On 19 July 2022, Benjamin Rai (United States) ran their 400 metres hurdles in 46.89 seconds at Eugene (World Championships).
On 4h/world, this time earns Benjamin a Top 2% World ranking.
| 16.77 |
| 9.54 |
13 R |
R |
| H5 | 3.70(+0.03) | 20.47 | 9.46 | 12 L | L |
| H6 | 3.81(+0.11) | 24.28 | 9.19 | — R | R |
| H7 | 4.08(+0.27) | 28.36 | 8.58 | 13 R | R |
| H8 | 4.27(+0.19) | 32.63 | 8.20 | 13 R | R |
| H9 | 4.30(+0.03) | 36.93 | 8.14 | 13 R | R |
| H10 | 4.57(+0.27) | 41.50 | 7.66 | 13 R | R |
| Finish | 5.39 | 46.89 | 7.42 | — — | — |
Avg. interval
3.97s
Std. deviation
0.32
Deceleration
Stride pattern
Fastest interval: 3.6s (H2–H3).
Excellent fatigue resistance: only 10% speed loss between the first and second halves (9.04 → 8.14 m/s).
Lead leg alternation: 1× Left, 9× Right.