| Primary satellite | Secondary satellite |
| Name | YUNHAI 1 | IRIDIUM 164 |
| Spacetrack catalog number | 41857 | 43577 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 11:00 | 2024 Dec 23 04:23 |
| Time of closest approach (UTC) | 2024 Dec 27 02:32:21.715 |
| Minimum distance | 2.483 km |
| Height difference | -2.318 km |
| Relative speed | 10.196 km/s |
| Angle between velocity vectors | 86° |
| Geographic position | 80.5°N, 169.0°E |
| Height | 792 km |
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