| Primary satellite | Secondary satellite |
| Name | IRIDIUM 33 DEB | FENGYUN 1C DEB |
| Spacetrack catalog number | 34487 | 30400 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 22:26 | 2024 Dec 22 17:52 |
| Time of closest approach (UTC) | 2024 Dec 26 13:30:47.224 |
| Minimum distance | 2.688 km |
| Height difference | -0.914 km |
| Relative speed | 12.672 km/s |
| Angle between velocity vectors | 115° |
| Geographic position | 80.9°S, 68.6°E |
| Height | 766 km |
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