| Primary satellite | Secondary satellite |
| Name | IRIDIUM 136 | FENGYUN 1C DEB |
| Spacetrack catalog number | 42962 | 30303 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 03:05 | 2024 Dec 22 03:03 |
| Time of closest approach (UTC) | 2024 Dec 29 08:12:52.331 |
| Minimum distance | 4.073 km |
| Height difference | 2.865 km |
| Relative speed | 14.934 km/s |
| Angle between velocity vectors | 174° |
| Geographic position | 20.5°N, 28.6°E |
| Height | 779 km |
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