| Primary satellite | Secondary satellite |
| Name | CZ-6A DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 55552 | 35284 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:41 | 2024 Dec 22 21:35 |
| Time of closest approach (UTC) | 2024 Dec 24 14:29:01.021 |
| Minimum distance | 4.534 km |
| Height difference | 3.283 km |
| Relative speed | 14.795 km/s |
| Angle between velocity vectors | 167° |
| Geographic position | 52.8°S, 85.6°E |
| Height | 789 km |
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