| Primary satellite | Secondary satellite |
| Name | FO-99 | FENGYUN 1C DEB |
| Spacetrack catalog number | 43937 | 33684 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2023 Feb 02 01:27 | 2023 Feb 01 07:18 |
| Time of closest approach (UTC) | 2022 Dec 01 00:09:56.619 |
| Minimum distance | 1860.770 km |
| Height difference | -0.123 km |
| Relative speed | 10.679 km/s |
| Angle between velocity vectors | 88° |
| Geographic position | 69.4°N, 129.2°E |
| Height | 493 km |
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