On 19 July 2026, Mina Hirsbrunner (Switzerland) ran their 400 metres hurdles in 57.83 seconds at Rieti (Europe Championships U18).
| 20.00 |
| 7.42 |
16 L |
L |
| H5 | 4.76(+0.04) | 24.76 | 7.35 | 16 R | R |
| H6 | 4.92(+0.16) | 29.68 | 7.11 | 17 R | R |
| H7 | 5.04(+0.12) | 34.72 | 6.94 | 17 R | R |
| H8 | 5.20(+0.16) | 39.92 | 6.73 | 17 R | R |
| H9 | 5.56(+0.36) | 45.48 | 6.29 | 17 R | R |
| H10 | 5.92(+0.36) | 51.40 | 5.91 | 18 L | L |
| Finish | 6.43 | 57.83 | 6.22 | — — | — |
Avg. interval
4.99s
Std. deviation
0.48
Deceleration
Stride pattern
Fastest interval: 4.32s (H2–H3).
Deceleration of 13% between the first half (7.47 m/s) and the second half (6.5 m/s).
Steady stride pattern.
Lead leg alternation: 3× Left, 7× Right.