| Primary satellite | Secondary satellite |
| Name | Cosmos 2297 | FENGYUN 1C DEB |
| Spacetrack catalog number | 23404 | 30280 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 15 20:10 | 2021 Apr 15 18:51 |
| Time of closest approach (UTC) | 2021 Mar 06 09:10:39.724 |
| Minimum distance | 5.669 km |
| Height difference | 5.067 km |
| Relative speed | 13.991 km/s |
| Angle between velocity vectors | 141° |
| Geographic position | 69.0°N, 144.4°E |
| Height | 869 km |
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