| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | SL-16 DEB |
| Spacetrack catalog number | 35123 | 39303 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 17 17:10 | 2024 Dec 18 06:12 |
| Time of closest approach (UTC) | 2024 Dec 23 21:27:00.302 |
| Minimum distance | 1.265 km |
| Height difference | 0.159 km |
| Relative speed | 14.729 km/s |
| Angle between velocity vectors | 162° |
| Geographic position | 54.0°S, 120.7°E |
| Height | 821 km |
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