On 6 June 2026, Shamier Little (United States) ran their 400 metres hurdles in 54.15 seconds at College Station (College Station Meeting).
On 4h/world, this time earns Shamier a Top 21% World ranking.
| 19.17 |
| 8.03 |
15 R |
R |
| H5 | 4.44(+0.08) | 23.61 | 7.88 | 15 R | R |
| H6 | 4.58(+0.14) | 28.19 | 7.64 | 15 R | R |
| H7 | 4.62(+0.04) | 32.81 | 7.58 | 15 R | R |
| H8 | 4.82(+0.20) | 37.63 | 7.26 | 15 R | R |
| H9 | 5.16(+0.34) | 42.79 | 6.78 | 16 L | L |
| H10 | 5.32(+0.16) | 48.11 | 6.58 | 16 R | R |
| Finish | 6.04 | 54.15 | 6.62 | — — | — |
Avg. interval
4.62s
Std. deviation
0.39
Deceleration
Stride pattern
Fastest interval: 4.14s (H2–H3).
Deceleration of 10.2% between the first half (7.84 m/s) and the second half (7.04 m/s).
Steady stride pattern.
Lead leg alternation: 1× Left, 9× Right.
All-time fastest sectors
All-time slowest sectors
Max speed
8.45m/s
Avg speed
7.39m/s
Std. deviation
0.39s