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Periodic and Nonperiodic Phenomena in AGB Stars1

Published online by Cambridge University Press:  12 April 2016

T. Lebzelter  and
K.H. Hinkle
T. Lebzelter
Affiliation:
Institut f. Astronomie, University of Vienna, Austria
K.H. Hinkle
Affiliation:
National Optical Astronomy Observatories2, Tucson, USA

Abstract

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We discuss velocity variations in different layers of an AGB star’s atmosphere. Periodic and nonperiodic changes are observed. From a large sample of data we derive mean velocity curves for miras and semiregular variables.

Type
Part 5. Mass Loss in Pulsating Stars
Information
International Astronomical Union Colloquium , Volume 185: Radial and Nonradial Pulsations as Probes of Stellar Physics , 2002 , pp. 556 - 559
Copyright
Copyright © Cambridge University Press 2002

Footnotes

2

operated by the Association of Universities for Research in Astronomy, Inc. under cooperative agreement with the National Science Foundation

1

Based on observations obtained at Kitt Peak National Observatory

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