| Primary satellite | Secondary satellite |
| Name | Cosmos 2263 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 22803 | 31369 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 19 12:42 | 2021 Apr 19 06:58 |
| Time of closest approach (UTC) | 2021 Mar 06 10:32:16.576 |
| Minimum distance | 23.286 km |
| Height difference | -4.159 km |
| Relative speed | 14.818 km/s |
| Angle between velocity vectors | 170° |
| Geographic position | 0.2°N, 124.6°E |
| Height | 834 km |
|