| Primary satellite | Secondary satellite |
| Name | Cosmos 407 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 5175 | 30105 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Feb 24 18:47 | 2021 Feb 24 18:56 |
| Time of closest approach (UTC) | 2021 Jan 22 03:53:59.729 |
| Minimum distance | 1.912 km |
| Height difference | 1.449 km |
| Relative speed | 11.534 km/s |
| Angle between velocity vectors | 101° |
| Geographic position | 73.1°S, 18.5°E |
| Height | 785 km |
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