Abell 639s
A ROSAT PSPC image of the cluster A639s with an exposure time of 10.2 ksec. This image has been smoothed with a 15" gaussian and only includes photons in the energy range of 0.5 - 2.0 keV.
A ROSAT PSPC image of the cluster A639s with an exposure time of 10.2 ksec.
This image has been smoothed with a 15" gaussian and only includes
photons in the energy range of 0.5 - 2.0 keV.