| Primary satellite | Secondary satellite |
| Name | SHIYUAN | IRIDIUM 47 DEB |
| Spacetrack catalog number | 37931 | 40255 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 01:02 | 2024 Dec 19 09:58 |
| Time of closest approach (UTC) | 2024 Dec 27 21:49:57.815 |
| Minimum distance | 2.746 km |
| Height difference | 2.320 km |
| Relative speed | 13.921 km/s |
| Angle between velocity vectors | 138° |
| Geographic position | 80.5°S, 10.6°E |
| Height | 802 km |
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