Chandra centres for COSMOS X-ray galaxy groups: Differences in stellar properties between central dominant and offset brightest group galaxies

Ghassem Gozaliasl, Alexis Finoguenov, Masayuki Tanaka +24

We present the results of a search for galaxy clusters and groups in the $\sim 2$ square degree of the COSMOS field using all available X-ray observations from the XMM-Newton and Ch…