| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | CSL-04 Deb |
| Spacetrack catalog number | 36188 | 26351 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 20 04:41 | 2024 Dec 23 10:45 |
| Time of closest approach (UTC) | 2024 Dec 27 21:50:54.191 |
| Minimum distance | 3.431 km |
| Height difference | 2.458 km |
| Relative speed | 9.987 km/s |
| Angle between velocity vectors | 83° |
| Geographic position | 78.5°S, 70.5°E |
| Height | 717 km |
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