On 18 July 2026, Myriam Lahousse (Belgium) ran their 400 metres hurdles in 62.72 seconds at Paris, Charléty (France Championships U20).
| 22.09 |
| 6.81 |
17 L |
L |
| H5 | 5.26(+0.12) | 27.35 | 6.65 | 17 L | L |
| H6 | 5.43(+0.17) | 32.78 | 6.45 | 18 R | R |
| H7 | 5.53(+0.10) | 38.31 | 6.33 | 18 L | L |
| H8 | 5.69(+0.16) | 44.00 | 6.15 | 18 R | R |
| H9 | 5.91(+0.22) | 49.91 | 5.92 | 19 R | R |
| H10 | 6.07(+0.16) | 55.98 | 5.77 | 19 R | R |
| Finish | 6.74 | 62.72 | 5.93 | — — | — |
Avg. interval
5.43s
Std. deviation
0.39
Deceleration
Stride pattern
Fastest interval: 4.83s (H2–H3).
Deceleration of 10.1% between the first half (6.76 m/s) and the second half (6.08 m/s).
Steady stride pattern.
Lead leg alternation: 6× Left, 4× Right.