| Primary satellite | Secondary satellite |
| Name | YUNHAI 2 3 | deb Chang Zheng 4 |
| Spacetrack catalog number | 43911 | 20894 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 10:50 | 2024 Dec 22 23:12 |
| Time of closest approach (UTC) | 2024 Dec 26 00:29:14.593 |
| Minimum distance | 4.796 km |
| Height difference | 1.648 km |
| Relative speed | 12.541 km/s |
| Angle between velocity vectors | 115° |
| Geographic position | 49.1°S, 96.6°W |
| Height | 813 km |
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