| Primary satellite | Secondary satellite |
| Name | UWE-3 | STARLINK-4454 |
| Spacetrack catalog number | 39446 | 53499 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2026 Jan 18 19:51 | 2026 Jan 18 21:40 |
| Time of closest approach (UTC) | 2025 Dec 15 08:05:58.039 |
| Minimum distance | 102.589 km |
| Height difference | 5.322 km |
| Relative speed | 14.967 km/s |
| Angle between velocity vectors | 161° |
| Geographic position | 34.2°S, 91.4°W |
| Height | 557 km |
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