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Velocity Variations of the roAp Star γ Equulei: Probing a puzzling pulsator

Published online by Cambridge University Press:  12 April 2016

Jaymie M. Matthews  and
Sandra Scott
Jaymie M. Matthews
Affiliation:
Department of Geophysics & Astronomy University of British Columbia, Vancouver, V6T 1Z4, Canada
Sandra Scott
Affiliation:
Department of Geophysics & Astronomy University of British Columbia, Vancouver, V6T 1Z4, Canada

Abstract

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We present a pulsational RV curve for γ Equ whose amplitude is about 200 m/s and period is roughly 11 minutes. These data, combined with rapid photometry and line-profile variations, are being used to identify the nonradial mode(s) and study mode growth/decay in this unusual star.

Type
Part 2. Poster Papers
Information
International Astronomical Union Colloquium , Volume 155: Astrophysical Applications of Stellar Pulsation , 1995 , pp. 347 - 348
Copyright
Copyright © Astronomical Society of the Pacific 1995

References

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