| Primary satellite | Secondary satellite |
| Name | UWE-3 | STARLINK-4426 |
| Spacetrack catalog number | 39446 | 53484 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2026 Jan 18 19:51 | 2026 Jan 18 21:32 |
| Time of closest approach (UTC) | 2025 Dec 14 12:50:15.282 |
| Minimum distance | 8.495 km |
| Height difference | 5.004 km |
| Relative speed | 14.965 km/s |
| Angle between velocity vectors | 161° |
| Geographic position | 37.0°S, 163.1°W |
| Height | 559 km |
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