1. Instituto de Física, Universidade Federal do Rio Grande do Sul , 91501-970 Porto Alegre, RS, Brazil
2. Department of Astronomy & Institute for Astrophysical Research, Boston University , 725 Commonwealth Ave., Boston, MA 02215, USA
3. Instituto de Física y Astronomía, Universidad de Valparaíso , Gran Bretaña 1111, Playa Ancha, Valparaíso 2360102, Chile
4. European Southern Observatory , Alonso de Cordova 3107, Santiago, Chile
5. Konkoly Observatory, Eötvös Loránd Research Network (ELKH), Research Centre for Astronomy and Earth Sciences , Konkoly Thege Miklós út 15-17, H-1121 Budapest, Hungary
6. MTA CSFK Lendület Near-Field Cosmology Research Group , Konkoly Observatory, Budapest, Hungary
7. DIRAC Institute, Department of Astronomy, University of Washington , Seattle, WA-98195, USA
8. ARDASTELLA Research Group, Institute of Physics, Pedagogical University of Cracow , ul. Podchora̧żych 2, PL-30-084 Kraków, Poland
9. Department of Physical Science, Embry-Riddle Aeronautical University , Daytona Beach, FL 32114, USA
10. Department of Physics, Astronomy, and Materials Science, Missouri State University , Springfield, MO 65897, USA
11. Department of Physics, University of Warwick , Gibbet Hill Road, Coventry CV4 7AL, UK
12. Institut für Theoretische Physik und Astrophysik, Universität Kiel , D-24098 Kiel, Germany
13. Laboratório Nacional de Astrofíisica LNA/MCTIC , 37504-364 Itajubá, MG, Brazil
14. XCP-6, MS F-699 Los Alamos National Laboratory , Los Alamos, NM 87545, USA
15. Department of Physics and Astronomy, University of North Carolina at Chapel Hill , Chapel Hill, NC 27599, USA
16. IRAP, Universite de Toulouse , CNRS, UPS, CNES, 14 avenue Edouard Belin, F-31400 Toulouse, France