| Primary satellite | Secondary satellite |
| Name | STRAND 1 | deb Chang Zheng 4 |
| Spacetrack catalog number | 39090 | 20883 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 12:12 | 2024 Dec 22 21:57 |
| Time of closest approach (UTC) | 2024 Dec 26 11:40:28.822 |
| Minimum distance | 3.647 km |
| Height difference | 2.486 km |
| Relative speed | 14.696 km/s |
| Angle between velocity vectors | 159° |
| Geographic position | 37.3°N, 92.4°W |
| Height | 768 km |
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