| Primary satellite | Secondary satellite |
| Name | deb Kosmos-1275 | CSL-04 DEB |
| Spacetrack catalog number | 12669 | 26184 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 02:50 | 2024 Dec 23 02:03 |
| Time of closest approach (UTC) | 2024 Dec 25 17:10:13.413 |
| Minimum distance | 3.112 km |
| Height difference | 3.090 km |
| Relative speed | 14.718 km/s |
| Angle between velocity vectors | 167° |
| Geographic position | 78.9°S, 92.9°E |
| Height | 870 km |
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