| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-6A DEB |
| Spacetrack catalog number | 39586 | 54976 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 21 02:55 | 2024 Dec 22 13:21 |
| Time of closest approach (UTC) | 2024 Dec 25 08:10:36.855 |
| Minimum distance | 3.442 km |
| Height difference | -0.081 km |
| Relative speed | 14.081 km/s |
| Angle between velocity vectors | 142° |
| Geographic position | 73.0°N, 7.7°W |
| Height | 833 km |
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