| Primary satellite | Secondary satellite |
| Name | Iridium 69 | FENGYUN 1C DEB |
| Spacetrack catalog number | 25319 | 36200 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:00 | 2024 Dec 22 12:42 |
| Time of closest approach (UTC) | 2024 Dec 27 12:49:12.972 |
| Minimum distance | 3.096 km |
| Height difference | 1.398 km |
| Relative speed | 13.963 km/s |
| Angle between velocity vectors | 138° |
| Geographic position | 79.3°N, 39.7°E |
| Height | 770 km |
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