1. Dipartimento di Fisica ‘Ettore Pancini’ , Università di Napoli Federico II, I-80126 Napoli , Italy
2. INFN, Sezione di Napoli , Complesso Universitario di Monte S. Angelo, Via Cintia Edificio 6, I-80126 Napoli , Italy
3. INAF - Osservatorio Astronomico di Capodimonte , via Moiariello 16, I-80131 Napoli , Italy
4. NASA Goddard Space Flight Center , 8800 Greenbelt Road, Greenbelt, MD 20771 , USA
5. Citizen Scientist, Planet Patrol Collaboration , Greenbelt, MD, 20771 , USA
6. European Southern Observatory , Karl-Schwarzschild-Strasse 2 D-85748 Garching bei Munchen , Germany
7. Science and Technology Department, Parthenope University of Naples , Centro Direzionale, Isola C4, I-80143 Naples , Italy
8. Staples High School , 70 North Ave, Westport, CT 06880 , USA
9. School of Science and Engineering, Meisei University , 2-1-1 Hodokubo, Hino, Tokyo 191-0042 , Japan
10. Long Tail Research , Percy Street, Oxford OX4 3AD , UK
11. Istituto di Astrofisica e Planetologia Spaziali (IAPS/INAF) , I-00133 Rome , Italy
12. INAF - Osservatorio Astrofisico di Catania , I-95123 Catania , Italy
13. Geoscience Department, University of Aveiro. Campus Santiago , 3810-193, Aveiro , Portugal
14. Institut de Física d’Altes Energies (IFAE), Barcelona Institute of Science and Technology , E-08193 Barcelona , Spain