A High Fraction of Mergers in the cluster MS1054-03 at z=0.83

M. Franx, P. G. van Dokkum, D. G. Fabricant +2

We used the Hubble Space Telescope to take a wide field, multicolor image of the high redshift cluster MS1054-03 at z=0.83. The Keck telescope was used to take 200 redshifts in the…