On 22 March 2024, Rogail Joseph (South Africa) ran their 400 metres hurdles in 55.39 seconds at Accra (African Games).
| 20.09 |
| 7.83 |
15 R |
R |
| H5 | 4.47(0.00) | 24.56 | 7.83 | 16 L | L |
| H6 | 4.57(+0.10) | 29.13 | 7.66 | 15 L | L |
| H7 | 4.80(+0.23) | 33.93 | 7.29 | 15 L | L |
| H8 | 4.97(+0.17) | 38.90 | 7.04 | 16 R | R |
| H9 | 5.13(+0.16) | 44.03 | 6.82 | 16 L | L |
| H10 | 5.50(+0.37) | 49.53 | 6.36 | 17 L | L |
| Finish | 5.86 | 55.39 | 6.83 | — — | — |
Avg. interval
4.75s
Std. deviation
0.36
Deceleration
Stride pattern
Fastest interval: 4.4s (H2–H3).
Excellent fatigue resistance: only 7.4% speed loss between the first and second halves (7.53 → 6.97 m/s).
Steady stride pattern.
Lead leg alternation: 5× Left, 5× Right.