| Primary satellite | Secondary satellite |
| Name | Cosmos 2263 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 22803 | 31523 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 16 15:13 | 2021 Apr 16 07:29 |
| Time of closest approach (UTC) | 2021 Mar 05 21:14:29.341 |
| Minimum distance | 27.819 km |
| Height difference | -6.123 km |
| Relative speed | 14.687 km/s |
| Angle between velocity vectors | 163° |
| Geographic position | 50.9°S, 9.3°W |
| Height | 861 km |
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