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Expanding Quasars and the Expansion of the Universe

Published online by Cambridge University Press:  03 August 2017

M. H. Cohen ,
P. D. Barthel ,
T. J. Pearson  and
J. A. Zensus
M. H. Cohen
Affiliation:
Owens Valley Radio Observatory, California Institute of Technology, Pasadena, California 91125, USA
P. D. Barthel
Affiliation:
Owens Valley Radio Observatory, California Institute of Technology, Pasadena, California 91125, USA
T. J. Pearson
Affiliation:
Owens Valley Radio Observatory, California Institute of Technology, Pasadena, California 91125, USA
J. A. Zensus
Affiliation:
Owens Valley Radio Observatory, California Institute of Technology, Pasadena, California 91125, USA

Extract

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The μ–z diagram (Figure 1) plots the observed internal proper motion μ versus redshift z for 32 extragalactic radio sources associated with active galactic nuclei. The observed points fall below an upper bound which decreases with redshift; there is a statistically significant anticorrelation between redshift and internal proper motion.

Type
Extragalactic
Information
Symposium - International Astronomical Union , Volume 129: The Impact of VLBI on Astrophysics and Geophysics , 1988 , pp. 23 - 24
Copyright
Copyright © Reidel 1988