| Primary satellite | Secondary satellite |
| Name | Kosmos-1308 | deb Kosmos-1375 |
| Spacetrack catalog number | 12835 | 17803 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 03:25 | 2024 Dec 22 18:38 |
| Time of closest approach (UTC) | 2024 Dec 23 14:32:32.524 |
| Minimum distance | 4.393 km |
| Height difference | -0.420 km |
| Relative speed | 9.225 km/s |
| Angle between velocity vectors | 78° |
| Geographic position | 65.9°S, 102.0°E |
| Height | 1003 km |
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