| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-6A DEB |
| Spacetrack catalog number | 39586 | 61346 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 21 02:55 | 2024 Dec 22 17:10 |
| Time of closest approach (UTC) | 2024 Dec 23 11:58:52.905 |
| Minimum distance | 1.955 km |
| Height difference | 1.038 km |
| Relative speed | 14.723 km/s |
| Angle between velocity vectors | 160° |
| Geographic position | 31.0°N, 118.7°W |
| Height | 766 km |
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