| Primary satellite | Secondary satellite |
| Name | CZ-6A DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 54600 | 33782 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 01:31 | 2024 Dec 22 14:37 |
| Time of closest approach (UTC) | 2024 Dec 28 11:41:15.327 |
| Minimum distance | 1.069 km |
| Height difference | -1.068 km |
| Relative speed | 14.813 km/s |
| Angle between velocity vectors | 169° |
| Geographic position | 46.1°S, 127.3°E |
| Height | 789 km |
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