| Primary satellite | Secondary satellite |
| Name | Cosmos 1346 Rocket | OBJECT B |
| Spacetrack catalog number | 13121 | 57005 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2025 May 22 14:47 | 2025 May 22 13:04 |
| Time of closest approach (UTC) | 2024 Jul 18 17:30:37.081 |
| Minimum distance | 5705.155 km |
| Height difference | -61.769 km |
| Relative speed | 11.693 km/s |
| Angle between velocity vectors | 100° |
| Geographic position | 64.6°S, 20.4°E |
| Height | 532 km |
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