| Primary satellite | Secondary satellite |
| Name | USA 281 | FENGYUN 1C DEB |
| Spacetrack catalog number | 43145 | 41006 |
| Radar cross section | | small |
| Epoch of two-line elements (UTC) | 2026 Jan 05 16:27 | 2026 Jan 10 22:19 |
| Time of closest approach (UTC) | 2025 Dec 17 21:59:33.087 |
| Minimum distance | 105.970 km |
| Height difference | -5.946 km |
| Relative speed | 14.043 km/s |
| Angle between velocity vectors | 149° |
| Geographic position | 24.2°N, 7.6°W |
| Height | 1082 km |
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