400m Hurdles|49.20s
Total time
Avg. interval
4.26s
Std. deviation
0.27
Deceleration
Stride pattern
Very consistent intervals (σ=0.27s).
Fastest interval: 3.8s (H2–H3).
Excellent fatigue resistance: only 6.6% speed loss between the first and second halves (8.44 → 7.88 m/s).
Steady stride pattern.
Lead leg alternation: 6× Left, 4× Right.
Stride count and lead leg, hurdle by hurdle
Your splits vs a reference based on K. Warholm · 45.94s
Negative gap = ahead of the reference (fast start), positive = behind. The reference distributes the target time like the reference performance.
Birmingham · 2026
Closest opponent by time
On 3 August 2025, Alastair Chalmers (United Kingdom) ran their 400 metres hurdles in 49.20 seconds at Birmingham (National Meeting).
United Kingdom