| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | IRIDIUM 33 DEB |
| Spacetrack catalog number | 31071 | 35918 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 21 08:56 | 2024 Dec 23 10:12 |
| Time of closest approach (UTC) | 2024 Dec 24 20:35:23.589 |
| Minimum distance | 3.280 km |
| Height difference | 2.807 km |
| Relative speed | 14.950 km/s |
| Angle between velocity vectors | 174° |
| Geographic position | 17.4°N, 174.9°W |
| Height | 738 km |
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