| Primary satellite | Secondary satellite |
| Name | CZ-6A DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 56653 | 35455 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 18 21:22 | 2024 Dec 22 17:22 |
| Time of closest approach (UTC) | 2024 Dec 26 04:16:56.597 |
| Minimum distance | 1.529 km |
| Height difference | 0.598 km |
| Relative speed | 14.851 km/s |
| Angle between velocity vectors | 171° |
| Geographic position | 34.2°S, 62.1°E |
| Height | 765 km |
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