| Primary satellite | Secondary satellite |
| Name | YUBILEINY | Kosmos-1636 |
| Spacetrack catalog number | 32953 | 15618 |
| Radar cross section | medium | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 22 21:04 | 2024 Dec 22 21:17 |
| Time of closest approach (UTC) | 2024 Dec 27 17:08:53.803 |
| Minimum distance | 3.592 km |
| Height difference | -3.428 km |
| Relative speed | 13.834 km/s |
| Angle between velocity vectors | 152° |
| Geographic position | 33.6°N, 19.8°W |
| Height | 1482 km |
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