| Primary satellite | Secondary satellite |
| Name | SHIYAN 20A (SY-20A) | FENGYUN 1C DEB |
| Spacetrack catalog number | 54699 | 30300 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 09:25 | 2024 Dec 21 09:39 |
| Time of closest approach (UTC) | 2024 Dec 23 22:55:58.839 |
| Minimum distance | 2.916 km |
| Height difference | -2.398 km |
| Relative speed | 14.657 km/s |
| Angle between velocity vectors | 158° |
| Geographic position | 14.5°N, 157.0°E |
| Height | 798 km |
|