1. Department of Physics and Astronomy, University of Waterloo , Waterloo, Ontario N2L 3G1 , Canada
2. Waterloo Centre for Astrophysics, University of Waterloo , Waterloo, Ontario N2L3G1 , Canada
3. Institute of Physics, Laboratory of Astrophysics, Ecole Polytechnique Fédérale de Lausanne (EPFL) , Observatoire de Sauverny, CH-1290 Versoix , Switzerland
4. Leiden Observatory, Leiden University , P.O. Box 9513, NL-2300 RA Leiden , the Netherlands
5. Department of Physics and Astronomy, University of California , Irvine, 4129 Frederick Reines Hall, Irvine, CA 92697 , USA
6. School of Physics and Astronomy, University of Nottingham , Nottingham NG7 2RD , UK
7. Department of Physics and Astronomy, York University , 4700, Keele Street, Toronto, Ontario MJ3 1P3 , Canada
8. School of Earth and Space Exploration, Arizona State University , Tempe, AZ 85287 , USA
9. Department of Physics and Astronomy, University of Kansas , Lawrence, KS 66045 , USA
10. INAF – Osservatorio Astronomico di Padova , Vicolo Osservatorio 5, I-35122 Padova , Italy
11. Department of Physics, University of California Merced 5200 Lake Road , Merced, CA 95343 , USA
12. INAF – Astronomical Observatory of Trieste , via G.B. Tiepolo 11, I-34143 Trieste , Italy
13. Departamento de Astronomía, Facultad de Ciencias Físicas y Matemáticas, Universidad de Concepción , Casilla 160-C, Concepción , Chile
14. Department of Physics and Astronomy, University of California Davis , One Shields Avenue, Davis, CA 95616 , USA
15. Institute for Physics, Laboratory for Galaxy Evolution and Spectral modelling, Ecole Polytechnique Federale de Lausanne , Observatoire de Sauverny, Chemin Pegasi 51, CH-1290 Versoix , Switzerland
16. Dipartimento di Fisica e Astronomia ‘Augusto Righi, Alma Mater Studiorum Universitá di Bologna , Via Gobetti 93/2, I-40129 Bologna , Italy
17. INAF – Osservatorio di Astrofisica e Scienza dello Spazio di Bologna , via Gobetti 93/3, I-40129 Bologna , Italy
18. Departamento de Ingeniería Informática y Ciencias de la Computaciíon, Facultad de Ingeniería, Universidad de Concepción , Casilla 160-C, Concepción , Chile
19. Department of Physics and Astronomy, Siena College , 515 Loudon Rd, Loudonville, NY 12211 , USA
20. Laboratoire d’astrophysique , École Polytechnique Fédérale de Lausanne (EPFL), CH-1290 Sauverny , Switzerland
21. GEPI, Observatoire de Paris, Université PSL , CNRS, Place Jules Janssen, F-92190 Meudon , France
22. Astronomical Institute, Tohoku University , 6-3, Aramaki, Aoba, Sendai, Miyagi 980-8578 , Japan
23. Observatoire de la Côte d’Azur, CNRS, Laboratoire Lagrange, Bd de l’Observatoire, Université Côte d’Azur , CS 34229, F-06304 Nice Cedex 4 , France
24. Instituto de Astrofísica, Departamento de Ciencias Físicas, Universidad Andres Bello , Fernandez Concha 700, Las Condes 7591538, Santiago, Región Metropolitana , Chile
25. Tianjin Astrophysics Center, Tianjin Normal University , Binshuixidao 393, 300387 Tianjin , People’s Republic of China