| Primary satellite | Secondary satellite |
| Name | CZ-6A DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 55552 | 34454 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:41 | 2024 Dec 22 16:11 |
| Time of closest approach (UTC) | 2024 Dec 26 12:56:52.690 |
| Minimum distance | 4.116 km |
| Height difference | 3.983 km |
| Relative speed | 14.832 km/s |
| Angle between velocity vectors | 172° |
| Geographic position | 20.4°S, 100.4°E |
| Height | 791 km |
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