| Primary satellite | Secondary satellite |
| Name | Kosmos-1226 | Cosmos 1333 Rocket |
| Spacetrack catalog number | 12091 | 13034 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2026 Jan 13 13:47 | 2026 Jan 13 13:35 |
| Time of closest approach (UTC) | 2025 Dec 05 16:33:19.210 |
| Minimum distance | 2.799 km |
| Height difference | 1.660 km |
| Relative speed | 12.332 km/s |
| Angle between velocity vectors | 114° |
| Geographic position | 77.1°S, 151.7°E |
| Height | 991 km |
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