| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | CZ-4B R/B |
| Spacetrack catalog number | 30218 | 48624 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 03:53 | 2024 Dec 23 11:39 |
| Time of closest approach (UTC) | 2024 Dec 27 00:27:24.828 |
| Minimum distance | 4.755 km |
| Height difference | 4.748 km |
| Relative speed | 9.818 km/s |
| Angle between velocity vectors | 83° |
| Geographic position | 63.0°N, 44.8°W |
| Height | 855 km |
|