1. Gran Sasso Science Institute (GSSI) , I-67100 L’Aquila , Italy
2. Physics and Astronomy Department Galileo Galilei, University of Padova , Vicolo dell’Osservatorio 3, I-35122 Padova , Italy
3. Astronomisches Rechen-Institut, Zentrum für Astronomie der Universität Heidelberg , Mönchhofstr. 12-14, D-69120 Heidelberg , Germany
4. INFN – Laboratori Nazionali del Gran Sasso , I-67100 L’Aquila , Italy
5. INAF – Osservatorio Astronomico d’Abruzzo , Via M. Maggini snc, I-64100 Teramo , Italy
6. Max-Planck-Institut für Astronomie , Königstuhl 17, D-69117 Heidelberg , Germany
7. National Astronomical Observatories and Key Laboratory of Computational Astrophysics, Chinese Academy of Sciences , 20A Datun Road, Chaoyang District, Beijing 100101 , China
8. Kavli Institute for Astronomy and Astrophysics, Peking University , Yiheyuan Lu 5, Haidian Qu, Beijing 100871 , China
9. Nicolaus Copernicus Astronomical Centre, Polish Academy of Sciences , ul. Bartycka 18, PL-00-716 Warsaw , Poland
10. Konkoly Observatory, Research Centre for Astronomy and Earth Sciences, Eötvös Loránd Research Network (ELKH) , MTA Centre of Excellence, Konkoly Thege Miklós út 15-17, Budapest 1121 , Hungary
11. Main Astronomical Observatory, National Academy of Sciences of Ukraine , 27 Akademika Zabolotnoho St., Kyiv 03680 , Ukraine
12. Fesenkov Astrophysical Institute , Observatory 23, Almaty 050020 , Kazakhstan
13. INFN-Padova , Via Marzolo 8, I-35131 Padova , Italy
14. Institute of Cosmos Sciences of the University of Barcelona (ICCUB) , Martí i Franquès 1, E-08028 Barcelona , Spain
15. INAF-Padova , Vicolo dell’Osservatorio 5, I-35122 Padova , Italy
16. Institut für Theoretische Astrophysik, ZAH, Universität Heidelberg , Albert-Ueberle-Str. 2, D-69120 Heidelberg , Germany
17. INAF – Osservatorio Astronomico di Capodimonte , Via Moiariello 16, I-80131 Naples , Italy