On 18 August 2025, Abderrahman Samba (Qatar) ran their 400 metres hurdles in 47.06 seconds at Tokyo (World Championships).
On 4h/world, this time earns Abderrahman a Top 3% World ranking.
| 16.82 |
| 9.31 |
13 R |
R |
| H5 | 3.80(+0.04) | 20.62 | 9.21 | 13 R | R |
| H6 | 3.92(+0.12) | 24.54 | 8.93 | 13 R | R |
| H7 | 4.08(+0.16) | 28.62 | 8.58 | 13 R | R |
| H8 | 4.24(+0.16) | 32.86 | 8.25 | 13 R | R |
| H9 | 4.40(+0.16) | 37.26 | 7.95 | 13 R | R |
| H10 | 4.56(+0.16) | 41.82 | 7.68 | 14 L | L |
| Finish | 5.24 | 47.06 | 7.63 | — — | — |
Avg. interval
4.00s
Std. deviation
0.32
Deceleration
Stride pattern
Fastest interval: 3.6s (H2–H3).
Excellent fatigue resistance: only 9.4% speed loss between the first and second halves (8.97 → 8.13 m/s).
Steady stride pattern.
Lead leg alternation: 1× Left, 9× Right.
All-time fastest sectors
All-time slowest sectors
Max speed
9.72m/s
Avg speed
8.50m/s
Std. deviation
0.32s