Is the Brightest Galaxy behind the Bullet Cluster a Galaxy in the ...
Is the Brightest Galaxy behind the Bullet Cluster a Galaxy in the ...
Is the Brightest Galaxy behind the Bullet Cluster a Galaxy in the ...
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The <strong>Bullet</strong> <strong>Cluster</strong> (1E 0657 -57) was discovered by Tucker et al. (1995) us<strong>in</strong>g E<strong>in</strong>ste<strong>in</strong> IPC.<br />
Tucker et al. (1998) used ASCA data and derived T= 17 keV (5.2 X 10 8 K), one of <strong>the</strong> hottest<br />
known cluster. Established as a cluster-cluster merger by Tucker et al. (1998a) us<strong>in</strong>g<br />
ROSAT. The most lum<strong>in</strong>ous synchrotron radio halo (Liang et al. 2000). Supersonic merger<br />
Mach=2-3 shock: v=4000-5000 km/s (Markevitch et al. 2002)
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