| Primary satellite | Secondary satellite |
| Name | YAOGAN 29 | deb Kosmos-252 |
| Spacetrack catalog number | 41038 | 3565 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 08:45 | 2024 Dec 22 18:56 |
| Time of closest approach (UTC) | 2024 Dec 24 13:59:49.715 |
| Minimum distance | 3.529 km |
| Height difference | -2.648 km |
| Relative speed | 14.963 km/s |
| Angle between velocity vectors | 159° |
| Geographic position | 16.8°N, 69.1°E |
| Height | 623 km |
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