| Primary satellite | Secondary satellite |
| Name | deb Kosmos-1275 | DMSP 5D-2 F13 DEB |
| Spacetrack catalog number | 12658 | 40526 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 01:26 | 2024 Dec 22 00:34 |
| Time of closest approach (UTC) | 2024 Dec 28 03:12:30.919 |
| Minimum distance | 4.665 km |
| Height difference | -4.615 km |
| Relative speed | 14.892 km/s |
| Angle between velocity vectors | 177° |
| Geographic position | 60.6°S, 98.5°W |
| Height | 811 km |
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