1. Research School of Astronomy and Astrophysics, Australian National University , Cotter Road, Weston Creek, ACT 2611, Australia
2. Graduate Institute of Astrophysics and Department of Physics, National Taiwan University , No. 1, Sec. 4 Roosevelt Road, Taipei 10617, Taiwan
3. Centre for Gravitational Astrophysics (CGA), Australian National University , Building 38 Science Road, Acton, ACT 2601, Australia
4. Institute for Astronomy, University of Hawaii , 2680 Woodlawn Drive, Honolulu, HI 96822-1897, USA
5. ARC Centre of Excellence for All Sky Astrophysics in 3 Dimensions (ASTRO 3D), Australia
6. Astrophysics and Space Technologies Research Centre, Macquarie University , Sydney, NSW 2109, Australia
7. School of Mathematical and Physical Sciences, Macquarie University , Sydney, NSW 2109, Australia
8. Australian Astronomical Optics (AAO), Faculty of Science and Engineering, Macquarie University , Sydney, NSW 2109, Australia