On 23 August 2026, Karsten Warholm (Norway) ran their 400 metres hurdles in 46.52 seconds at Chorzów (Diamond League).
On 4h/world, this time earns Karsten a Top 2% World ranking.
| 16.76 |
| 9.43 |
13 L |
L |
| H5 | 3.85(+0.14) | 20.61 | 9.09 | 13 L | L |
| H6 | 3.95(+0.10) | 24.56 | 8.86 | 13 L | L |
| H7 | 4.05(+0.10) | 28.61 | 8.64 | 13 L | L |
| H8 | 4.18(+0.13) | 32.79 | 8.37 | 13 L | L |
| H9 | 4.31(+0.13) | 37.10 | 8.12 | 13 L | L |
| H10 | 4.41(+0.10) | 41.51 | 7.94 | 15 L | L |
| Finish | 5.01 | 46.52 | 7.98 | — — | — |
Avg. interval
3.97s
Std. deviation
0.28
Deceleration
Stride pattern
Very consistent intervals (σ=0.28s).
Fastest interval: 3.58s (H2–H3).
Excellent fatigue resistance: only 7.6% speed loss between the first and second halves (8.98 → 8.3 m/s).
Steady stride pattern.
Max speed
9.78m/s
Avg speed
8.60m/s
Std. deviation
0.28s