| Primary satellite | Secondary satellite |
| Name | CZ-2C R/B | FENGYUN 1C DEB |
| Spacetrack catalog number | 31114 | 29975 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2021 Jan 25 18:57 | 2021 Jan 25 11:47 |
| Time of closest approach (UTC) | 2020 Nov 30 05:33:04.498 |
| Minimum distance | 208.531 km |
| Height difference | 1.918 km |
| Relative speed | 13.385 km/s |
| Angle between velocity vectors | 129° |
| Geographic position | 71.2°S, 179.0°E |
| Height | 867 km |
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