| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | YUNHAI 1-02 |
| Spacetrack catalog number | 30251 | 44547 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 18:37 | 2024 Dec 23 11:50 |
| Time of closest approach (UTC) | 2024 Dec 29 17:59:34.528 |
| Minimum distance | 3.590 km |
| Height difference | 1.575 km |
| Relative speed | 14.611 km/s |
| Angle between velocity vectors | 157° |
| Geographic position | 40.9°S, 176.9°W |
| Height | 797 km |
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