| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-6A DEB |
| Spacetrack catalog number | 35433 | 60790 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 18 02:11 | 2024 Dec 22 23:44 |
| Time of closest approach (UTC) | 2024 Dec 25 06:58:31.887 |
| Minimum distance | 3.173 km |
| Height difference | -0.010 km |
| Relative speed | 8.423 km/s |
| Angle between velocity vectors | 69° |
| Geographic position | 73.3°N, 136.8°E |
| Height | 776 km |
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