| Primary satellite | Secondary satellite |
| Name | CSL-04 Deb | FENGYUN 1C DEB |
| Spacetrack catalog number | 26272 | 30035 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 16:23 | 2024 Dec 23 03:42 |
| Time of closest approach (UTC) | 2024 Dec 25 00:03:53.567 |
| Minimum distance | 4.176 km |
| Height difference | -3.550 km |
| Relative speed | 14.835 km/s |
| Angle between velocity vectors | 162° |
| Geographic position | 15.4°S, 149.1°E |
| Height | 704 km |
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