| Primary satellite | Secondary satellite |
| Name | CZ-6A DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 54939 | 33945 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 02:36 | 2024 Dec 22 18:58 |
| Time of closest approach (UTC) | 2024 Dec 25 11:28:59.961 |
| Minimum distance | 4.989 km |
| Height difference | 0.352 km |
| Relative speed | 14.870 km/s |
| Angle between velocity vectors | 173° |
| Geographic position | 10.6°S, 147.9°E |
| Height | 795 km |
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