| Primary satellite | Secondary satellite |
| Name | IRIDIUM 33 DEB | FENGYUN 1C DEB |
| Spacetrack catalog number | 34690 | 31482 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 12:35 | 2024 Dec 22 12:41 |
| Time of closest approach (UTC) | 2024 Dec 28 14:41:27.675 |
| Minimum distance | 3.047 km |
| Height difference | -3.033 km |
| Relative speed | 14.979 km/s |
| Angle between velocity vectors | 174° |
| Geographic position | 34.1°S, 132.0°W |
| Height | 738 km |
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