| Primary satellite | Secondary satellite |
| Name | SL-16 DEB | FENGYUN 1C DEB |
| Spacetrack catalog number | 39849 | 29877 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 19 03:14 | 2024 Dec 23 00:22 |
| Time of closest approach (UTC) | 2024 Dec 30 01:57:28.243 |
| Minimum distance | 2.902 km |
| Height difference | 2.860 km |
| Relative speed | 13.272 km/s |
| Angle between velocity vectors | 126° |
| Geographic position | 70.7°S, 40.5°E |
| Height | 842 km |
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