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Absorption Spectrum of RCrB During the Light Minimum

Published online by Cambridge University Press:  12 April 2016

N. Kameswara Rao ,
S. Giridhar  and
B.N. Ashoka
N. Kameswara Rao
Affiliation:
Indian Institute of Astrophysics
S. Giridhar
Affiliation:
Indian Institute of Astrophysics
B.N. Ashoka
Affiliation:
Indian Institute of Astrophysics

Extract

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Observations of RCrB obtained during the 1986 and early part of 1963 light minima show the following changes relative to the spectrum obtained at maximum light.

The molecular band of C2 (Swan System), CN bands at λ4215 and low excitation metal lines are enhanced in absorption.

Type
5. Chromospheres, Winds and Mass Loss
Information
International Astronomical Union Colloquium , Volume 106: Evolution of Peculiar Red Giant Stars , 1989 , pp. 403
Copyright
Copyright © Cambridge University Press 1989