| Primary satellite | Secondary satellite |
| Name | UNK | FENGYUN 1C DEB |
| Spacetrack catalog number | 28479 | 38169 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 03:02 | 2024 Dec 17 13:17 |
| Time of closest approach (UTC) | 2024 Dec 25 14:29:47.646 |
| Minimum distance | 2.974 km |
| Height difference | 2.206 km |
| Relative speed | 8.767 km/s |
| Angle between velocity vectors | 71° |
| Geographic position | 79.5°N, 72.9°W |
| Height | 687 km |
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