| Primary satellite | Secondary satellite |
| Name | CENTAUR R/B | FENGYUN 1C DEB |
| Spacetrack catalog number | 26906 | 29734 |
| Radar cross section | | small |
| Epoch of two-line elements (UTC) | 2021 Jan 11 17:46 | 2021 Jan 22 12:51 |
| Time of closest approach (UTC) | 2020 Nov 28 17:55:36.587 |
| Minimum distance | 312.546 km |
| Height difference | 5.464 km |
| Relative speed | 13.932 km/s |
| Angle between velocity vectors | 144° |
| Geographic position | 53.3°S, 136.6°W |
| Height | 1137 km |
|