| Primary satellite | Secondary satellite |
| Name | YUNHAI 1-04 | IRIDIUM 33 DEB |
| Spacetrack catalog number | 58073 | 34159 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 08:59 | 2024 Dec 23 00:41 |
| Time of closest approach (UTC) | 2024 Dec 28 04:53:39.595 |
| Minimum distance | 4.304 km |
| Height difference | -2.210 km |
| Relative speed | 14.858 km/s |
| Angle between velocity vectors | 169° |
| Geographic position | 62.3°N, 160.5°W |
| Height | 792 km |
|