| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | IRIDIUM 33 DEB |
| Spacetrack catalog number | 38149 | 34525 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 16 17:49 | 2024 Dec 23 00:58 |
| Time of closest approach (UTC) | 2024 Dec 29 23:08:26.929 |
| Minimum distance | 1.341 km |
| Height difference | -0.731 km |
| Relative speed | 14.941 km/s |
| Angle between velocity vectors | 171° |
| Geographic position | 57.0°N, 114.6°E |
| Height | 763 km |
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