1. International Centre for Radio Astronomy Research, The University of Western Australia , Crawley, WA 6009, Australia
2. ARC Centre of Excellence for All Sky Astrophysics in 3 Dimensions (ASTRO 3D) , Australia
3. University of Texas , Hobby-Eberly Telescope, McDonald Observatory, TX 79734, USA
4. Sydney Institute for Astronomy (SIfA), School of Physics, The University of Sydney , NSW 2006, Australia
5. Australian Astronomical Optics, Astralis-USydney, School of Physics, University of Sydney , NSW 2006, Australia
6. Kavli Institute for Cosmology, University of Cambridge , Madingley Road, Cambridge CB3 0HA, UK
7. Cavendish Laboratory – Astrophysics Group, University of Cambridge , 19 JJ Thomson Avenue, Cambridge CB3 0HE, UK
8. School of Mathematics and Physics, University of Queensland , Brisbane, QLD 4072, Australia
9. Department of Physics and Astronomy, West Virginia University , P.O. Box 6315, Morgantown, WV 26506, USA
10. Center for Gravitational Waves and Cosmology, West Virginia University, Chestnut Ridge Research Building , Morgantown, WV 26505, USA
11. Astronomy Department, University of Cape Town , Rondebosch 7700, South Africa
12. Research School of Astronomy and Astrophysics, The Australian National University , Canberra, ACT 2611, Australia
13. Department of Astronomy, The University of Wisconsin-Madison , 475 N. Charter Street, Madison, WI 53706, USA
14. Department of Physics and Astronomy, Union College , Schenectady, NY 12308, USA
15. Department of Physics and Astronomy, State University of New York at Stony Brook , Stony Brook, NY 11790, USA
16. Department of Mechanical and Aerospace Engineering, Benjamin M. Statler College of Engineering and Mineral Resources, West Virginia University , 1306 Evansdale Drive, Morgantown, WV 26506-6106, USA