| Primary satellite | Secondary satellite |
| Name | Cosmos 1354 Rocket | deb Kosmos-1275 |
| Spacetrack catalog number | 13149 | 14558 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 21:35 | 2024 Dec 22 18:19 |
| Time of closest approach (UTC) | 2024 Dec 24 20:33:58.600 |
| Minimum distance | 3.878 km |
| Height difference | 3.878 km |
| Relative speed | 14.481 km/s |
| Angle between velocity vectors | 152° |
| Geographic position | 35.3°N, 135.6°W |
| Height | 779 km |
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