| Primary satellite | Secondary satellite |
| Name | Cosmos 2026 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 20046 | 38786 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 22 18:28 | 2021 Jan 21 12:49 |
| Time of closest approach (UTC) | 2020 Dec 06 12:47:46.030 |
| Minimum distance | 20.028 km |
| Height difference | -5.375 km |
| Relative speed | 14.801 km/s |
| Angle between velocity vectors | 175° |
| Geographic position | 54.2°N, 19.6°W |
| Height | 949 km |
|