| Sectors | Splits | Cumulative | Strides | Lead leg |
|---|---|---|---|---|
| Start - H1 | 5.92 | 5.92 | 20 | D |
| H2 | 3.68 | 9.60 | 13 | D |
| H3 | 3.72(+0.04) | 13.32 | 13 | D |
| H4 | 3.83(+0.11) | 17.15 | 13 | D |
| H5 | 3.94(+0.11) | 21.09 | 13 | D |
| H6 | 4.17(+0.23) | 25.26 | 13 | D |
| H7 | 4.23(+0.06) | 29.49 | 13 | D |
| H8 | 4.36(+0.13) | 33.85 | 13 | D |
| H9 | 4.50(+0.14) | 38.35 | 13 | D |
| H10 | 4.55(+0.05) | 42.90 | 13 | D |
| Finish | 5.01 | 47.91 | — | — |
Total time
Avg. interval
4.11s
Std. deviation
0.31
Deceleration
Stride pattern
Fastest interval: 3.68s (H2–H3).
Excellent fatigue resistance: only 8.6% speed loss between the first and second halves (8.77 → 8.02 m/s).
Steady stride pattern.
Stride count and lead leg, hurdle by hurdle
Constant rhythm: no change in stride count.
Percentile position, sector by sector
Faster than 63% of 400m hurdles Elite-level.
Actual percentile: 63
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 18 August 2009, Kerron Clement (United States) ran their 400 metres hurdles in 47.91 seconds at Berlin (World Championships).
On 4h/world, this time earns Kerron a Top 20% World ranking.
Data source: Scientific Research Project Biomechanical Analyses at the Berlin 2009 World Championniships by Helmar Hommel