| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-6A DEB |
| Spacetrack catalog number | 35462 | 56253 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 21 21:54 | 2024 Dec 22 11:46 |
| Time of closest approach (UTC) | 2024 Dec 26 15:39:34.358 |
| Minimum distance | 4.791 km |
| Height difference | -0.152 km |
| Relative speed | 14.839 km/s |
| Angle between velocity vectors | 172° |
| Geographic position | 18.3°S, 39.6°E |
| Height | 830 km |
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