| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-6A DEB |
| Spacetrack catalog number | 34913 | 61814 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 07:23 | 2024 Dec 22 22:44 |
| Time of closest approach (UTC) | 2024 Dec 23 14:01:09.934 |
| Minimum distance | 2.013 km |
| Height difference | -0.622 km |
| Relative speed | 13.555 km/s |
| Angle between velocity vectors | 130° |
| Geographic position | 68.5°N, 42.4°E |
| Height | 780 km |
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