| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-6A DEB |
| Spacetrack catalog number | 39586 | 60816 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 21 02:55 | 2024 Dec 22 22:31 |
| Time of closest approach (UTC) | 2024 Dec 27 17:30:09.727 |
| Minimum distance | 4.558 km |
| Height difference | 4.445 km |
| Relative speed | 14.569 km/s |
| Angle between velocity vectors | 154° |
| Geographic position | 48.2°N, 155.5°E |
| Height | 793 km |
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