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Spiral structure and distribution of stellar associations in NGC 6946

Published online by Cambridge University Press:  14 August 2015

E. Ye. Khachikian
Affiliation:
Byurakan Astrophysical Observatory, Erevan, Armenia, U.S.S.R.
K. A. Sahakian
Affiliation:
Byurakan Astrophysical Observatory, Erevan, Armenia, U.S.S.R.

Abstract

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The associations of NGC 6946 outline its spiral arms. There is no relation between the colour or magnitude of the associations and their distance from the centre. Their mean absolute magnitude is −11m.1 and their mean colour index near zero.

Type
Part I/Spiral Structure in Galaxies
Copyright
Copyright © Reidel 1970 

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