| Primary satellite | Secondary satellite |
| Name | Envisat | FENGYUN 1C DEB |
| Spacetrack catalog number | 27386 | 32338 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Mar 24 15:01 | 2023 Mar 23 18:45 |
| Time of closest approach (UTC) | 2023 Feb 04 19:20:17.264 |
| Minimum distance | 403.825 km |
| Height difference | -4.651 km |
| Relative speed | 14.099 km/s |
| Angle between velocity vectors | 142° |
| Geographic position | 58.5°S, 39.8°W |
| Height | 787 km |
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