| Primary satellite | Secondary satellite |
| Name | deb Chang Zheng 4 | CSG-1 |
| Spacetrack catalog number | 20877 | 44873 |
| Radar cross section | medium | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 14:01 | 2024 Dec 23 10:14 |
| Time of closest approach (UTC) | 2024 Dec 25 09:02:25.279 |
| Minimum distance | 1.688 km |
| Height difference | 1.688 km |
| Relative speed | 14.802 km/s |
| Angle between velocity vectors | 158° |
| Geographic position | 43.1°S, 41.8°W |
| Height | 638 km |
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