| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | deb Kosmos-1428 |
| Spacetrack catalog number | 32243 | 14568 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 18 02:17 | 2024 Dec 23 01:43 |
| Time of closest approach (UTC) | 2024 Dec 26 09:05:49.374 |
| Minimum distance | 3.696 km |
| Height difference | -1.706 km |
| Relative speed | 14.966 km/s |
| Angle between velocity vectors | 178° |
| Geographic position | 17.4°S, 178.1°W |
| Height | 788 km |
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