On 21 August 2026, Anna Cockrell (United States) ran their 400 metres hurdles in 53.15 seconds at Lausanne (Diamond League).
On 4h/world, this time earns Anna a Top 11% World ranking.
| 18.47 |
| 8.27 |
14 R |
R |
| H5 | 4.33(+0.10) | 22.80 | 8.08 | 14 L | L |
| H6 | 4.53(+0.20) | 27.33 | 7.73 | 14 R | R |
| H7 | 4.57(+0.04) | 31.90 | 7.66 | 14 L | L |
| H8 | 4.63(+0.06) | 36.53 | 7.56 | 15 L | L |
| H9 | 4.87(+0.24) | 41.40 | 7.19 | 15 L | L |
| H10 | 5.37(+0.50) | 46.77 | 6.52 | 16 R | R |
| Finish | 6.38 | 53.15 | 6.27 | — — | — |
Avg. interval
4.49s
Std. deviation
0.43
Deceleration
Stride pattern
Fastest interval: 3.87s (H2–H3).
Deceleration of 12.7% between the first half (8.11 m/s) and the second half (7.08 m/s).
Stutter on H10.
Lead leg alternation: 7× Left, 3× Right.
All-time fastest sectors
All-time slowest sectors