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Long-Term Variation of Be Stars on the Color-Magnitude Diagram

Published online by Cambridge University Press:  14 August 2015

Ryuko Hirata*
Affiliation:
DEPEG, Observatoire de Paris, Meudon, on leave from Department of Astronomy, University of Kyoto, Japan

Abstract

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The ratios α=ΔV/Δ(B-V) and β=Δ(U-B)/Δ(B-V) for the long-term variation of Be stars have been derived. The inclination effect on α is found. The dependence of α on the spectral type is also inferred. The signs of α and β are essentially the same.

Type
I. Photometry
Copyright
Copyright © Reidel 1982 

References

Beeckmans, F.: 1978, Memoire de Thése, Liège, Belgique.Google Scholar
Collins, G.W. II, and Sonneborn, G.H.: 1977, Astrophys. J. Suppl. 34, pp. 4194.Google Scholar
Delplace, A.M., and Chambon, M. Th.: 1976, IAU Symp. No. 70, pp. 7985.Google Scholar
Feinstein, A.: 1968, Zs. Astrophys. 68, pp. 2947.Google Scholar
Feinstein, A.: 1970, Publ. Astron. Soc. Pacific, 82, pp. 132135.CrossRefGoogle Scholar
Feinstein, A.: 1975, Publ. Astron. Soc. Pacific, 87, pp. 603605.Google Scholar
Harmanec, P., Horn, J., Koubský, P., dárský, F., , S., and Pavlovski, K.: 1980, Bull. Astron. Inst. Czech. 31, pp. 144159.Google Scholar
Nordh, H.L., and Olofsson, S.G.: 1977, Astron. Astrophys. 56, pp. 117121.Google Scholar
Poekert, R., and Marlborough, J.M.: 1978, Astrophys. J. Suppl. 38, pp. 229252.Google Scholar
Uesugi, A.: 1978, Revised Catalogue of Stellar Rotational Velocities-Preliminary Edition-.Google Scholar