| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-6A DEB |
| Spacetrack catalog number | 39586 | 54914 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 21 02:55 | 2024 Dec 21 23:34 |
| Time of closest approach (UTC) | 2024 Dec 26 11:13:51.519 |
| Minimum distance | 3.718 km |
| Height difference | 3.560 km |
| Relative speed | 13.965 km/s |
| Angle between velocity vectors | 139° |
| Geographic position | 73.3°N, 53.7°W |
| Height | 837 km |
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