| Primary satellite | Secondary satellite |
| Name | deb Kosmos-1275 | deb Agena D |
| Spacetrack catalog number | 12698 | 4737 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 20:12 | 2024 Dec 22 20:17 |
| Time of closest approach (UTC) | 2024 Dec 24 22:18:30.904 |
| Minimum distance | 3.233 km |
| Height difference | -0.857 km |
| Relative speed | 14.875 km/s |
| Angle between velocity vectors | 174° |
| Geographic position | 69.5°S, 44.9°E |
| Height | 819 km |
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