| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | CZ-4 DEB |
| Spacetrack catalog number | 31091 | 35332 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2025 Nov 16 04:29 | 2025 Nov 16 06:40 |
| Time of closest approach (UTC) | 2025 Oct 15 17:42:27.798 |
| Minimum distance | 30.212 km |
| Height difference | 2.171 km |
| Relative speed | 14.634 km/s |
| Angle between velocity vectors | 158° |
| Geographic position | 36.6°N, 166.4°E |
| Height | 868 km |
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