| Primary satellite | Secondary satellite |
| Name | IRIDIUM 33 DEB | FENGYUN 1C DEB |
| Spacetrack catalog number | 34487 | 32136 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 22:26 | 2024 Dec 17 17:59 |
| Time of closest approach (UTC) | 2024 Dec 24 00:50:49.218 |
| Minimum distance | 3.094 km |
| Height difference | -0.472 km |
| Relative speed | 14.704 km/s |
| Angle between velocity vectors | 159° |
| Geographic position | 76.0°N, 136.0°W |
| Height | 772 km |
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