| Primary satellite | Secondary satellite |
| Name | deb Chang Zheng 4 | deb Delta 126 |
| Spacetrack catalog number | 20862 | 10835 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 14:49 | 2024 Dec 22 20:28 |
| Time of closest approach (UTC) | 2024 Dec 25 22:29:09.126 |
| Minimum distance | 4.699 km |
| Height difference | 1.893 km |
| Relative speed | 10.952 km/s |
| Angle between velocity vectors | 96° |
| Geographic position | 74.2°N, 121.0°E |
| Height | 1017 km |
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