| Sectors | Splits | Cumulative | Strides | Lead leg |
|---|---|---|---|---|
| Start - H1 | 5.80 | 5.80 | 20 | G |
| H2 | 3.60 | 9.40 | 13 | G |
| H3 | 3.63(+0.03) | 13.03 | 12 | D |
| H4 | 3.70(+0.07) | 16.73 | 12 | G |
| H5 | 3.83(+0.13) | 20.56 | 12 | D |
| H6 | 3.90(+0.07) | 24.46 | 12 | G |
| H7 | 4.10(+0.20) | 28.56 | 13 | G |
| H8 | 4.23(+0.13) | 32.79 | 13 | G |
| H9 | 4.40(+0.17) | 37.19 | 13 | G |
| H10 | 4.60(+0.20) | 41.79 | 13 | G |
| Finish | 5.47 | 47.26 | — | — |
Total time
Avg. interval
4.00s
Std. deviation
0.33
Deceleration
Stride pattern
Fastest interval: 3.6s (H2–H3).
Deceleration of 10.5% between the first half (9 m/s) and the second half (8.05 m/s).
Steady stride pattern.
Lead leg alternation: 8× Left, 2× Right.
Stride count and lead leg, hurdle by hurdle
Percentile position, sector by sector
Faster than 85% of 400m hurdles Elite-level.
Actual percentile: 85
n = 148 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 9 August 2024, Alison Dos Santos (Brazil) ran their 400 metres hurdles in 47.26 seconds at Paris (Olympic Games).
On 4h/world, this time earns Alison a Top 8% World ranking.