On 18 July 2026, Karsten Warholm (Norway) ran their 400 metres hurdles in 46.61 seconds at Londres (Diamond League).
On 4h/world, this time earns Karsten a Top 2% World ranking.
| 16.68 |
| 9.54 |
13 L |
L |
| H5 | 3.80(+0.13) | 20.48 | 9.21 | 13 L | L |
| H6 | 4.02(+0.22) | 24.50 | 8.71 | 13 L | L |
| H7 | 4.03(+0.01) | 28.53 | 8.68 | 13 L | L |
| H8 | 4.12(+0.09) | 32.65 | 8.50 | 13 L | L |
| H9 | 4.27(+0.15) | 36.92 | 8.20 | 13 L | L |
| H10 | 4.57(+0.30) | 41.49 | 7.66 | 15 L | L |
| Finish | 5.12 | 46.61 | 7.81 | — — | — |
Avg. interval
3.96s
Std. deviation
0.31
Deceleration
Stride pattern
Fastest interval: 3.58s (H2–H3).
Excellent fatigue resistance: only 8.9% speed loss between the first and second halves (9.03 → 8.23 m/s).
Steady stride pattern.
Max speed
9.78m/s
Avg speed
8.58m/s
Std. deviation
0.31s