| Primary satellite | Secondary satellite |
| Name | FW4S | FENGYUN 1C DEB |
| Spacetrack catalog number | 7228 | 31569 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 02:28 | 2024 Dec 20 13:34 |
| 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 |
|