| Primary satellite | Secondary satellite |
| Name | LEGION 2 | TIANMU-1 11 |
| Spacetrack catalog number | 59626 | 58645 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 23 11:58 | 2024 Dec 23 04:16 |
| Time of closest approach (UTC) | 2024 Dec 27 21:41:52.306 |
| Minimum distance | 13.280 km |
| Height difference | 0.519 km |
| Relative speed | 6.403 km/s |
| Angle between velocity vectors | 50° |
| Geographic position | 81.8°S, 77.2°E |
| Height | 545 km |
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