1. School of Earth and Space Exploration, Arizona State University , Tempe, AZ 85287 , USA
2. School of Physics and Astronomy, Cardiff University , CF24 3AA , UK
3. Fermi National Accelerator Laboratory , P. O. Box 500, Batavia, IL 60510 , USA
4. Kavli Institute for Cosmological Physics, University of Chicago , Chicago, IL 60637 , USA
5. Cerro Tololo Inter-American Observatory, NSF’s National Optical-Infrared Astronomy Research Laboratory , Casilla 603, La Serena , Chile
6. Laboratório Interinstitucional de e-Astronomia – LIneA , Rua Gal. José Cristino 77, Rio de Janeiro, RJ - 20921-400 , Brazil
7. Department of Physics, University of Michigan , Ann Arbor, MI 48109 , USA
8. Institute of Astronomy, University of Cambridge , Madingley Road, Cambridge CB3 0HA , UK
9. Kavli Institute for Cosmology, University of Cambridge , Madingley Road, Cambridge CB3 0HA , UK
10. Department of Physics and Astronomy, University of Southern California , Los Angeles, CA 90089 , USA
11. Institute of Cosmology and Gravitation, University of Portsmouth , Portsmouth, PO1 3FX , UK
12. Department of Astronomy, Cornell University , Ithaca, NY 14853 , USA
13. Argonne National Laboratory , 9700 South Cass Avenue, Lemont, IL 60439 , USA
14. Department of Physics and Astronomy, University of Pennsylvania , Philadelphia, PA 19104 , USA
15. CNRS, UMR 7095, Institut d’Astrophysique de Paris , F-75014, Paris , France
16. Sorbonne Universités, UPMC Univ Paris 06, UMR 7095, Institut d’Astrophysique de Paris , F-75014, Paris , France
17. Department of Physics, Northeastern University , Boston, MA 02115 , USA
18. Canadian Institute for Theoretical Astrophysics, University of Toronto , 60 St. George Street, Toronto, ON, M5S 3H8 , Canada
19. Department of Physics & Astronomy, University College London , Gower Street, London, WC1E 6BT , UK
20. Kavli Institute for Particle Astrophysics & Cosmology, Stanford University , P. O. Box 2450, Stanford, CA 94305 , USA
21. SLAC National Accelerator Laboratory , Menlo Park, CA 94025 , USA
22. Instituto de Astrofisica de Canarias , E-38205 La Laguna, Tenerife , Spain
23. Dpto. Astrofísica, Universidad de La Laguna , E-38206 La Laguna, Tenerife , Spain
24. Institut de Física d’Altes Energies (IFAE), The Barcelona Institute of Science and Technology , Campus UAB, E-08193 Bellaterra, Barcelona , Spain
25. Physics Department, William Jewell College , Liberty, MO 64068 , USA
26. Department of Astronomy and Astrophysics, University of Chicago , Chicago, IL 60637 , USA
27. Department of Physics, Duke University Durham , NC 27708 , USA
28. NASA Goddard Space Flight Center , 8800 Greenbelt Rd, Greenbelt, MD 20771 , USA
29. Department of Physics, Cornell University , Ithaca, NY 14853 , USA
30. Hamburger Sternwarte, Universität Hamburg , Gojenbergsweg 112, 21029 Hamburg , Germany
31. Département de Physique Théorique et CAP, Université de Genève , 24 quai Ernest-Ansermet, CH-1211 Genève 4 , Switzerland
32. School of Mathematics and Physics, University of Queensland , Brisbane, QLD 4072 , Australia
33. Department of Physics, IIT Hyderabad , Kandi, Telangana 502285 , India
34. Université Grenoble Alpes, CNRS, LPSC-IN2P3 , F-38000 Grenoble , France
35. Department of Physics and Astronomy, University of Waterloo , 200 University Avenue West, Waterloo, ON N2L 3G1 , Canada
36. Department of Applied Mathematics and Theoretical Physics, University of Cambridge , Cambridge CB3 0WA , UK
37. Lawrence Berkeley National Laboratory , 1 Cyclotron Road, Berkeley, CA 94720 , USA
38. Berkeley Center for Cosmological Physics, Department of Physics, University of California , Berkeley, CA 94720 , USA
