| Primary satellite | Secondary satellite |
| Name | YUNHAI 2 5 | deb Kosmos-1275 |
| Spacetrack catalog number | 43913 | 18592 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 04:10 | 2024 Dec 22 21:37 |
| Time of closest approach (UTC) | 2024 Dec 24 11:25:35.767 |
| Minimum distance | 3.709 km |
| Height difference | 0.483 km |
| Relative speed | 13.083 km/s |
| Angle between velocity vectors | 123° |
| Geographic position | 31.8°S, 116.5°W |
| Height | 803 km |
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