The XXL Survey: IX. Optical overdensity and radio continuum analysis of a supercluster at $z=0.43$

N. Baran, V. Smolčić, D. Milaković +18

We present observations with the Karl G. Jansky Very Large Array (VLA) at 3 GHz toward a sub-field of the XXL-North 25 deg${}^2$ field targeting the first supercluster discovered i…