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The diverse pulsational behaviour of β Cep stars: results from long-term monitoring

Published online by Cambridge University Press:  18 February 2014

G. Handler
G. Handler*
Affiliation:
Nicolaus Copernicus Astronomical Center, Bartycka 18, 00-716 Warsaw, Poland email: gerald@camk.edu.pl
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Abstract

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We studied seven β Cep stars photometrically over the past ten years. Some showed amplitude variations, some frequency changes, and others exhibited stable pulsations, with no consistent picture yet emerging. Additionally, 12 Lac appears to have a 6.7-yr binary companion.

Keywords

stars: early-typestars: evolutionstars: individual (12 Lac, ν Eri, σ Sco, γ Peg)stars: oscillations (including pulsations)stars: rotationbinaries: general
Type
Contributed Papers
Information
Proceedings of the International Astronomical Union , Volume 9 , Symposium S301: Precision Asteroseismology , August 2013 , pp. 417 - 418
Copyright
Copyright © International Astronomical Union 2014 

References

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