The Faint End of the Centaurus A Satellite Luminosity Function

NASA from the Space Telescope Science Institute [NNX14AF84G, HST-GO-13856.001]; NSF [AST-1514763, AST-1814208, AST-1821967, AST-1821987, AST-1813708, AST-1813466, AST-1010039, AST-1412504, AST-1412792]; Packard Fellowship; Natural Sciences and Engineering Research Council of Canada (NSERC); National Science Foundation [PHYS-1066293]; Aspen Center for Physics; Smithsonian Astrophysical Observatory; NASA [NNX14AF84G, NAS 5-26555]