| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | IRIDIUM 33 DEB |
| Spacetrack catalog number | 30959 | 36080 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 20 11:11 | 2024 Dec 22 04:52 |
| Time of closest approach (UTC) | 2024 Dec 28 07:34:44.887 |
| Minimum distance | 2.990 km |
| Height difference | -1.482 km |
| Relative speed | 11.812 km/s |
| Angle between velocity vectors | 104° |
| Geographic position | 80.3°N, 29.2°W |
| Height | 770 km |
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