| Primary satellite | Secondary satellite |
| Name | CZ-6A DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 55552 | 35060 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:41 | 2024 Dec 19 06:18 |
| Time of closest approach (UTC) | 2024 Dec 25 15:12:06.829 |
| Minimum distance | 1.858 km |
| Height difference | 1.828 km |
| Relative speed | 14.393 km/s |
| Angle between velocity vectors | 150° |
| Geographic position | 71.1°S, 89.6°E |
| Height | 781 km |
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