| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-6A DEB |
| Spacetrack catalog number | 34913 | 54330 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 07:23 | 2024 Dec 22 23:38 |
| Time of closest approach (UTC) | 2024 Dec 28 09:37:48.624 |
| Minimum distance | 3.244 km |
| Height difference | -0.027 km |
| Relative speed | 14.883 km/s |
| Angle between velocity vectors | 169° |
| Geographic position | 46.6°N, 123.3°E |
| Height | 784 km |
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