| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-6A DEB |
| Spacetrack catalog number | 34588 | 54973 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:00 | 2024 Dec 21 23:57 |
| Time of closest approach (UTC) | 2024 Dec 28 14:41:38.220 |
| Minimum distance | 4.093 km |
| Height difference | -1.588 km |
| Relative speed | 14.900 km/s |
| Angle between velocity vectors | 170° |
| Geographic position | 44.5°N, 107.3°W |
| Height | 759 km |
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