Clusters of Galaxies in the First Half of the Universe from the IRAC Shallow Survey

Peter R. M. Eisenhardt, Mark Brodwin, Anthony H. Gonzalez +13

We have identified 335 galaxy cluster and group candidates, 106 of which are at z > 1, using a 4.5 um selected sample of objects from a 7.25 deg^2 region in the Spitzer Infrared Ar…