| Primary satellite | Secondary satellite |
| Name | Kosmos-1308 | deb Kosmos-1375 |
| Spacetrack catalog number | 12835 | 16387 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 23 03:25 | 2024 Dec 23 08:59 |
| Time of closest approach (UTC) | 2024 Dec 28 17:31:11.741 |
| Minimum distance | 3.488 km |
| Height difference | 3.444 km |
| Relative speed | 13.508 km/s |
| Angle between velocity vectors | 134° |
| Geographic position | 46.3°N, 140.1°W |
| Height | 990 km |
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