1. Department of Physics, University of Auckland , Auckland 1010, New Zealand
2. School of Physical and Chemical Sciences - Te Kura Matū , University of Canterbury, Private Bag 5900, Christchurch 9150, New Zealand
3. School of Natural and Computational Sciences, Massey University , Auckland 0856, New Zealand
4. Institute for Space-Earth Environmental Research, Nagoya University , Nagoya 464-8601, Japan
5. Code 667, NASA Goddard Space Flight Center , Greenbelt, MD 20771, USA
6. Department of Astronomy, University of Maryland , College Park, MD 20742, USA
7. Department of Earth and Space Science, Graduate School of Science, Osaka University , Toyonaka, Osaka 560-0043, Japan
8. Instituto de Astrofísica de Canarias , Vía Láctea s/n, E-49306 La Laguna, Tenerife, Spain
9. Department of Earth and Planetary Science, Graduate School of Science, The University of Tokyo , 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-0033, Japan
10. Department of Physics, The Catholic University of America , Washington, DC 20064, USA
11. Department of Physics, University of Warwick , Gibbet Hill Road, Coventry, CV5 8AL, UK
12. Sorbonne Université, CNRS, UMR 7095, Institut d’Astrophysique de Paris , 98 bis bd Arago, F-75014 Paris, France
13. University of Canterbury Mt. John Observatory , PO Box 56, Lake Tekapo 8770, New Zealand
14. Department of Physics, Faculty of Science, Kyoto Sangyo University , 603-8555 Kyoto, Japan