| Primary satellite | Secondary satellite |
| Name | IRIDIUM 33 DEB | FENGYUN 1C DEB |
| Spacetrack catalog number | 34487 | 30547 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 22:26 | 2024 Dec 22 18:36 |
| Time of closest approach (UTC) | 2024 Dec 23 20:27:32.900 |
| Minimum distance | 2.484 km |
| Height difference | -0.486 km |
| Relative speed | 2.881 km/s |
| Angle between velocity vectors | 22° |
| Geographic position | 55.3°S, 49.9°W |
| Height | 752 km |
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