| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | CZ-4 DEB |
| Spacetrack catalog number | 30654 | 34223 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 04:50 | 2024 Dec 20 09:28 |
| Time of closest approach (UTC) | 2024 Dec 25 19:57:24.501 |
| Minimum distance | 6.329 km |
| Height difference | -0.761 km |
| Relative speed | 13.607 km/s |
| Angle between velocity vectors | 132° |
| Geographic position | 67.2°N, 151.8°W |
| Height | 840 km |
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