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Rapid Variations of Hα in Be Stars

Published online by Cambridge University Press:  14 August 2015

J. D. R. Bahng
J. D. R. Bahng*
Affiliation:
Astronomy Dept., Northwestern University, Evanston, Ill., U.S.A.
*
∗Visiting Astronomer, Kitt Peak National Observatory and Cerro Tololo Inter-American Observatory, which are operated by the Association of Universities for Research in Astronomy, Inc., under contract with the National Science Foundation.

Abstract

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Photoelectric spectrum scans of Be stars were analysed to study the short-term variations of Hα emission strengths. In ζ Tau, α Col, PP Car, and δ Cen, definite variations of a few percent with time scales of 1 to 3 minutes were found. These variations do not exhibit any periodicity.

Type
Part 1: Observations of Be Stars
Information
Symposium - International Astronomical Union , Volume 70: Be and Shell Stars , 1976 , pp. 41 - 49
Copyright
Copyright © Reidel 1976 

References

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