| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | IRIDIUM 33 DEB |
| Spacetrack catalog number | 31810 | 38228 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 20 18:39 | 2024 Dec 20 19:28 |
| Time of closest approach (UTC) | 2024 Dec 28 17:26:43.459 |
| Minimum distance | 3.706 km |
| Height difference | -2.400 km |
| Relative speed | 14.843 km/s |
| Angle between velocity vectors | 173° |
| Geographic position | 48.4°S, 166.9°W |
| Height | 815 km |
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