| Primary satellite | Secondary satellite |
| Name | Cosmos 2297 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 23405 | 30444 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 23 07:18 | 2021 Jan 23 14:02 |
| Time of closest approach (UTC) | 2020 Dec 05 20:01:50.868 |
| Minimum distance | 173.827 km |
| Height difference | -6.529 km |
| Relative speed | 13.224 km/s |
| Angle between velocity vectors | 126° |
| Geographic position | 71.1°N, 146.5°E |
| Height | 855 km |
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