The Atacama Cosmology Telescope: ACT-CL J0102-4915 "El Gordo," a Massive Merging Cluster at Redshift 0.87 (ASTROPHYSICAL JOURNAL, 2011)

(untitled) - Menanteau, F; Hughes, J; Sifon, C; Hilton, M; Gonzalez, J; Infante, L; Barrientos, L; Baker, A; Bond, JR; Das, S; Devlin, M; Dunkley, J; et al.