1. GEPI, Observatoire de Paris, Université PSL, CNRS Meudon France
2. GEPI, Observatoire de Paris, Université PSL, CNRS Paris France
3. UPJV, Université de Picardie Jules Verne Amiens France
4. Max Planck Institute for Gravitational Physics (Albert Einstein Institute) Potsdam Germany
5. iTHEMS Research Group, RIKEN Wako Japan
6. National Observatory of Japan Mitaka Japan
7. Departamento de Ciencias Fisicas Universidad Andres Bello Santiago Chile
8. Department of Liberal Arts Tokyo University of Technology Ota City Japan
9. Research Center for the Early Universe, The University of Tokyo Bunkyo City Japan
10. ESO ‐ European Southern Observatory Santiago Chile
11. Dipartimento di Fisica e Astronomia Università degli Studi di Bologna Bologna Italy
12. INAF ‐ Osservatorio di Astrofisica e Scienza dello Spazio di Bologna Bologna Italy