| Primary satellite | Secondary satellite |
| Name | CZ-6A DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 54939 | 33762 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 02:36 | 2024 Dec 23 03:49 |
| Time of closest approach (UTC) | 2024 Dec 26 14:14:34.032 |
| Minimum distance | 4.980 km |
| Height difference | 2.756 km |
| Relative speed | 14.870 km/s |
| Angle between velocity vectors | 173° |
| Geographic position | 16.6°S, 107.6°E |
| Height | 794 km |
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