| Primary satellite | Secondary satellite |
| Name | deb Kosmos-1275 | ARGOS Delta rocket |
| Spacetrack catalog number | 17642 | 25637 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 21:03 | 2024 Dec 23 02:01 |
| Time of closest approach (UTC) | 2024 Dec 29 09:46:29.328 |
| Minimum distance | 2.625 km |
| Height difference | -2.011 km |
| Relative speed | 14.916 km/s |
| Angle between velocity vectors | 176° |
| Geographic position | 78.2°S, 83.8°W |
| Height | 780 km |
|