| Primary satellite | Secondary satellite |
| Name | SHIYAN 20A (SY-20A) | FENGYUN 1C DEB |
| Spacetrack catalog number | 54699 | 30442 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 09:25 | 2024 Dec 22 17:37 |
| Time of closest approach (UTC) | 2024 Dec 26 22:33:51.130 |
| Minimum distance | 3.391 km |
| Height difference | 1.267 km |
| Relative speed | 13.444 km/s |
| Angle between velocity vectors | 129° |
| Geographic position | 57.3°S, 24.8°E |
| Height | 824 km |
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