| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | FAST Rocket |
| Spacetrack catalog number | 31091 | 24286 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2025 Nov 16 04:29 | 2025 Nov 17 17:39 |
| Time of closest approach (UTC) | 2025 Oct 16 05:01:26.040 |
| Minimum distance | 20.831 km |
| Height difference | -11.032 km |
| Relative speed | 14.404 km/s |
| Angle between velocity vectors | 166° |
| Geographic position | 76.9°S, 146.3°W |
| Height | 1293 km |
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