1. Instituto de Astrofísica, Facultad de Física, Pontificia Universidad Católica de Chile, 306, Santiago 22, Chile
2. Millennium Institute of Astrophysics (MAS), Nuncio Monseñor Sótero Sanz 100, Providencia, Santiago, Chile
3. Space Science Institute, 4750 Walnut Street, Suite 205, Boulder, Colorado 80301
4. EMBIGGEN Anillo, Av. Estaban Iturra, Box-160C, Concepción, Chile
5. Departamento de Astronomía Universidad de Concepción, Casilla 160-C, Concepción, Chile
6. Institute for Astronomy, Department of Physics, ETH Zurich, Wolfgang-Pauli-Strasse 27, CH-8093 Zurich, Switzerland
7. School of Astronomy and Space Science, Nanjing University, Nanjing 210093, China
8. Key laboratory of Modern Astronomy and Astrophysics (Nanjing University), Ministry of Education, Nanjing 210093, China
9. Department of Physics, Durham University, Durham DH1 3LE, UK
10. Department of Astronomy and Astrophysics, The Pennsylvania State University, 525 Davey Lab, University Park, PA 16802, USA
11. Institute for Gravitation and the Cosmos, The Pennsylvania State University, University Park, PA 16802, USA
12. Department of Physics, 104 Davey Laboratory, Pennsylvania State University, University Park, PA 16802, USA
13. INAF – Osservatorio Astronomico di Bologna, via Ranzani 1, I-40127 Bologna, Italy
14. Centro de Modelamiento Matemático, Universidad de Chile, Av. Blanco Encalada 2120 Piso 7, Santiago, Chile
15. Thüringer Landessternwarte Tautenburg, Sternwarte 5, D-07778 Tautenburg, Germany
16. Department of Astronomy, Kyoto University, Kitashirakawa-Oiwake-cho, Sakyo-ku, Kyoto 606-8502, Japan
17. Kavli Institute for the Physics and Mathematics of the Universe (WPI), The University of Tokyo, Kashiwa, Chiba 277-8583, Japan
18. Department of Physics, University Federico II, via Cintia 9, I-80126, Naples, Italy
19. INFN – Sezione di Napoli, via Cinthia 9, I-80126 Naples, Italy
20. Agenzia Spaziale Italiana Science Data Center, via del Politecnico snc, I-00133 Roma, Italy
21. Lund Observatory, Department of Astronomy and Theoretical Physics, Lund University, Box 43, SE-22100 Lund, Sweden
22. Department of Physics, University of North Texas, Denton, TX 76203, USA
23. National Astronomical Observatory of Japan, Mitaka, Tokyo 181-8588, Japan
24. Department of Physics, Faculty of Science and Engineering, Konan University, 8-9-1 Okamoto, Kobe, Hyogo 658-8501, Japan
25. INAF Osservatorio Astrofisico di Arcetri, Largo E. Fermi 5, IFirenze, Italy
26. Dipartimento di Fisica e Astronomia, Alma Mater Studiorum, Universitá degli Studi di Bologna, Viale Berti Pichat 6/2, I-40127 Bologna, Italy
27. CAS Key Laboratory for Researches in Galaxies and Cosmology, Center for Astrophysics, Department of Astronomy, University of Science and Technology of China, Chinese Academy of Sciences, Hefei, Anhui 230026, China