| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | deb Kosmos-2227 |
| Spacetrack catalog number | 29796 | 22390 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 22 16:38 | 2024 Dec 23 02:08 |
| Time of closest approach (UTC) | 2024 Dec 29 15:28:59.124 |
| Minimum distance | 3.854 km |
| Height difference | -3.851 km |
| Relative speed | 14.826 km/s |
| Angle between velocity vectors | 166° |
| Geographic position | 41.8°N, 88.9°W |
| Height | 829 km |
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