Mass, Gas and Galaxies in the Abell 901/902 Supercluster
Mass, Gas and Galaxies in the Abell 901/902 Supercluster
Mass, Gas and Galaxies in the Abell 901/902 Supercluster
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A<strong>901</strong>b: <strong>the</strong> most<br />
massive <strong>and</strong> X-ray<br />
rich of <strong>the</strong> four<br />
clusters<br />
Dark Matter<br />
map resolves<br />
substructure<br />
M = 6.5 ± 1.3h −1 10 13 M⊙<br />
M/L = 165 ± 33hM⊙/L⊙<br />
M/M∗ = 42 ± 8<br />
ACS HST image Dark Matter density<br />
Ca<strong>the</strong>r<strong>in</strong>e Heymans LBL 22nd Jan 2008
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