| Primary satellite | Secondary satellite |
| Name | CENTAUR R/B | FENGYUN 1C DEB |
| Spacetrack catalog number | 26906 | 30821 |
| Radar cross section | | small |
| Epoch of two-line elements (UTC) | 2021 Jan 11 17:46 | 2021 Jan 14 22:52 |
| Time of closest approach (UTC) | 2020 Nov 27 15:33:19.196 |
| Minimum distance | 20.155 km |
| Height difference | -1.130 km |
| Relative speed | 5.164 km/s |
| Angle between velocity vectors | 40° |
| Geographic position | 25.8°S, 27.1°E |
| Height | 762 km |
|