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Parsec Scale Properties of Brightest Cluster Galaxies

2008/02/25 by G. Giovannini, E. Liuzzo, Giovannini, G. +3
Physics and Astronomy · #Astrophysics (astro-ph) #FOS: Physical sciences #astro-ph

paper · pdf · doi:10.48550/arxiv.0802.3574

4 pages. Contributed talk. To be published in the proceedings of: "Approaching Micro-Arcsecond Resolution with VSOP-2: Astrophysics and Technology". Eds. Y. Hagiwara, E. Fomalont, M. Tsuboi, and Y. Murata

arxiv created 2008/02/25 · arxiv updated 2009/12/01

Abstract

We present new VLBI observations of Brightest Cluster Galaxies in eight nearby Abell clusters. These data show a possible difference between Brightest Cluster Galaxies in cool core clusters (two-sided pc scale jets) and in non cool core clusters (one-sided pc scale jets). We suggest that this difference could be due to the jet interaction with the surrounding medium. More data are necessary to discuss if pc-scale properties of Brightest Cluster Galaxies are influenced by their peculiar morphology and position in the center of rich clusters of galaxies.

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