On 26 July 2026, Shamier Little (United States) ran their 400 metres hurdles in 54.37 seconds at New York (United States Championships).
On 4h/world, this time earns Shamier a Top 26% World ranking.
| 19.31 |
| 7.88 |
15 L |
L |
| H5 | 4.54(+0.10) | 23.85 | 7.71 | 15 L | L |
| H6 | 4.67(+0.13) | 28.52 | 7.49 | 15 L | L |
| H7 | 4.80(+0.13) | 33.32 | 7.29 | 15 L | L |
| H8 | 4.87(+0.07) | 38.19 | 7.19 | 15 L | L |
| H9 | 5.14(+0.27) | 43.33 | 6.81 | 16 R | R |
| H10 | 5.14(0.00) | 48.47 | 6.81 | 16 L | L |
| Finish | 5.90 | 54.37 | 6.78 | — — | — |
Avg. interval
4.68s
Std. deviation
0.33
Deceleration
Stride pattern
Fastest interval: 4.14s (H2–H3).
Excellent fatigue resistance: only 9.2% speed loss between the first and second halves (7.76 → 7.04 m/s).
Steady stride pattern.
Lead leg alternation: 9× Left, 1× Right.
All-time slowest sectors
Max speed
8.45m/s
Avg speed
7.36m/s
Std. deviation
0.33s