| Primary satellite | Secondary satellite |
| Name | Prospero | FENGYUN 1C DEB |
| Spacetrack catalog number | 5580 | 30699 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2023 Feb 07 02:58 | 2023 Feb 07 17:34 |
| Time of closest approach (UTC) | 2022 Dec 02 17:40:03.109 |
| Minimum distance | 1930.497 km |
| Height difference | 36.224 km |
| Relative speed | 3.587 km/s |
| Angle between velocity vectors | 28° |
| Geographic position | 26.5°N, 7.1°E |
| Height | 771 km |
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