| Primary satellite | Secondary satellite |
| Name | Cosmos 2297 | FENGYUN 1C DEB |
| Spacetrack catalog number | 23404 | 31436 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 15 15:05 | 2021 Apr 13 06:35 |
| Time of closest approach (UTC) | 2021 Mar 07 23:16:41.659 |
| Minimum distance | 6.722 km |
| Height difference | -5.190 km |
| Relative speed | 14.279 km/s |
| Angle between velocity vectors | 149° |
| Geographic position | 66.4°S, 42.7°E |
| Height | 860 km |
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