1. National Astronomical Research Institue of Thailand, 260 Moo 4, T. Donkaew, A. Maerim, Chiangmai, 50180 Thailand
2. Thüringer Landessternwarte Tautenburg, Sternwarte 5, D-07778 Tautenburg, Germany
3. Instituto de Astrofísica de Andalucía, CSIC, PO Box 3004, E-18080 Granada, Spain
4. Departmment of Astronomy, University of Illinois, 1002 West Green Street, Urbana, IL 61801-3074, USA
5. Korea Astronomy and Space Science Institute, Daejeon, 34055, Korea
6. Fesenkov Astrophysical Institute, Observatory street 23, 050020, Almaty, Kazakhstan
7. National Center of Space Researches and Technologies, Shevchenko str. 15, Almaty, 050010 Kazakhstan
8. National Youth Space Center, Jeollanam-do 59567, Korea
9. E. K. Kharadze Abastumani Astrophysical Observatory, Ilia State University, 0162, Tbilisi, Georgia
10. Siddhi Vinayak Engineering & Management College Alwar, Alwar 301001, Rajasthan, India
11. Aryabhatta Research Institute of Observational Sciences (ARIES), Manora peak, Nainital 263002, India
12. Koninklijke Sterrenwacht van België, Ringlaan 3, B-1180 Brussel, Belgium
13. Humain station, Koninklijke Sterrenwacht van België, Ringlaan 3, B-1180 Brussel, Belgium
14. Odessa National Academy of Telecommunications, Kuznechnaya street 1, Odessa 65029, Ukraine
15. Astronomical Observatory, Odessa National University, Shevchenko Park, Odessa 650014, Ukraine
16. Crimean Astrophysical Observatory, Nauchny, Crimea, 98409 Ukraine
17. Department of Astrophys, Astronomy & Mechanics, Athens University, Panepistimiopolis, Zografos, Athens 15784, Greece
18. Private Observatory, Výpustky 5, Brno, CZ-614 00, Czech Republic
19. Private Observatory, Pohori 71, Jilove u Prahu,CZ-254 01, Czech Republic
20. Crimean Federal University, 295007, Vernadsky av. 4, Simferopol, Crimea
21. National Nanotechnology Open Laboratory, Al Farabi Kazakh National University, Al Farabi Av., 71, Almaty 050038, Kazakhstan
22. Department of Astronomy and Space Science, Sejong University, Seoul, 143-747, Korea