Estrutura do universo primevo em z ~1.3: excede a escala de homogeneidade na concordância de cosmologia R-W

A structure in the early Universe at z ∼ 1.3 that exceeds the homogeneity scale of the R-W concordance cosmology

Roger G. Clowes1,★, Kathryn A. Harris1, Srinivasan Raghunathan1,2,†, Luis E. Campusano2, Ilona K. Söchting3 and Matthew J. Graham4

Author Affiliations1Jeremiah Horrocks Institute, University of Central Lancashire, Preston PR1 2HE 

2Observatorio Astronómico Cerro Calán, Departamento de Astronomía, Universidad de Chile, Casilla 36-D, Santiago, Chile 

3Astrophysics, Denys Wilkinson Building, Keble Road, University of Oxford, Oxford OX1 3RH 

4California Institute of Technology, 1200 East California Boulevard, Pasadena, CA 91125, USA 

★E-mail: rgclowes@uclan.ac.uk

Accepted 2012 November 24.
Received 2012 November 12.
In original form 2012 October 12.

Abstract

A large quasar group (LQG) of particularly large size and high membership has been identified in the DR7QSO catalogue of the Sloan Digital Sky Survey. 

© 2013 The Authors Published by Oxford University Press on behalf of the Royal Astronomical Society
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