| Sectors | Splits | Cumulative | Strides | Lead leg |
|---|---|---|---|---|
| Start - H1 | 6.10 | 6.10 | 22 | D |
| H2 | 3.97 | 10.07 | 14 | G |
| H3 | 3.93(-0.04) | 14.00 | 14 | D |
| H4 | 4.20(+0.27) | 18.20 | 14 | G |
| H5 | 4.27(+0.07) | 22.47 | 14 | D |
| H6 | 4.30(+0.03) | 26.77 | 14 | G |
| H7 | 4.39(+0.09) | 31.16 | 14 | D |
| H8 | 4.53(+0.14) | 35.69 | 15 | D |
| H9 | 4.63(+0.10) | 40.32 | 15 | D |
| H10 | 4.76(+0.13) | 45.08 | 15 | D |
| Finish | 5.60 | 50.68 | — | — |
Total time
Avg. interval
4.33s
Std. deviation
0.26
Deceleration
Stride pattern
Very consistent intervals (σ=0.26s).
Fastest interval: 3.93s (H3–H4).
Excellent fatigue resistance: only 7.4% speed loss between the first and second halves (8.23 → 7.62 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 98% of 400m hurdles Elite-level.
Actual percentile: 98
n = 118 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 22 July 2022, Sydney McLaughlin-Levrone (United States) ran their 400 metres hurdles in 50.68 seconds at Eugene (World Championships).
On 4h/world, this time earns Sydney a Top 1% World ranking.