1. Department of Physics and Astronomy, West Virginia University, PO Box 6315, Morgantown, WV 25606, USA
2. Center for Gravitational Waves and Cosmology, West Virginia University, Chestnut Ridge Research Building, Morgantown, WV 26505, USA
3. Kavli Institute for Cosmology, University of Cambridge, Madingley Road, Cambridge CB3 0HA, UK
4. Institute of Astronomy, University of Cambridge, Madingley Road, Cambridge CB3 0HA, UK
5. Department of Physics and Astronomy, University of Sussex, Falmer, Brighton BN1 9QH, UK
6. CSIRO Astronomy and Space Science, Australia Telescope National Facility, Box 76, Epping, NSW 1710, Australia
7. Centre for Astrophysics and Supercomputing, Swinburne University of Technology, Hawthorn, VIC 3122, Australia
8. Department of Astronomy, University of Massachusetts Amherst, Amherst, MA 01002, USA
9. Departamento de Ciencias Fisicas, Universidad Andres Bello, Avda. Republica 252, Santiago, Chile
10. Millennium Institute of Astrophysics (MAS), Nuncio Monseñor Sotero Sanz 100, Providencia, Santiago, Chile
11. Instituto de Física, Pontificia Universidad Católica de Valparaíso, Casilla 4059, Valparaíso, Chile
12. Jodrell Bank Centre for Astrophysics, University of Manchester, Oxford Road, Manchester M13 9PL, UK
13. CAS Key Laboratory of FAST, National Astronomical Observatories, Chinese Academy of Sciences, Beijing 10010, China
14. NAOC-UKZN Computational Astrophysics Centre, University of KwaZulu-Natal, Durban 4000, South Africa
15. Astronomy Department, Harvard University, 60 Garden St, Cambridge, MA 02138, USA