| Primary satellite | Secondary satellite |
| Name | Cosmos 2263 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 22803 | 29940 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Mar 06 06:17 | 2021 Mar 05 17:30 |
| Time of closest approach (UTC) | 2021 Jan 28 22:02:25.506 |
| Minimum distance | 40.066 km |
| Height difference | 2.012 km |
| Relative speed | 9.972 km/s |
| Angle between velocity vectors | 84° |
| Geographic position | 68.0°N, 57.0°W |
| Height | 849 km |
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