| Primary satellite | Secondary satellite |
| Name | CZ-2D DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 44549 | 35830 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 14:07 | 2024 Dec 20 19:42 |
| Time of closest approach (UTC) | 2024 Dec 24 05:57:38.182 |
| Minimum distance | 2.968 km |
| Height difference | 1.299 km |
| Relative speed | 14.941 km/s |
| Angle between velocity vectors | 169° |
| Geographic position | 46.0°S, 157.3°W |
| Height | 752 km |
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