| Primary satellite | Secondary satellite |
| Name | IRIDIUM 33 DEB | FENGYUN 1C DEB |
| Spacetrack catalog number | 34159 | 32224 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:41 | 2024 Dec 21 18:19 |
| Time of closest approach (UTC) | 2024 Dec 25 18:14:17.641 |
| Minimum distance | 3.190 km |
| Height difference | 0.130 km |
| Relative speed | 11.092 km/s |
| Angle between velocity vectors | 96° |
| Geographic position | 80.7°N, 147.6°W |
| Height | 777 km |
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