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Preliminary Investigation of Quantitative Spectral Classification by Means of Objective-Prism Spectra Obtained with the Broerfelde Schmidt Telescope

Published online by Cambridge University Press:  14 August 2015

J. V. Clausen
J. V. Clausen*
Affiliation:
Copenhagen University Observatory, Brœrfelde, Denmark

Abstract

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Different methods, used for measuring the strength of hydrogen lines in objective-prism spectra, are discussed and the parameters are compared with the photoelectric β-index. It is found that for A5V–G1V stars β can be given with a mean error of ±0.m020 (one spectrum).

Type
Part II: Classification of Objective-Prism Spectra
Information
Symposium - International Astronomical Union , Volume 50: Spectral Classification and Multicolour Photometry , 1973 , pp. 134 - 137
Copyright
Copyright © Reidel 1973 

References

Crawford, D. L. and Perry, C. L.: 1966, Astron. J. 71, No. 3.Google Scholar
Furenlid, I.: 1971, Astron. Astrophys. 10, 321.Google Scholar
Johnson, H. L. and Knuckles, C. F.: 1955, Astrophys. J. 122, 209.CrossRefGoogle Scholar
Oke, J. B. and Conti, P. S.: 1966, Astrophys. J. 143, 134.Google Scholar
West, R. M.: 1972, Bull. Abastumani Astrophys. Obs. 43, 109.Google Scholar