| Sectors | Splits | Cumulative | Strides | Lead leg |
|---|---|---|---|---|
| Start - H1 | 7.19 | 7.19 | 24 | D |
| H2 | 4.78 | 11.97 | 16 | G |
| H3 | 4.86(+0.08) | 16.83 | 16 | D |
| H4 | 4.91(+0.05) | 21.74 | 16 | G |
| H5 | 4.99(+0.08) | 26.73 | 16 | D |
| H6 | 5.33(+0.34) | 32.06 | 17 | D |
| H7 | 5.51(+0.18) | 37.57 | 17 | D |
| H8 | 5.74(+0.23) | 43.31 | 18 | G |
| H9 | 5.99(+0.25) | 49.30 | 19 | G |
| H10 | 6.12(+0.13) | 55.42 | 19 | G |
| Finish | 6.64 | 62.06 | — | — |
Total time
Avg. interval
5.36s
Std. deviation
0.48
Deceleration
Stride pattern
Fastest interval: 4.78s (H2–H3).
Deceleration of 12.1% between the first half (6.92 m/s) and the second half (6.09 m/s).
Stutter on H9.
Lead leg alternation: 5× Left, 5× Right.
Stride count and lead leg, hurdle by hurdle
Percentile position, sector by sector
Faster than 54% of Development-level races.
n = 28 races
Position within the pacing-consistency distribution (a higher value isn't necessarily a better race.
Position within the speed-loss distribution between the two race halves (a low value isn't always better pacing).
Hurdle fault rate, compared to the database.
On 18 July 2026, Julie Spy (France) ran their 400 metres hurdles in 62.06 seconds at Paris, Charléty (France Championships U20).