| Primary satellite | Secondary satellite |
| Name | Cosmos 2263 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 22803 | 30356 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Mar 06 06:17 | 2021 Mar 05 19:11 |
| Time of closest approach (UTC) | 2021 Jan 29 07:21:30.254 |
| Minimum distance | 63.472 km |
| Height difference | -0.453 km |
| Relative speed | 10.026 km/s |
| Angle between velocity vectors | 85° |
| Geographic position | 68.0°S, 17.7°W |
| Height | 860 km |
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