| Primary satellite | Secondary satellite |
| Name | SR | FENGYUN 1C DEB |
| Spacetrack catalog number | 46 | 29872 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2021 Jan 23 19:19 | 2021 Jan 23 09:13 |
| Time of closest approach (UTC) | 2020 Nov 29 22:58:39.396 |
| Minimum distance | 7.482 km |
| Height difference | 3.880 km |
| Relative speed | 7.622 km/s |
| Angle between velocity vectors | 60° |
| Geographic position | 56.1°N, 55.1°W |
| Height | 654 km |
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