On 18 July 2026, Hugo Maubert (France) ran their 400 metres hurdles in 52.04 seconds at Paris, Charléty (France Championships U20).
| 17.92 |
| 8.88 |
14 L |
L |
| H5 | 4.06(+0.12) | 21.98 | 8.62 | 14 R | R |
| H6 | 4.29(+0.23) | 26.27 | 8.16 | 15 R | R |
| H7 | 4.43(+0.14) | 30.70 | 7.90 | 15 R | R |
| H8 | 4.68(+0.25) | 35.38 | 7.48 | 16 L | L |
| H9 | 5.13(+0.45) | 40.51 | 6.82 | 17 L | L |
| H10 | 5.44(+0.31) | 45.95 | 6.43 | 17 L | L |
| Finish | 6.09 | 52.04 | 6.57 | — — | — |
Avg. interval
4.41s
Std. deviation
0.54
Deceleration
Stride pattern
High variability between intervals (σ=0.54s).
Fastest interval: 3.86s (H2–H3).
High deceleration: 15% speed loss in the second half (8.42 → 7.15 m/s), to work on with speed endurance.
Significant slowdown on hurdle intervals: H10 exceed the average by more than 1 second.
Stride count too high on hurdle intervals: H9, H10, indicating fatigue or a technical imbalance.
Stutter on H9.
Hurdle fault on H8, H10.
Lead leg alternation: 5× Left, 5× Right.