| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-6A DEB |
| Spacetrack catalog number | 39586 | 61420 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 21 02:55 | 2024 Dec 22 22:48 |
| Time of closest approach (UTC) | 2024 Dec 27 20:52:34.409 |
| Minimum distance | 3.307 km |
| Height difference | -2.796 km |
| Relative speed | 14.593 km/s |
| Angle between velocity vectors | 155° |
| Geographic position | 46.7°N, 103.5°E |
| Height | 792 km |
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