| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-6A DEB |
| Spacetrack catalog number | 35789 | 54619 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 14:34 | 2024 Dec 22 14:23 |
| Time of closest approach (UTC) | 2024 Dec 28 02:59:29.765 |
| Minimum distance | 2.084 km |
| Height difference | -2.084 km |
| Relative speed | 14.872 km/s |
| Angle between velocity vectors | 165° |
| Geographic position | 59.0°N, 92.3°E |
| Height | 754 km |
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