1. School of Physics and Astronomy, University of Birmingham, Edgbaston, Birmingham B15 2TT, UK.
2. Department of Physics and Astronomy, Aarhus University, DK-8000 Aarhus C, Denmark.
3. Department of Astronomy, Yale University, Post Office Box 208101, New Haven, CT 06520–8101, USA.
4. Département d'Astrophysique, Géophysique et Océanographie, Université de Liège, Allée du 6 Août 17, 4000 Liège 1, Belgique.
5. Institut d'Astrophysique Spatiale, Université Paris XI−CNRS (UMR8617), Batiment 121, 91405 Orsay Cedex, France.
6. Sydney Institute for Astronomy, School of Physics, University of Sydney, Sydney, NSW 2006, Australia.
7. Laboratoire Astrophysique, Instrumentation, et Modélisation, Commissariat à l’Energie Atomnique/Direction des Sciences de la Matière−CNRS−Université Paris Diderot, L'institut de recherche sur les lois fondamentales de l’Univers/Service d’Astrophysique, Centre de Saclay, 91191 Gif-sur-Yvette Cedex, France.
8. Space Telescope Science Institute, Baltimore, MD 21218, USA.
9. Osservatorio Astronomico di Padova, Istituto Nazionale di Astrofisica (INAF), Vicolo dell'Osservatorio 5, I-35122 Padova, Italy.
10. Institute of Astronomy, University of Vienna, A-1180 Vienna, Austria.
11. Department of Physics and Astronomy, Iowa State University, Ames, IA 50011, USA.
12. High Altitude Observatory and, Scientific Computing Division, National Center for Atmospheric Research, Boulder, CO 80307, USA.
13. Astronomical Institute, University of Wrocław, ul. Kopernika, 11, 51-622 Wrocław, Poland.
14. Centro de Astrofísica and Faculdade de Ciências, Universidade do Porto, Rua das Estrelas, 4150-762 Porto, Portugal.
15. Astronomy Unit, Queen Mary, University of London, Mile End Road, London E1 4NS, UK.
16. Institut de Recherche en Astrophysique et Planétologie, Université de Toulouse, CNRS, 14 avenue E. Belin, 31400 Toulouse, France.
17. INAF Osservatorio Astrofisico di Catania, Via S. Sofia 78, 95123 Catania, Italy.
18. Departamento de Astrofísica, Universidad de La Laguna, E-38206 La Laguna, Tenerife, Spain.
19. Instituto de Astrofísica de Canarias, E-38200 La Laguna, Tenerife, Spain.
20. Department of Physics, Dezhou University, Dezhou 253023, China.
21. Astronomical Institute, “Anton Pannekoek,” University of Amsterdam, Post Office Box 94249, 1090 GE Amsterdam, Netherlands.
22. Homi Bhabha Centre for Science Education, V. N. Purav Marg, Mumbai 400088, India.
23. Laboratoire d’études spatiales et d’instrumentation en astrophysique, CNRS, Université Pierre et Marie Curie, Université Denis Diderot, Observatoire de Paris, 92195 Meudon cedex, France.
24. Materials Engineering Research Institute, Faculty of Arts, Computing, Engineering and Sciences, Sheffield Hallam University, Sheffield S1 1WB, UK.
25. Department of Astronomy, Ohio State University, 4055 McPherson Laboratory, 140 West 18th Avenue, Columbus, OH 43210, USA.
26. Astronomical Institute of the Romanian Academy, Str. Cutitul de Argint, 5, RO 40557 Bucharest, Romania.
27. Canadian Space Agency, 6767 Boulevard de l'Aéroport, Saint-Hubert, QC J3Y 8Y9, Canada.
28. Instituto de Ciencias del Espacio–Institut d’Estudis Espacials de Catalunya, Campus UAB, Facultad de Cìencies, Torre-C5, 08193, Bellaterra, Spain.
29. Max Planck Institute for Astrophysics, Karl Schwarzschild Strasse 1, Garching D-85741, Germany.
30. National Aeronautics and Space Administration (NASA) Ames Research Center, MS 244-30, Moffett Field, CA 94035, USA.
31. Las Cumbres Observatory Global Telescope, Goleta, CA 93117, USA.
32. SETI Institute/NASA Ames Research Center, Moffett Field, CA 94035, USA.
33. Bay Area Environmental Research Institute/NASA Ames Research Center, Moffett Field, CA 94035, USA.
34. Orbital Sciences Corporation/NASA Ames Research Center, Moffett Field, CA 94035, USA.