| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | FW4S |
| Spacetrack catalog number | 31569 | 7228 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 20 13:34 | 2024 Dec 23 02:28 |
| Time of closest approach (UTC) | 2024 Dec 27 21:27:20.899 |
| Minimum distance | 2.306 km |
| Height difference | -0.119 km |
| Relative speed | 14.430 km/s |
| Angle between velocity vectors | 149° |
| Geographic position | 47.6°N, 163.4°E |
| Height | 800 km |
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