A Chandra X-ray Observation of Abell 1991: The Late Stages of Infall?

Mangala Sharma, B. R. McNamara, P. E. J. Nulsen +6

We present results from a 38 ks Chandra X-ray observation of the z=0.059 galaxy cluster A1991. The cluster has a bright X-ray core and a central temperature gradient that declines…