| Sectors | Splits | Cumulative | Strides | Lead leg |
|---|---|---|---|---|
| Start - H1 | 7.07 | 7.07 | 25 | D |
| H2 | 4.47 | 11.54 | 17 | D |
| H3 | 4.67(+0.20) | 16.21 | 17 | D |
| H4 | 4.73(+0.06) | 20.94 | 17 | D |
| H5 | 4.90(+0.17) | 25.84 | 17 | D |
| H6 | 5.30(+0.40) | 31.14 | 17 | D |
| H7 | 5.83(+0.53) | 36.97 | 19 | D |
| H8 | 6.10(+0.27) | 43.07 | 19 | D |
| H9 | 5.90(-0.20) | 48.97 | 19 | D |
| H10 | 5.93(+0.03) | 54.90 | 19 | D |
| Finish | 6.67 | 61.57 | — | — |
Total time
Avg. interval
5.31s
Std. deviation
0.60
Deceleration
Stride pattern
High variability between intervals (σ=0.6s).
Fastest interval: 4.47s (H2–H3).
High deceleration: 16% speed loss in the second half (7.16 → 6.02 m/s), to work on with speed endurance.
Steady stride pattern.
Stride count and lead leg, hurdle by hurdle
Your splits vs a reference based on S. McLaughlin-Levrone · 50.37s
| Hurdle | Actual | Reference | Gap |
|---|---|---|---|
| H1 | 7.07 | 7.33 | -0.26 |
| H2 | 11.54 | 12.03 | -0.49 |
| H3 | 16.21 | 17.02 | -0.81 |
| H4 | 20.94 | 22.00 | -1.06 |
| H5 | 25.84 | 27.09 | -1.25 |
| H6 | 31.14 | 32.32 | -1.18 |
| H7 | 36.97 | 37.70 | -0.73 |
| H8 | 43.07 | 43.27 | -0.20 |
| H9 | 48.97 | 48.94 | +0.03 |
| H10 | 54.90 | 54.76 | +0.14 |
| Finish | 61.57 | 61.57 | 0.00 |
Negative gap = ahead of the reference (fast start), positive = behind. The reference distributes the target time like the reference performance.
On 12 July 2026, Brianna Growalt (United States) ran their 400 metres hurdles in 61.57 seconds at Buena, New Jersey (Departmental Meeting U18).