| Primary satellite | Secondary satellite |
| Name | YUNHAI 2 5 | deb Kosmos-1275 |
| Spacetrack catalog number | 43913 | 17620 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 04:10 | 2024 Dec 22 11:26 |
| Time of closest approach (UTC) | 2024 Dec 27 20:08:26.481 |
| Minimum distance | 0.615 km |
| Height difference | 0.052 km |
| Relative speed | 11.486 km/s |
| Angle between velocity vectors | 101° |
| Geographic position | 46.7°S, 126.3°E |
| Height | 809 km |
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