On 21 July 2023, Ludvy Vaillant (France) ran their 400 metres hurdles in 47.85 seconds at Monaco (Diamond League). It's also their new personal best.
On 4h/world, this time earns Ludvy a Top 17% World ranking.
| 16.87 |
| 9.31 |
13 R |
R |
| H5 | 3.85(+0.09) | 20.72 | 9.09 | 13 R | R |
| H6 | 4.01(+0.16) | 24.73 | 8.73 | 13 R | R |
| H7 | 4.20(+0.19) | 28.93 | 8.33 | 14 L | L |
| H8 | 4.44(+0.24) | 33.37 | 7.88 | 14 R | R |
| H9 | 4.52(+0.08) | 37.89 | 7.74 | 14 L | L |
| H10 | 4.60(+0.08) | 42.49 | 7.61 | 14 R | R |
| Finish | 5.36 | 47.85 | 7.46 | — — | — |
Avg. interval
4.07s
Std. deviation
0.36
Deceleration
Stride pattern
New personal best!
Fastest interval: 3.6s (H2–H3).
Deceleration of 11.2% between the first half (8.93 m/s) and the second half (7.92 m/s).
Steady stride pattern.
Lead leg alternation: 2× Left, 8× Right.
All-time fastest sectors
Max speed
9.72m/s
Avg speed
8.36m/s
Std. deviation
0.36s