[1] CALTECH, LIGO, Pasadena, CA 91125 USA
[2] Louisiana State Univ, Baton Rouge, LA 70803 USA
[3] Interuniv Ctr Astron & Astrophys, Pune 411007, Maharashtra, India
[4] Univ Salerno, I-84084 Salerno, Italy
[5] INFN, Sez Napoli, Complesso Univ Monte S Angelo, I-80126 Naples, Italy
[6] Monash Univ, Sch Phys & Astron, OzGrav, Clayton, Vic 3800, Australia
[7] LIGO Livingston Observ, Livingston, LA 70754 USA
[8] Max Planck Inst Gravitat Phys, Albert Einstein Inst, D-30167 Hannover, Germany
[9] Leibniz Univ Hannover, D-30167 Hannover, Germany
[10] Univ Cambridge, Cambridge CB2 1TN, England
[11] Univ Birmingham, Birmingham B15 2TT, W Midlands, England
[12] MIT, LIGO, 77 Massachusetts Ave, Cambridge, MA 02139 USA
[13] Inst Nacl Pesquisas Espaciais, BR-12227010 Sao Jose Dos Campos, SP, Brazil
[14] GSSI, I-67100 Laquila, Italy
[15] INFN, Lab Nazl Gran Sasso, I-67100 Assergi, Italy
[16] Tata Inst Fundamental Res, Int Ctr Theoret Sci, Bengaluru 560089, Karnataka, India
[17] Univ Illinois, NCSA, Urbana, IL 61801 USA
[18] Univ Pisa, I-56127 Pisa, Italy
[19] INFN, Sez Pisa, I-56127 Pisa, Italy
[20] Univ Valencia, Dept Astron & Astrofis, E-46100 Valencia, Spain
[21] Australian Natl Univ, OzGrav, Canberra, ACT 0200, Australia
[22] CNRS, LMA, IN2P3, F-69622 Villeurbanne, France
[23] Univ Wisconsin, Milwaukee, WI 53201 USA
[24] Univ Strathclyde, SUPA, Glasgow G1 1XQ, Lanark, Scotland
[25] Univ Paris Saclay, Univ Paris Sud, CNRS IN2P3, LAL, F-91898 Orsay, France
[26] Calif State Univ Fullerton, Fullerton, CA 92831 USA
[27] Univ Paris Diderot, Sorbonne Paris Cite, CEA Irfu, APC,AstroParticule & Cosmol,CNRS IN2P3,Observ Par, F-75205 Paris 13, France
[28] EGO, I-56021 Pisa, Italy
[29] Chennai Math Inst, Chennai 603103, Tamil Nadu, India
[30] Univ Roma Tor Vergata, I-00133 Rome, Italy
[31] INFN, Sez Roma Tor Vergata, I-00133 Rome, Italy
[32] INFN, Sez Roma, I-00185 Rome, Italy
[33] Univ Grenoble Alpes, Univ Savoie Mt Blanc, CNRS IN2P3, LAPP, F-74941 Annecy, France
[34] Embry Riddle Aeronaut Univ, Prescott, AZ 86301 USA
[35] Montclair State Univ, Montclair, NJ 07043 USA
[36] Max Planck Inst Gravitat Phys, Albert Einstein Inst, D-14476 Potsdam, Germany
[37] Nikhef, Sci Pk 105, NL-1098 XG Amsterdam, Netherlands
[38] Korea Inst Sci & Technol Informat, Daejeon 34141, South Korea
[39] West Virginia Univ, Morgantown, WV 26506 USA
[40] Univ Perugia, I-06123 Perugia, Italy
[41] INFN, Sez Perugia, I-06123 Perugia, Italy
[42] Syracuse Univ, Syracuse, NY 13244 USA
[43] Univ Minnesota, Minneapolis, MN 55455 USA
[44] Univ Glasgow, SUPA, Glasgow G12 8QQ, Lanark, Scotland
[45] LIGO Hanford Observ, Richland, WA 99352 USA
[46] Caltech CaRT, Pasadena, CA 91125 USA
[47] RMKI, Wigner RCP, Konkoly Thege Miklos Ut 29-33, H-1121 Budapest, Hungary
[48] Univ Florida, Gainesville, FL 32611 USA
[49] Stanford Univ, Stanford, CA 94305 USA
[50] Univ Camerino, Dipartimento Fis, I-62032 Camerino, Italy