Fig. 2 from The Galaxy Pairwise Velocity Dispersion as a Function of Local Density

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The Galaxy Pairwise Velocity Dispersion as a Function of Local Density

Authors: Michael A. Strauss, Jeremiah P. Ostriker, and Renyue Cen

Strauss, Ostriker, & Cen 1998 The Astrophysical Journal 494 20.

Provider: AAS Journals

Caption: Fig. 2.

Histograms of the distribution of redshift differences π as a function of overdensity δ. The smooth curves are a maximum‐likelihood fit of the data in each density bin to a model of an exponential pairwise velocity distribution plus a smooth background.

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