| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | CSL-04 DEB |
| Spacetrack catalog number | 30947 | 26236 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 23 02:15 | 2024 Dec 23 02:08 |
| Time of closest approach (UTC) | 2024 Dec 26 10:43:24.721 |
| Minimum distance | 3.108 km |
| Height difference | -3.107 km |
| Relative speed | 14.288 km/s |
| Angle between velocity vectors | 149° |
| Geographic position | 54.8°N, 33.4°W |
| Height | 837 km |
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