| Primary satellite | Secondary satellite |
| Name | Cosmos 2263 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 22803 | 31997 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 19 12:42 | 2021 Apr 19 13:12 |
| Time of closest approach (UTC) | 2021 Mar 02 00:05:52.157 |
| Minimum distance | 484.848 km |
| Height difference | 2.187 km |
| Relative speed | 8.391 km/s |
| Angle between velocity vectors | 68° |
| Geographic position | 59.1°S, 30.0°W |
| Height | 865 km |
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