| Primary satellite | Secondary satellite |
| Name | UWE-3 | deb Kosmos-407 |
| Spacetrack catalog number | 39446 | 5301 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2026 Jan 18 19:51 | 2026 Jan 18 19:22 |
| Time of closest approach (UTC) | 2025 Dec 16 02:44:10.647 |
| Minimum distance | 87.423 km |
| Height difference | -9.655 km |
| Relative speed | 8.927 km/s |
| Angle between velocity vectors | 72° |
| Geographic position | 69.5°N, 152.9°E |
| Height | 622 km |
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