| Primary satellite | Secondary satellite |
| Name | IRIDIUM 33 DEB | FENGYUN 1C DEB |
| Spacetrack catalog number | 34159 | 33656 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:41 | 2024 Dec 19 19:26 |
| Time of closest approach (UTC) | 2024 Dec 27 06:08:10.005 |
| Minimum distance | 2.897 km |
| Height difference | -0.342 km |
| Relative speed | 14.721 km/s |
| Angle between velocity vectors | 161° |
| Geographic position | 73.9°S, 158.2°W |
| Height | 801 km |
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