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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: olga.maryeva@gmail.com
Sergey Parfenov
Affiliation:
Ural Federal University
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Abstract

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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

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