| Sectors | Splits | Cumulative | Strides | Lead leg |
|---|---|---|---|---|
| Start - H1 | 6.50 | 6.50 | 21 | G |
| H2 | 4.02 | 10.52 | 14 | D |
| H3 | 4.12(+0.10) | 14.64 | 14 | G |
| H4 | 4.12(0.00) | 18.76 | 14 | D |
| H5 | 4.22(+0.10) | 22.98 | 14 | G |
| H6 | 4.32(+0.10) | 27.30 | 14 | D |
| H7 | 4.60(+0.28) | 31.90 | 14 | G |
| H8 | 4.76(+0.16) | 36.66 | 15 | G |
| H9 | 4.96(+0.20) | 41.62 | 15 | G |
| H10 | 5.02(+0.06) | 46.64 | 15 | G |
| Finish | 5.83 | 52.47 | — | — |
Total time
Avg. interval
4.46s
Std. deviation
0.36
Deceleration
Stride pattern
Fastest interval: 4.02s (H2–H3).
Excellent fatigue resistance: only 9.4% speed loss between the first and second halves (8.05 → 7.29 m/s).
Stutter on H2, H4.
Lead leg alternation: 7× Left, 3× Right.
Stride count and lead leg, hurdle by hurdle
Percentile position, sector by sector
Faster than 14% of 400m hurdles Intermediate-level.
Actual percentile: 14
n = 70 races · 64 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 July 2026, Francesco Alpigiano (Italy) ran their 400 metres hurdles in 52.47 seconds at Caorle (Italy Championships).
The closest performance recorded on 4h/world belongs to Femke Broeders-Bol (52.49s at Roma), with 0.02 seconds away.