| Primary satellite | Secondary satellite |
| Name | deb Chang Zheng 4 | deb Agena D |
| Spacetrack catalog number | 20888 | 4945 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 11:47 | 2024 Dec 22 19:12 |
| Time of closest approach (UTC) | 2024 Dec 26 00:50:44.741 |
| Minimum distance | 3.072 km |
| Height difference | 1.421 km |
| Relative speed | 14.483 km/s |
| Angle between velocity vectors | 161° |
| Geographic position | 1.4°N, 103.2°W |
| Height | 940 km |
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