| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-6A DEB |
| Spacetrack catalog number | 34430 | 54395 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 01:42 | 2024 Dec 21 23:48 |
| Time of closest approach (UTC) | 2024 Dec 26 04:26:52.934 |
| Minimum distance | 2.420 km |
| Height difference | -1.843 km |
| Relative speed | 14.121 km/s |
| Angle between velocity vectors | 144° |
| Geographic position | 72.6°S, 4.7°E |
| Height | 807 km |
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