| Primary satellite | Secondary satellite |
| Name | CZ-6A DEB | deb Kosmos-1275 |
| Spacetrack catalog number | 54511 | 13797 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2025 May 14 20:30 | 2025 May 14 20:03 |
| Time of closest approach (UTC) | 2025 Apr 19 17:33:23.950 |
| Minimum distance | 6.281 km |
| Height difference | -4.095 km |
| Relative speed | 14.656 km/s |
| Angle between velocity vectors | 177° |
| Geographic position | 50.8°S, 10.3°W |
| Height | 996 km |
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