On 27 August 2026, Anna Cockrell (United States) ran their 400 metres hurdles in 52.13 seconds at Zürich (Diamond League).
On 4h/world, this time earns Anna a Top 3% World ranking.
| 18.42 |
| 8.29 |
14 R |
R |
| H5 | 4.27(+0.05) | 22.69 | 8.20 | 14 L | L |
| H6 | 4.47(+0.20) | 27.16 | 7.83 | 14 R | R |
| H7 | 4.55(+0.08) | 31.71 | 7.69 | 14 L | L |
| H8 | 4.65(+0.10) | 36.36 | 7.53 | 15 L | L |
| H9 | 4.85(+0.20) | 41.21 | 7.22 | 15 L | L |
| H10 | 5.03(+0.18) | 46.24 | 6.96 | 15 L | L |
| Finish | 5.89 | 52.13 | 6.79 | — — | — |
Avg. interval
4.44s
Std. deviation
0.36
Deceleration
Stride pattern
Fastest interval: 3.82s (H2–H3).
Deceleration of 10.4% between the first half (8.15 m/s) and the second half (7.3 m/s).
Steady stride pattern.
Lead leg alternation: 6× Left, 4× Right.
All-time fastest sectors
All-time slowest sectors