| Sectors | Splits | Cumulative | Strides | Lead leg |
|---|---|---|---|---|
| Start - H1 | 5.72 | 5.72 | 21 | D |
| H2 | 3.77 | 9.49 | 13 | D |
| H3 | 3.63(-0.14) | 13.12 | 13 | D |
| H4 | 3.60(-0.03) | 16.72 | 13 | D |
| H5 | 3.80(+0.20) | 20.52 | 13 | D |
| H6 | 4.07(+0.27) | 24.59 | 13 | D |
| H7 | 4.16(+0.09) | 28.75 | 14 | G |
| H8 | 4.40(+0.24) | 33.15 | 14 | D |
| H9 | 4.60(+0.20) | 37.75 | 15 | D |
| H10 | 4.80(+0.20) | 42.55 | 15 | D |
| Finish | 5.65 | 48.20 | — | — |
Total time
Avg. interval
4.09s
Std. deviation
0.41
Deceleration
Stride pattern
Fastest interval: 3.6s (H4–H5).
Deceleration of 13.8% between the first half (9.02 m/s) and the second half (7.77 m/s).
Steady stride pattern.
Lead leg alternation: 1× Left, 9× Right.
Stride count and lead leg, hurdle by hurdle
Percentile position, sector by sector
Faster than 43% of 400m hurdles Elite-level.
Actual percentile: 43
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 5 September 2026, Caleb Dean (United States) ran their 400 metres hurdles in 48.20 seconds at Bruxelles (Diamond League).
On 4h/world, this time earns Caleb a Top 30% World ranking.