| Primary satellite | Secondary satellite |
| Name | CZ-6A DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 55216 | 37270 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:47 | 2024 Dec 22 12:16 |
| Time of closest approach (UTC) | 2024 Dec 25 08:46:58.163 |
| Minimum distance | 3.134 km |
| Height difference | 2.758 km |
| Relative speed | 14.873 km/s |
| Angle between velocity vectors | 164° |
| Geographic position | 60.2°S, 173.4°E |
| Height | 794 km |
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