| Primary satellite | Secondary satellite |
| Name | CZ-6A DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 54600 | 40228 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 01:31 | 2024 Dec 20 20:17 |
| Time of closest approach (UTC) | 2024 Dec 23 22:43:08.921 |
| Minimum distance | 1.122 km |
| Height difference | 0.377 km |
| Relative speed | 14.780 km/s |
| Angle between velocity vectors | 166° |
| Geographic position | 56.6°S, 34.2°W |
| Height | 784 km |
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