| Sectors | Splits | Cumulative | Strides | Lead leg |
|---|---|---|---|---|
| Start - H1 | 6.48 | 6.48 | 22 | D |
| H2 | 3.83 | 10.31 | 13 | D |
| H3 | 3.97(+0.14) | 14.28 | 14 | G |
| H4 | 4.20(+0.23) | 18.48 | 14 | D |
| H5 | 4.23(+0.03) | 22.71 | 14 | G |
| H6 | 4.30(+0.07) | 27.01 | 14 | D |
| H7 | 4.60(+0.30) | 31.61 | 14 | G |
| H8 | 4.90(+0.30) | 36.51 | 15 | G |
| H9 | 5.03(+0.13) | 41.54 | 15 | G |
| H10 | 5.30(+0.27) | 46.84 | 16 | D |
| Finish | 6.17 | 53.01 | — | — |
Total time
Avg. interval
4.48s
Std. deviation
0.47
Deceleration
Stride pattern
Fastest interval: 3.83s (H2–H3).
Deceleration of 12.9% between the first half (8.15 m/s) and the second half (7.1 m/s).
Steady stride pattern.
Lead leg alternation: 5× Left, 5× Right.
Stride count and lead leg, hurdle by hurdle
Percentile position, sector by sector
Faster than 74% of 400m hurdles Elite-level.
Actual percentile: 74
n = 122 races · 58 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 4 September 2026, Anna Cockrell (United States) ran their 400 metres hurdles in 53.01 seconds at Bruxelles (Diamond League).
On 4h/world, this time earns Anna a Top 12% World ranking.