| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | CSL-04 DEB |
| Spacetrack catalog number | 30566 | 26142 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 01:16 | 2024 Dec 22 17:29 |
| Time of closest approach (UTC) | 2024 Dec 26 02:02:55.835 |
| Minimum distance | 3.652 km |
| Height difference | 3.506 km |
| Relative speed | 13.198 km/s |
| Angle between velocity vectors | 127° |
| Geographic position | 69.6°S, 65.8°W |
| Height | 933 km |
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