Evidence of Substructure in the Cluster of Galaxies A3558

Christine C. Dantas, Reinaldo R. de Carvalho, Hugo V. Capelato +1

We investigate the dynamical properties of the cluster of galaxies A3558 (Shapley 8). Studying a region of one square degree ($\sim$ 3 Mpc${}^2$) centered on the cluster cD galaxy, w…