On 18 July 2026, Manon Guidicelli (France) ran their 400 metres hurdles in 63.27 seconds at Paris, Charléty (France Championships U20). It's also their new personal best.
| 21.42 |
| 7.11 |
17 R |
R |
| H5 | 5.09(+0.17) | 26.51 | 6.88 | 17 R | R |
| H6 | 5.45(+0.36) | 31.96 | 6.42 | 18 L | L |
| H7 | 5.75(+0.30) | 37.71 | 6.09 | 19 L | L |
| H8 | 5.87(+0.12) | 43.58 | 5.96 | 19 L | L |
| H9 | 6.15(+0.28) | 49.73 | 5.69 | 20 R | R |
| H10 | 6.40(+0.25) | 56.13 | 5.47 | 20 L | L |
| Finish | 7.14 | 63.27 | 5.60 | — — | — |
Avg. interval
5.44s
Std. deviation
0.61
Deceleration
Stride pattern
New personal best!
High variability between intervals (σ=0.61s).
Fastest interval: 4.59s (H2–H3).
High deceleration: 16.2% speed loss in the second half (6.98 → 5.85 m/s), to work on with speed endurance.
Steady stride pattern.
Lead leg alternation: 4× Left, 6× Right.