| 1 (41) | Russian Academy of Sciences * | RUS |  |
| 2 (170) | Polish Academy of Sciences * | POL | |
| 3 (234) | Nicolaus Copernicus Astronomical Center Polish Academy of Sciences | POL | |
| 4 (244) | Hungarian Academy of Sciences * | HUN | |
| 5 (303) | Academy of Sciences of the Czech Republic * | CZE | |
| 6 (325) | Research Centre for Astronomy and Earth Sciences Hungarian Academy of Sciences | HUN | |
| 7 (331) | Konkoly Observatory Hungarian Academy of Sciences | HUN | |
| 8 (361) | Center for Theoretical Physics Polish Academy of Sciences | POL | |
| 9 (387) | Space Research Institute Russian Academy of Sciences | RUS | |
| 10 (390) | National Academy of Sciences of Ukraine * | UKR | |
| 11 (413) | Astronomical Institute of the ASCR | CZE | |
| 12 (415) | A.Alikhanyan National Laboratory | ARM | |
| 13 (421) | Institute of Physics of the ASCR | CZE | |
| 14 (425) | P N Lebedev Physics Institute Russian Academy of Sciences | RUS | |
| 15 (444) | Astronomical Observatory of Belgrade | SRB | |
| 16 (453) | National Centre for Nuclear Research | POL | |
| 17 (462) | Romanian Academy * | ROU | |
| 18 (479) | Institute for Nuclear Research Russian Academy of Sciences | RUS | |
| 19 (491) | Main Astronomical Observatory National Academy of Sciences of Ukraine | UKR | |
| 20 (494) | Special Astrophysical Observatory Russian Academy of Sciences | RUS | |
| 21 (505) | Institute for Nuclear Research and Nuclear Energy Bulgarian Academy of Sciences | BGR | |
| 22 (515) | Ruder Boskovic Institute * | HRV | |
| 23 (518) | Institute of Astronomy Russian Academy of Sciences | RUS | |
| 24 (529) | Bulgarian Academy of Sciences * | BGR | |
| 25 (531) | Ioffe Institute Russian Academy of Sciences | RUS | |
| 26 (534) | Central Astronomical Observatory Russian Academy of Sciences | RUS | |
| 27 (535) | Slovak Academy of Sciences * | SVK | |
| 28 (537) | Institute for Space Sciences | ROU | |
| 29 (542) | Russian Research Centre Kurchatov Institute | RUS | |
| 30 (543) | Henryk Niewodniczanski Institute of Nuclear Physics Polish Academy of Sciences | POL | |
| 31 (557) | Astronomical Institute of the Slovak Academy of Sciences | SVK | |
| 31 (557) | Institute of Applied Physics Russian Academy of Sciences | RUS | |
| 33 (575) | National Academy of Sciences of Armenia * | ARM | |
| 34 (583) | Institute of Solar-Terrestrial Physics Russian Academy of Sciences | RUS | |
| 35 (602) | Wigner Research Centre for Physics | HUN | |
| 36 (639) | Institute of Terrestrial Magnetism Ionosphere and Radiowave Propagation Russian Academy of Sciences | RUS | |
| 37 (653) | Keldysh Institute for Applied Mathematics Russian Academy of Sciences | RUS | |
| 38 (656) | United Schmidt Institute of Physics of the Earth Russian Academy of Sciences | RUS | |
| 39 (665) | Vernadsky Institute of Geochemistry and Analytical Chemistry Russian Academy of Sciences | RUS | |
| 40 (668) | Kola Science Centre Russian Academy of Sciences | RUS | |
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