| Primary satellite | Secondary satellite |
| Name | deb Kosmos-1275 | DMSP 5D-2 F13 DEB |
| Spacetrack catalog number | 12698 | 40449 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 20:12 | 2024 Dec 22 04:54 |
| Time of closest approach (UTC) | 2024 Dec 27 16:38:48.176 |
| Minimum distance | 4.993 km |
| Height difference | -4.161 km |
| Relative speed | 13.858 km/s |
| Angle between velocity vectors | 137° |
| Geographic position | 81.1°N, 88.1°W |
| Height | 815 km |
|