural Federal University
Rights & Permissions [Opens in a new window]

Abstract

Core share and HTML view are not available for this content. However, as you have access to this content, a full PDF is available via the ‘Save PDF’ action button.

We present the results of investigation of most luminous stars belonging to the Cyg OB2 association using quantitative analysis of high-resolution spectra. Physical parameters derived using the cmfgen and tlusty atmospheric codes allow us to estimate the mass and age of these stars.

Keywords

stars: early-type stars: atmospheres stars: windsoutflows stars: evolution
Type
Contributed Papers
Information
Proceedings of the International Astronomical Union , Volume 9 , Issue S307: New windows on massive stars: asteroseismology, interferometry, and spectropolarimetry , June 2014 , pp. 119 - 120
Copyright
Copyright © International Astronomical Union 2015 

References

Asplund, M., Grevesse, N., Sauval, A. J., & Scott, P. 2009, ARA&A 47, 481Google Scholar
Chentsov, E. L., Klochkova, V. G., Panchuk, V. E., Yushkin, M. V., & Nasonov, D. S. 2013, Astronomy Reports 57, 527Google Scholar
Hillier, D. J. & Miller, D. L. 1998, ApJ 496, 407Google Scholar
Lanz, T. & Hubeny, I. 2003, ApJS 146, 417CrossRefGoogle Scholar
Maryeva, O., Zhuchkov, R., & Malogolovets, E. 2014, PASA 31, 20Google Scholar
Maryeva, O. V., Klochkova, V. G., & Chentsov, E. L. 2013, Astrophysical Bulletin 68, 87CrossRefGoogle Scholar
Maryeva, O. V. & Zhuchkov, R. Y. 2012, Astrophysics 55, 371Google Scholar
Walborn, N. R., Sota, A., Maíz Apellániz, J., et al. 2010, ApJ (Letters) 711, L143Google Scholar