| Primary satellite | Secondary satellite |
| Name | YUNHAI 1-04 | IRIDIUM 103 |
| Spacetrack catalog number | 58073 | 41918 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 08:59 | 2024 Dec 22 22:59 |
| Time of closest approach (UTC) | 2024 Dec 25 20:51:21.230 |
| Minimum distance | 3.078 km |
| Height difference | -2.090 km |
| Relative speed | 8.724 km/s |
| Angle between velocity vectors | 72° |
| Geographic position | 79.2°S, 104.9°E |
| Height | 809 km |
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