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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

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