| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-6A DEB |
| Spacetrack catalog number | 33986 | 54904 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 11:32 | 2024 Dec 23 03:54 |
| Time of closest approach (UTC) | 2024 Dec 27 04:52:50.533 |
| Minimum distance | 0.781 km |
| Height difference | -0.741 km |
| Relative speed | 14.905 km/s |
| Angle between velocity vectors | 167° |
| Geographic position | 56.5°N, 88.8°E |
| Height | 738 km |
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