| Primary satellite | Secondary satellite |
| Name | Envisat | FENGYUN 1C DEB |
| Spacetrack catalog number | 27386 | 30092 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Dec 04 21:52 | 2023 Dec 04 21:21 |
| Time of closest approach (UTC) | 2023 Oct 01 23:37:01.717 |
| Minimum distance | 56.289 km |
| Height difference | -6.037 km |
| Relative speed | 14.784 km/s |
| Angle between velocity vectors | 162° |
| Geographic position | 13.8°N, 126.1°W |
| Height | 766 km |
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