1. Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139, United States
2. Harvard-Smithsonian Center for Astrophysics, Cambridge, Massachusetts 02138, United States
3. Princeton University, Princeton, New Jersey 08540, United States
4. University of Chicago, Chicago, Illinois 60611, United States
5. Las Cumbres Observatory Global Telescope, Goleta, California 93117, United States
6. Harvard-Smithsonian Center for Astrophysics, Cambridge, Massachusetts 02138, United StatesfUniversity of Copenhagen, 1165 Copenhagen, Denmark
7. Arizona State University, Tempe, Arizona 85004, United States
8. Carnegie Institute of Washington, Department of Terrestrial Magnetism, Washington, DC 20015, United States
9. University of Birmingham, Birmingham B15 2TT, United KingdomjAarhus University, Stellar Astrophysics Centre, 8000 Aarhus, Denmark
10. Aarhus University, Stellar Astrophysics Centre, 8000 Aarhus, Denmark
11. NASA Goddard Space Flight Center, Green Belt, Maryland 20771, United States
12. University of Maryland, College Park, Maryland 20742, United States
13. Noqsi Aerospace, Ltd., Pine, Colorado 80470, United States
14. Northern Kentucky University, Highland Heights, Kentucky 41099, United StatesoVanderbilt University, Nashville, Tennessee 37235, United States
15. Lowell Observatory, Flagstaff, Arizona 86001, United States
16. McDonald Observatory, Austin, Texas 78712, United States
17. University of Florida, Gainesville, Florida 32611, United States
18. Max-Planck-Institut für Astronomie, 69117 Heidelberg, Germany
19. University of Hawaii, Manoa, Hawaii 96822, United States
20. Tokyo Institute of Technology, Tokyo 152-8851, Japan
21. NASA Ames Research Center, Mountain View, California 94035, United States
22. University of California, Space Science Laboratory, Berkeley, California 94720, United States
23. UCO/Lick Observatory, Santa Cruz, California 95064, United States
24. University of California, Berkeley, California 94720, United States
25. Space Telescope Science Institute, Baltimore, Maryland 21218, United StatesaaJohns Hopkins University, Baltimore, Maryland 21218, United States
26. National Astronomical Observatory of Japan, Tokyo 181-8588, Japan
27. Vanderbilt University, Nashville, Tennessee 37235, United States
28. Instituto de Astrofisica de Canarias, E38205 La Laguna (Tenerife), Spain
29. Observatoire de Genève, 1290 Versoix, Switzerland
30. Vanderbilt University, Nashville, Tennessee 37235, United StateseeLehigh University, Bethlehem, Pennsylvania 18015, United States
31. Landessternwarte, Zentrum für Astronomie der Universität, 69117 Heidelberg, Germany
32. INAF–Osservatorio Astrofisico di Torino, 10025 Pino Torinese, Torino, Italy
33. Vanderbilt University, Nashville, Tennessee 37235, United StateshhFisk University, Nashville, Tennessee 37208, United States