| Primary satellite | Secondary satellite |
| Name | deb Kosmos-1275 | DMSP 5D-2 F13 DEB |
| Spacetrack catalog number | 17642 | 40516 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 21:03 | 2024 Dec 20 19:03 |
| Time of closest approach (UTC) | 2024 Dec 27 22:14:59.883 |
| Minimum distance | 2.416 km |
| Height difference | -0.877 km |
| Relative speed | 14.899 km/s |
| Angle between velocity vectors | 178° |
| Geographic position | 7.1°S, 50.6°W |
| Height | 795 km |
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