| Sectors | Splits | Cumulative | Strides | Lead leg |
|---|---|---|---|---|
| Start - H1 | 5.93 | 5.93 | 21 | D |
| H2 | 3.74 | 9.67 | 13 | D |
| H3 | 3.87(+0.13) | 13.54 | 13 | D |
| H4 | 3.90(+0.03) | 17.44 | 13 | D |
| H5 | 3.97(+0.07) | 21.41 | 13 | D |
| H6 | 4.17(+0.20) | 25.58 | 14 | G |
| H7 | 4.50(+0.33) | 30.08 | 14 | D |
| H8 | 4.44(-0.06) | 34.52 | 14 | G |
| H9 | 4.64(+0.20) | 39.16 | 14 | D |
| H10 | 4.81(+0.17) | 43.97 | 14 | G |
| Finish | 5.36 | 49.33 | — | — |
Total time
Avg. interval
4.23s
Std. deviation
0.36
Deceleration
Stride pattern
Fastest interval: 3.74s (H2–H3).
Deceleration of 10.9% between the first half (8.64 m/s) and the second half (7.7 m/s).
Steady stride pattern.
Lead leg alternation: 3× Left, 7× Right.
Stride count and lead leg, hurdle by hurdle
Percentile position, sector by sector
Faster than 17% of 400m hurdles Elite-level.
Actual percentile: 17
n = 155 races · 76 athletes
Position within the pacing-consistency distribution (a higher value isn't necessarily a better race).
Position within the speed-loss distribution between the two race halves (a low value isn't always better pacing).
Hurdle fault rate, compared to the database.
On 3 August 2025, Ludvy Vaillant (France) ran their 400 metres hurdles in 49.33 seconds at Talence (France Championships).
On 4h/world, this time earns Ludvy a Top 28% Europe ranking.