| Sectors | Splits | Cumulative | Strides | Lead leg |
|---|---|---|---|---|
| Start - H1 | 5.74 | 5.74 | 20 | D |
| H2 | 3.60 | 9.34 | 13 | D |
| H3 | 3.68(+0.08) | 13.02 | 13 | D |
| H4 | 3.76(+0.08) | 16.78 | 13 | D |
| H5 | 3.92(+0.16) | 20.70 | 13 | D |
| H6 | 3.96(+0.04) | 24.66 | 13 | D |
| H7 | 4.28(+0.32) | 28.94 | 14 | G |
| H8 | 4.36(+0.08) | 33.30 | 14 | D |
| H9 | 4.36(0.00) | 37.66 | 14 | G |
| H10 | 4.40(+0.04) | 42.06 | 14 | D |
| Finish | 5.02 | 47.08 | — | — |
Total time
Avg. interval
4.04s
Std. deviation
0.30
Deceleration
Stride pattern
New personal best!
New national record!
Very consistent intervals (σ=0.3s).
Fastest interval: 3.6s (H2–H3).
Excellent fatigue resistance: only 8.8% speed loss between the first and second halves (8.94 → 8.15 m/s).
Stutter on H7.
Lead leg alternation: 2× Left, 8× Right.
Stride count and lead leg, hurdle by hurdle
Percentile position, sector by sector
Faster than 93% of 400m hurdles Elite-level.
Actual percentile: 93
n = 155 races · 75 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 17 August 2021, Kyron McMaster (British Virgin Islands) ran their 400 metres hurdles in 47.08 seconds at Tokyo (Olympic Games).
On 4h/world, this time earns Kyron a Top 4% World ranking.
This performance is the british Virgin Islands record.