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Stellar Populations and Peculiar Velocities of Elliptical Galaxies

Published online by Cambridge University Press:  07 August 2017

Michael D. Gregg
Michael D. Gregg*
Affiliation:
Mt. Stromlo and Siding Spring Observatories Private Bag, Weston Creek P.O. A.C.T. 2611, Australia

Abstract

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The estimated distances of elliptical galaxies, as determined by the Dn – σ technique, can be affected by stellar population variations and perhaps also dynamical effects due to mergers, leading to spuriously large positive peculiar velocities.

Type
III. The Stellar Populations of Non-Resolved Galaxies
Information
Symposium - International Astronomical Union , Volume 149: The Stellar populations of Galaxies , 1992 , pp. 281 - 285
Copyright
Copyright © Kluwer 

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