| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-6A DEB |
| Spacetrack catalog number | 34459 | 61123 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 09:30 | 2024 Dec 22 21:38 |
| Time of closest approach (UTC) | 2024 Dec 25 00:17:33.027 |
| Minimum distance | 2.617 km |
| Height difference | -1.089 km |
| Relative speed | 14.567 km/s |
| Angle between velocity vectors | 159° |
| Geographic position | 35.1°S, 123.5°W |
| Height | 885 km |
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