A gravitational-wave standard siren measurement of the Hubble constant

B.P. Abbott, R. Abbott, T. D. Abbott, F. Acemese, K. Ackley, C. Adams, T Adams, P. Addesso, S Adhikary, V.B. Adya, C. Affeldt, M. Afrough, Bina Agarwal, M. Agathos, K. Agatsuma, Neha Aggarwal, Carlos Aguiar, Leslie Aiello, A. Ain, Jorge Enrico Ramirez-RuizJens Hjorth, Darach Jafar Watson, Bo Milvang-Jensen, J.B. Camp