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Temperature and brightness variations on Betelgeuse

Published online by Cambridge University Press:  04 August 2017

John E. Gaustad
John E. Gaustad*
Affiliation:
Department of Astronomy Swarthmore College Swarthmore Pennsylvania 19081 U.S.A.

Abstract

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Changes in Ti0 band strengths correlate well with the brightness changes of α Orionis, thus supporting the hypothesis of Schwarzschild that the irregular luminosity variations of red giants are due to temperature changes in a few extremely large convective elements on their surface.

Type
III. Spectroscopic Research Programmes
Information
Symposium - International Astronomical Union , Volume 118: Instrumentation and Research Programmes for Small Telescopes , 1986 , pp. 449 - 450
Copyright
Copyright © Reidel 1986 

References

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