| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | STARLINK-3218 |
| Spacetrack catalog number | 31663 | 49725 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 11:19 | 2024 Dec 23 12:36 |
| Time of closest approach (UTC) | 2024 Dec 24 07:04:46.175 |
| Minimum distance | 3.005 km |
| Height difference | -2.409 km |
| Relative speed | 11.820 km/s |
| Angle between velocity vectors | 102° |
| Geographic position | 53.3°S, 40.5°E |
| Height | 562 km |
|