| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | KL-ALPHA B |
| Spacetrack catalog number | 31569 | 44786 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 20 13:34 | 2024 Dec 23 10:53 |
| Time of closest approach (UTC) | 2024 Dec 24 16:29:47.842 |
| Minimum distance | 4.616 km |
| Height difference | 3.662 km |
| Relative speed | 11.414 km/s |
| Angle between velocity vectors | 103° |
| Geographic position | 77.3°S, 124.5°E |
| Height | 1058 km |
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