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Galaxy Clustering


Click on any image to find the original source.


IRAS PSCz Survey

The Infrared Astronomical Satellite Point Source Catalog Redshift Survey (Saunders et al. 2000) contains 15,000 galaxies over 84% of the sky.


The AAT 2dFGRS

The Anglo-Australian Telescope 2-degree Field Galaxy Redshift Survey ( Colless et al. 2003) contains 230,000 galaxies in 899 2-degree diameter fields selected from the Automatic Plate Measuring survey (Maddox et al. 1990).


SDSS

The Sloan Digital Sky Survey aims to obtain positions and 5-color photometry of a large number of objects. Public data release 4 (2005) contains 1.8נ108 objects, and 850,000 spectra.


Power spectra

This compilation by Tegmark et al. (2004) shows the remarkable consistency between power spectra from disparate sources.


LCDM Simulation
(Klypin et al. 2001)


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Updated 2 Apr 2007