On 18 July 2026, Loris Brochier (France) ran their 400 metres hurdles in 51.35 seconds at Paris, Charléty (France Championships U20). It's also their new personal best.
| 18.24 |
| 8.52 |
14 L |
L |
| H5 | 4.24(+0.13) | 22.48 | 8.25 | 14 R | R |
| H6 | 4.38(+0.14) | 26.86 | 7.99 | 14 L | L |
| H7 | 4.59(+0.21) | 31.45 | 7.63 | 14 R | R |
| H8 | 4.61(+0.02) | 36.06 | 7.59 | 14 L | L |
| H9 | 4.79(+0.18) | 40.85 | 7.31 | 14 R | R |
| H10 | 4.93(+0.14) | 45.78 | 7.10 | 15 R | R |
| Finish | 5.57 | 51.35 | 7.18 | — — | — |
Avg. interval
4.40s
Std. deviation
0.33
Deceleration
Stride pattern
New personal best!
Fastest interval: 3.93s (H2–H3).
Excellent fatigue resistance: only 9.5% speed loss between the first and second halves (8.23 → 7.45 m/s).
Steady stride pattern.
Hurdle fault on H6.
Lead leg alternation: 4× Left, 6× Right.