| Primary satellite | Secondary satellite |
| Name | IRIDIUM 33 DEB | FENGYUN 1C DEB |
| Spacetrack catalog number | 34487 | 30600 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 22:26 | 2024 Dec 20 04:19 |
| Time of closest approach (UTC) | 2024 Dec 25 01:41:09.887 |
| Minimum distance | 4.927 km |
| Height difference | 4.339 km |
| Relative speed | 14.801 km/s |
| Angle between velocity vectors | 161° |
| Geographic position | 74.1°N, 57.6°E |
| Height | 780 km |
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