| 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 16:09:05.323 |
| Minimum distance | 27.863 km |
| Height difference | -6.121 km |
| Relative speed | 14.697 km/s |
| Angle between velocity vectors | 164° |
| Geographic position | 49.6°S, 66.6°E |
| Height | 860 km |
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