1. Jodrell Bank Centre for Astrophysics, Department of Physics and Astronomy, University of Manchester , Oxford Road, Manchester M13 9PL, UK
2. Astronomical Observatory, University of Warsaw , Al. Ujazdowskie 4, PL-00-478 Warsaw, Poland
3. Louisiana State University , 261-B Nicholson Hall, Tower Dr., Baton Rouge, LA 70803-4001, USA
4. Department of Physical Sciences, The Open University , Walton Hall, Milton Keynes MK7 6AA, UK
5. Korea Astronomy and Space Science Institute , Daejon 34055, Republic of Korea
6. Korea University of Science and Technology , Korea, (UST), 217 Gajeong-ro, Yuseong-gu, Daejeon, 34113, Republic of Korea
7. Institute for Natural and Mathematical Sciences, Massey University , Private Bag 102904 North Shore Mail Centre, Auckland 0745, New Zealand
8. Department of Particle Physics and Astrophysics, Weizmann Institute of Science , Rehovot 76100, Israel
9. Department of Astronomy and Tsinghua Centre for Astrophysics, Tsinghua University , Beijing 100084, China
10. Las Cumbres Observatory Global Telescope Network , 6740 Cortona Drive, Suite 102, Goleta, CA 93117, USA
11. Center for Cosmology and Particle Physics, Department of Physics, New York University , 4 Washington Place, Room 424, New York, NY 10003, USA
12. Center for Data Science, New York University , 726 Broadway, 7th Floor, New York, NY 10003, USA
13. Department of Astronomy, The Ohio State University , 140 West 18th Avenue, Columbus, OH 43210, USA
14. University of Maryland, Baltimore County , 1000 Hilltop Circle, Baltimore, MD 21250, USA
15. NASA Ames Research Center , Moffett Field, CA 94035, USA
16. IPAC , Mail Code 100-22, Caltech, 1200 E. California Blvd., Pasadena, CA 91125, USA
17. Ball Aerospace & Technologies , Boulder, CO 80301, USA
18. Laboratory for Atmospheric and Space Physics, University of Colorado at Boulder , Boulder, CO 80303, USA
19. University of Canterbury, Department of Physics and Astronomy , Private Bag 4800, Christchurch 8020, New Zealand Gajeong-ro Yuseong-gu, Daejeon 34113, Korea
20. Max-Planck-Institute for Astronomy , Königstuhl 17, D-69117 Heidelberg, Germany
21. Department of Physics, Chungbuk National University , Cheongju 28644, Republic of Korea
22. Center for Astrophysics | Harvard & Smithsonian , 60 Garden St., Cambridge, MA 02138, USA
23. School of Space Research, Kyung Hee University , Yongin 17104, Republic of Korea
24. Department of Physics, University of Warwick , Coventry CV4 7AL, UK
25. Physics Department and Tsinghua Centre for Astrophysics, Tsinghua University , Beijing 100084, China
26. National Astronomical Observatories, Chinese Academy of Sciences , A20 Datun Rd., Chaoyang District, Beijing 100012, China
27. CFHT Corporation , 65-1238 Mamalahoa Hwy, Kamuela, Hawaii 96743, USA
28. Université de Toulouse , UPS-OMP, IRAP, 14 Av. Edouard Belin, 31400 Toulouse, France
29. Institute for Space-Earth Environmental Research, Nagoya University , Nagoya 464-8601, Japan
30. Code 667, NASA Goddard Space Flight Center , Greenbelt, MD 20771, USA
31. Department of Astronomy, University of Maryland , College Park, MD 20742, USA
32. Department of Earth and Planetary Science, Graduate School of Science, The University of Tokyo , 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-0033, Japan
33. Instituto de Astrofísica de Canarias , Vía Láctea s/n, E-38205 La Laguna, Tenerife, Spain
34. Department of Earth and Space Science, Graduate School of Science, Osaka University , Toyonaka, Osaka 560-0043, Japan
35. Department of Astronomy, Graduate School of Science, The University of Tokyo , 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-0033, Japan
36. Sorbonne Université , CNRS, UMR 7095, Institut d’Astrophysique de Paris, 98 bis bd Arago, F-75014 Paris, France
37. Department of Physics, University of Auckland , Private Bag 92019, Auckland, New Zealand
38. Department of Physics, The Catholic University of America , Washington, DC 20064, USA
39. University of Canterbury Mt. John Observatory , PO Box 56, Lake Tekapo 8770, New Zealand
40. Jet Propulsion Laboratory, California Institute of Technology , 4800 Oak Grove Drive, Pasadena, CA 91109, USA