S. Appert³, S. K. Apple⁷, K. Arai³, S. M. Aston⁵, M. Ball⁸, S. W. Ballmer¹, D. Barker², L. Barsotti⁴, B. K. Berger⁹, J. Betzwieser⁵, D. Bhattacharjee^10,11, G. Billingsley³, S. Biscans⁴, C. D. Blair^12,5, N. Bode^13,14, E. Bonilla⁹, V. Bossilkov⁵, A. Branch⁵, A. F. Brooks³, D. D. Brown¹⁵, J. Bryant¹⁶, C. Cahillane¹, H. Cao⁴, F. Clara², J. Collins⁵, C. M. Compton², R. Cottingham⁵, D. C. Coyne³, R. Crouch², J. Csizmazia², A. Cumming¹⁷, L. P. Dartez⁵, D. Davis³, N. Demos⁴, E. Dohmen², J. C. Driggers², S. E. Dwyer², A. Effler⁵, A. Ejlli¹⁸, T. Etzel³, M. Evans⁴, J. Feicht³, R. Frey⁸, W. Frischhertz⁵, P. Fritschel⁴, V. V. Frolov⁵, M. Fuentes-Garcia³, P. Fulda¹⁹, M. Fyffe⁵, D. Ganapathy⁴, B. Gateley², T. Gayer¹, J. A. Giaime^20,5, K. D. Giardina⁵, J. Glanzer³, E. Goetz²¹, R. Goetz¹⁹, A. W. Goodwin-Jones^3,12, S. Gras⁴, C. Gray², D. Griffith³, H. Grote¹⁸, T. Guidry², J. Gurs²², E. D. Hall⁴, J. Hanks², J. Hanson⁵, M. C. Heintze⁵, A. F. Helmling-Cornell⁸, N. A. Holland²³, D. Hoyland¹⁶, H. Y. Huang²⁴, Y. Inoue²⁴, A. L. James³, A. Jamies³, A. Jennings², D. H. Jones²⁵, H. B. Kabagoz⁵, S. Karat³, S. Karki¹¹, M. Kasprzack³, K. Kawabe², N. Kijbunchoo¹⁵, P. J. King², J. S. Kissel², K. Komori²⁶, A. Kontos²⁷, Rahul Kumar², K. Kuns⁴, M. Landry², B. Lantz⁹, M. Laxen⁵, K. Lee²⁸, M. Lesovsky³, F. Llamas Villarreal²⁹, M. Lormand⁵, H. A. Loughlin⁴, R. Macas³⁰, M. MacInnis⁴, C. N. Makarem³, B. Mannix⁸, G. L. Mansell¹, R. M. Martin³¹, K. Mason⁴, F. Matichard⁴, N. Mavalvala⁴, N. Maxwell², G. McCarrol⁵, R. McCarthy², D. E. McClelland²⁵, S. McCormick⁵, T. McRae²⁵, F. Mera², E. L. Merilh⁵, F. Meylahn^13,14, R. Mittleman⁴, D. Moraru², G. Moreno², A. Mullavey⁵, T. J. N. Nelson⁵, A. Neunzert², J. Notte³¹, J. Oberling², T. O’Hanlon⁵, C. Osthelder³, D. J. Ottaway¹⁵, H. Overmier⁵, W. Parker⁵, O. Patane², A. Pele³, H. Pham⁵, M. Pirello², J. Pullin²⁰, V. Quetschke²⁹, K. E. Ramirez⁵, K. Ransom⁵, J. Reyes³¹, J. W. Richardson³², M. Robinson², J. G. Rollins³, C. L. Romel², J. H. Romie⁵, M. P. Ross⁷, K. Ryan², T. Sadecki², A. Sanchez², E. J. Sanchez³, L. E. Sanchez³, R. L. Savage², D. Schaetzl³, M. G. Schiworski¹, R. Schnabel²², R. M. S. Schofield⁸, E. Schwartz⁹, D. Sellers⁵, T. Shaffer², R. W. Short², D. Sigg², B. J. J. Slagmolen²⁵, C. Soike², S. Soni⁴, V. Srivastava¹, L. Sun²⁵, D. B. Tanner¹⁹, M. Thomas⁵, P. Thomas², K. A. Thorne⁵, M. R. Todd¹, C. I. Torrie³, G. Traylor⁵, A. S. Ubhi¹⁶, G. Vajente³, J. Vanosky², A. Vecchio¹⁶, P. J. Veitch¹⁵, A. M. Vibhute², E. R. G. von Reis², J. Warner², B. Weaver², R. Weiss⁴, C. Whittle³, B. Willke^14,13, C. C. Wipf³, J. L. Wright²⁵, H. Yamamoto³, L. Zhang³, and M. E. Zucker^4,3

• ¹Syracuse University, Syracuse, New York 13244, USA
• ²LIGO Hanford Observatory, Richland, Washington 99352, USA
• ³LIGO Laboratory, California Institute of Technology, Pasadena, California 91125, USA
• ⁴LIGO Laboratory, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
• ⁵LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
• ⁶University of California, Berkeley, California 94720, USA
• ⁷University of Washington, Seattle, Washington 98195, USA
• ⁸University of Oregon, Eugene, Oregon 97403, USA
• ⁹Stanford University, Stanford, California 94305, USA
• ¹⁰Kenyon College, Gambier, Ohio 43022, USA
• ¹¹Missouri University of Science and Technology, Rolla, Missouri 65409, USA
• ¹²OzGrav, University of Western Australia, Crawley, Western Australia 6009, Australia
• ¹³Max Planck Institute for Gravitational Physics (Albert Einstein Institute), D-30167 Hannover, Germany
• ¹⁴Leibniz Universität Hannover, D-30167 Hannover, Germany
• ¹⁵OzGrav, University of Adelaide, Adelaide, South Australia 5005, Australia
• ¹⁶University of Birmingham, Birmingham B15 2TT, United Kingdom
• ¹⁷SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
• ¹⁸Cardiff University, Cardiff CF24 3AA, United Kingdom
• ¹⁹University of Florida, Gainesville, Florida 32611, USA
• ²⁰Louisiana State University, Baton Rouge, Louisiana 70803, USA
• ²¹University of British Columbia, Vancouver, British Columbia V6T 1Z4, Canada
• ²²Universität Hamburg, D-22761 Hamburg, Germany
• ²³Vrije Universiteit Amsterdam, 1081 HV Amsterdam, Netherlands
• ²⁴National Central University, Taoyuan City 320317, Taiwan
• ²⁵OzGrav, Australian National University, Canberra, Australian Capital Territory 0200, Australia
• ²⁶University of Tokyo, Tokyo, 113-0033, Japan
• ²⁷Bard College, Annandale-On-Hudson, New York 12504, USA
• ²⁸Sungkyunkwan University, Seoul 03063, Republic of Korea
• ²⁹The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
• ³⁰University of Portsmouth, Portsmouth, PO1 3FX, United Kingdom
• ³¹Montclair State University, Montclair, New Jersey 07043, USA
• ³²University of California, Riverside, Riverside, California 92521, USA

• ^*These authors contributed equally to this work.
• ^†Contact author: ecapote@caltech.edu