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)*% $}TJ»U<(N$'BIH- RBIj N W < ( 1 2 ; ! i $ This composite image shows the distribution of dark matter, galaxies, and hot gas in the core of the merging galaxy cluster Abell 520. Data from Chandra (green) show the hot gas in the clusters and provides evidence that a collision took place. Optical data from Hubble and the Canada-France-Hawaii Telescope in Hawaii are shown in red, green, and blue. Starlight from galaxies within the clusters, which has been smoothed to show the location of most of the galaxies, is colored orange. Confirming a previous observation, this result reveals that a clump of dark matter resides near most of the hot gas, where very few galaxies are found. Chandra X-ray Observatory Center 0221 ` , Hshttp://ns.adobe.com/xap/1.0/
4.28098217616988
-8.27995240567547e-01
15.00000000000000
0.00000000000000
7.60515854521816e-08
-7.47633066566777e-11
ArcSinh(x)
3.90783e-05
3.9078343e-05
1801.0
1158.5
3600.0
2315.0
73.5435621
2.9148898
C.5.5.3
2400000000
0.201
adsabs:2012ApJ...747...96J
arXiv:1202.6368
Diffuse Blue corresponds to lensing map (mass) and luminosity measurements
WCS retrieved using CXCs PinpointWCS
This composite image shows the distribution of dark matter, galaxies, and hot gas in the core of the merging galaxy cluster Abell 520. Data from Chandra (green) show the hot gas in the clusters and provides evidence that a collision took place. Optical data from Hubble and the Canada-France-Hawaii Telescope in Hawaii are shown in red, green, and blue. Starlight from galaxies within the clusters, which has been smoothed to show the location of most of the galaxies, is colored orange. Confirming a previous observation, this result reveals that a clump of dark matter resides near most of the hot gas, where very few galaxies are found.
Dark Matter and Galaxies Part Ways in Collision between Hefty Galaxy Clusters
Chandra X-ray Observatory Center
Abell 520
uuid:7EDCB01DC469DC11973CDC575C18FA43
http://chandra.harvard.edu/photo/image_use.html
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