| Primary satellite | Secondary satellite |
| Name | YUNHAI 1-04 | IRIDIUM 116 |
| Spacetrack catalog number | 58073 | 43072 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 08:59 | 2024 Dec 23 02:10 |
| Time of closest approach (UTC) | 2024 Dec 25 10:45:40.801 |
| Minimum distance | 2.819 km |
| Height difference | -2.042 km |
| Relative speed | 14.728 km/s |
| Angle between velocity vectors | 163° |
| Geographic position | 72.4°S, 80.1°W |
| Height | 808 km |
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