39. Institute of Theoretical Astrophysics, University of Oslo , P. O. Box 1029 Blindern, NO-0315 Oslo , Norway
40. Instituto de Fisica Teorica UAM/CSIC, Universidad Autonoma de Madrid , E-28049 Madrid , Spain
41. University Observatory, Faculty of Physics, Ludwig-Maximilians-Universität , Scheinerstr. 1, D-81679 Munich , Germany
42. Center for Astrophysical Surveys, National Center for Supercomputing Applications , 1205 West Clark Street, Urbana, IL 61801 , USA
43. Department of Astronomy, University of Illinois at Urbana-Champaign , 1002 W. Green Street, Urbana, IL 61801 , USA
44. Department of Physics, Columbia University , 538 West 120th Street, NY 10027 , USA
45. Santa Cruz Institute for Particle Physics , Santa Cruz, CA 95064 , USA
46. Center for Cosmology and Astro-Particle Physics, The Ohio State University , Columbus, OH 43210 , USA
47. Department of Physics, The Ohio State University , Columbus, OH 43210 , USA
48. Department of Physics, Florida State University , Tallahassee, FL 32306 , USA
49. Center for Astrophysics | Harvard & Smithsonian , 60 Garden Street, Cambridge, MA 02138 , USA
50. Centre for Radio Astronomy Techniques and Technologies, Department of Physics and Electronics, Rhodes University , P. O. Box 94, Makhanda 6140 , South Africa
51. South African Radio Astronomy Observatory , 2 Fir Street, Observatory 7925 , South Africa
52. Jet Propulsion Laboratory, California Institute of Technology , 4800 Oak Grove Dr, Pasadena, CA 91109 , USA
53. Departamento de Física Matemática, Instituto de Física, Universidade de São Paulo , CP 66318, São Paulo, SP, 05314-970 , Brazil
54. George P. and Cynthia Woods Mitchell Institute for Fundamental Physics and Astronomy, and Department of Physics and Astronomy, Texas A&M University , College Station, TX 77843 , USA
55. Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas (CIEMAT) , Av. Complutense, 40, Moncloa - Aravaca, E-28040 Madrid , Spain
56. Institució Catalana de Recerca i Estudis Avançats , E-08010 Barcelona , Spain
57. Max Planck Institute for Extraterrestrial Physics, Giessenbachstrasse , D-85748 Garching , Germany
58. Astrophysics Research Centre, University of KwaZulu-Natal , Westville Campus, Durban 4041 , South Africa
59. School of Mathematics, Statistics & Computer Science, University of KwaZulu-Natal , Westville Campus, Durban 4041 , South Africa
60. Department of Physics, Stanford University , 382 Via Pueblo Mall, Stanford, CA 94305 , USA
61. Instituto de Física Gleb Wataghin, Universidade Estadual de Campinas , 13083-859, Campinas, SP , Brazil
62. Department of Physics, Yale University , 217 Prospect Street, New Haven, CT 06511 , USA
63. Department of Physics and Astronomy, Haverford College , Haverford, PA, 19041 , USA
64. Observatório Nacional , Rua Gal. José Cristino 77, Rio de Janeiro, RJ - 20921-400 , Brazil
65. Institute for Astronomy, University of Edinburgh , Edinburgh EH9 3HJ , UK
66. Department of Physics and Astronomy, Stony Brook University , Stony Brook, NY 11794 , USA
67. Brookhaven National Laboratory , Building 510, Upton, NY 11973 , USA
68. Instituto de Física, Pontificia Universidad Católica de Valparaíso , Casilla 4059, Valparaíso , Chile
69. School of Physics and Astronomy, University of Southampton , Southampton, SO17 1BJ , UK
70. Computer Science and Mathematics Division, Oak Ridge National Laboratory , Oak Ridge, TN 37831 , USA
71. Institut de Recherche en Astrophysique et Planétologie (IRAP), Université de Toulouse, CNRS, UPS, CNES , 14 Avenue Edouard Belin, F-31400 Toulouse , France
72. Instituto de Astrofísica and Centro de Astro-Ingenieía, Facultad de Física, Pontificia Universidad Católica de Chile , Avenida Vicuña Mackenna 48608, 7820436 Macul, Santiago , Chile