| Primary satellite | Secondary satellite |
| Name | Cosmos 2297 | FENGYUN 1C DEB |
| Spacetrack catalog number | 23404 | 29806 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 15 20:10 | 2021 Apr 15 23:04 |
| Time of closest approach (UTC) | 2021 Mar 06 02:21:54.037 |
| Minimum distance | 2.918 km |
| Height difference | -0.541 km |
| Relative speed | 13.568 km/s |
| Angle between velocity vectors | 132° |
| Geographic position | 70.4°N, 123.4°W |
| Height | 870 km |
|