| Primary satellite | Secondary satellite |
| Name | deb Kosmos-1275 | DMSP 5D-2 F13 DEB |
| Spacetrack catalog number | 17642 | 40400 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 21:03 | 2024 Dec 23 00:41 |
| Time of closest approach (UTC) | 2024 Dec 27 08:30:20.965 |
| Minimum distance | 1.354 km |
| Height difference | 1.065 km |
| Relative speed | 14.887 km/s |
| Angle between velocity vectors | 175° |
| Geographic position | 71.8°N, 133.5°E |
| Height | 798 km |
|