1. CSIRO Astronomy and Space Science (CASS), Marsfield, NSW 2122, Australia
2. Western Sydney University, Locked Bag 1797, Penrith, NSW 2751, Australia
3. International Centre for Radio Astronomy Research (ICRAR), Curtin University, Bentley, WA 6102, Australia
4. ARC Centre of Excellence for All-Sky Astrophysics (CAASTRO), Australia
5. Sydney Institute for Astronomy (SIfA), School of Physics, The University of Sydney, NSW 2006, Australia
6. CSIRO Astronomy and Space Science (CASS), 26 Dick Perry Avenue, Kensington, WA 6151, Australia
7. International Centre for Radio Astronomy Research (ICRAR), M468, University of Western Australia, Crawley, WA 6009, Australia
8. National Radio Astronomy Observatory (NRAO), 1003 Lopezville Road, Socorro, NM 87801-0387, USA
9. Leiden Observatory, Leiden University, Niels Bohrweg 2, NL-2333CA, Leiden, The Netherlands
10. Square Kilometre Array South Africa, 3rd Floor, The Park, Park Road, Pinelands, 7405, South Africa
11. Department of Physics and Electronics, Rhodes University, PO Box 94, Grahamstown, 6140, South Africa
12. University of Technology Sydney, 15 Broadway, Ultimo NSW 2007, Australia
13. Dunlap Institute for Astronomy and Astrophysics, 50 St. George St, University of Toronto, ON M5S 3H4, Canada
14. School of Chemical & Physical Sciences, Victoria University of Wellington, PO Box 600, Wellington 6140, New Zealand
15. Centre for Astrophysics Research, School of Physics, Astronomy and Mathematics, University of Hertfordshire, College Lane, Hatfield AL10 9AB, UK
16. Peripety Scientific Ltd., PO Box 11355 Manners Street, Wellington 6142, New Zealand
17. School of Physics, The University of Melbourne, Parkville, VIC 3010, Australia
18. Astrophysics, Department of Physics, University of Oxford, Keble Road, Oxford OX1 3RH, UK