| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 35123 | 38006 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 17 17:10 | 2024 Dec 16 07:11 |
| Time of closest approach (UTC) | 2024 Dec 26 11:56:20.368 |
| Minimum distance | 3.245 km |
| Height difference | 2.079 km |
| Relative speed | 14.828 km/s |
| Angle between velocity vectors | 170° |
| Geographic position | 46.1°S, 99.6°W |
| Height | 810 km |
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