On 16 July 2023, Andrea Rooth (Norway) ran their 400 metres hurdles in 55.78 seconds at Espoo (Europe Championships U23).
On 4h/world, this time earns Andrea a Top 30% Europe ranking.
| 19.06 |
| 8.10 |
15 R |
R |
| H5 | 4.56(+0.24) | 23.62 | 7.68 | 16 L | L |
| H6 | 4.68(+0.12) | 28.30 | 7.48 | 16 R | R |
| H7 | 4.88(+0.20) | 33.18 | 7.17 | 17 R | R |
| H8 | 4.96(+0.08) | 38.14 | 7.06 | 17 R | R |
| H9 | 5.36(+0.40) | 43.50 | 6.53 | 18 L | L |
| H10 | 5.56(+0.20) | 49.06 | 6.29 | 18 R | R |
| Finish | 6.72 | 55.78 | 5.95 | — — | — |
Avg. interval
4.74s
Std. deviation
0.47
Deceleration
Stride pattern
Fastest interval: 4.08s (H2–H3).
Deceleration of 14.6% between the first half (7.83 m/s) and the second half (6.69 m/s).
Steady stride pattern.
Lead leg alternation: 2× Left, 8× Right.
Max speed
8.58m/s
Avg speed
7.17m/s
Std. deviation
0.47s