| Primary satellite | Secondary satellite |
| Name | IRIDIUM 33 DEB | FENGYUN 1C DEB |
| Spacetrack catalog number | 34690 | 30530 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 12:35 | 2024 Dec 23 02:29 |
| Time of closest approach (UTC) | 2024 Dec 24 02:09:09.642 |
| Minimum distance | 2.732 km |
| Height difference | -2.000 km |
| Relative speed | 14.549 km/s |
| Angle between velocity vectors | 151° |
| Geographic position | 78.6°N, 133.3°W |
| Height | 724 km |
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