| Primary satellite | Secondary satellite |
| Name | Envisat | FENGYUN 1C DEB |
| Spacetrack catalog number | 27386 | 30418 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Jun 02 13:06 | 2023 Jun 01 04:26 |
| Time of closest approach (UTC) | 2023 Apr 03 02:04:54.526 |
| Minimum distance | 1099.793 km |
| Height difference | 9.036 km |
| Relative speed | 10.708 km/s |
| Angle between velocity vectors | 92° |
| Geographic position | 72.7°N, 176.4°E |
| Height | 778 km |
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