| Primary satellite | Secondary satellite |
| Name | deb Kosmos-1275 | CZ-4 DEB |
| Spacetrack catalog number | 12658 | 27688 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 01:26 | 2024 Dec 22 14:48 |
| Time of closest approach (UTC) | 2024 Dec 25 04:35:27.183 |
| Minimum distance | 4.094 km |
| Height difference | 1.579 km |
| Relative speed | 14.824 km/s |
| Angle between velocity vectors | 170° |
| Geographic position | 77.8°S, 18.8°E |
| Height | 811 km |
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