| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-6A DEB |
| Spacetrack catalog number | 34913 | 54527 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 23 07:23 | 2024 Dec 23 00:08 |
| Time of closest approach (UTC) | 2024 Dec 25 04:33:20.370 |
| Minimum distance | 4.930 km |
| Height difference | 4.506 km |
| Relative speed | 14.788 km/s |
| Angle between velocity vectors | 163° |
| Geographic position | 62.0°N, 166.4°W |
| Height | 782 km |
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