On 22 July 2022, Sydney McLaughlin-Levrone (United States) ran their 400 metres hurdles in 50.68 seconds at Eugene (World Championships).
On 4h/world, this time earns Sydney a Top 1% World ranking.
| 18.20 |
| 8.33 |
14 L |
L |
| H5 | 4.27(+0.07) | 22.47 | 8.20 | 14 R | R |
| H6 | 4.30(+0.03) | 26.77 | 8.14 | 14 L | L |
| H7 | 4.39(+0.09) | 31.16 | 7.97 | 14 R | R |
| H8 | 4.53(+0.14) | 35.69 | 7.73 | 15 R | R |
| H9 | 4.63(+0.10) | 40.32 | 7.56 | 15 R | R |
| H10 | 4.76(+0.13) | 45.08 | 7.35 | 15 R | R |
| Finish | 5.60 | 50.68 | 7.14 | — — | — |
Avg. interval
4.33s
Std. deviation
0.26
Deceleration
Stride pattern
Very consistent intervals (σ=0.26s).
Fastest interval: 3.93s (H3–H4).
Excellent fatigue resistance: only 7.4% speed loss between the first and second halves (8.23 → 7.62 m/s).
Steady stride pattern.
Lead leg alternation: 3× Left, 7× Right.
All-time fastest sectors
Max speed
8.91m/s
Avg speed
7.89m/s
Std. deviation
0.26s