
| Competition | Time | Venue | Date | Age | Place | |
|---|---|---|---|---|---|---|
| Diamond League | 53.10s | Bruxelles | 04 Sept 2026 | 26 | 2 | View race |
| Diamond League | 54.07s | Zürich | 27 Aug 2026 | 26 | 6 | View race |
| Diamond League | 52.41s | Lausanne | 21 Aug 2026 | 26 | 1 | View race |
| Europe Championships | 52.91s | Birmingham | 12 Aug 2026 | 26 | 1 | View race |
| Diamond League | NRPB52.30s | Doha | 19 Jun 2026 | 26 | 1 | View race |
| Diamond League | 53.13s | Oslo | 10 Jun 2026 | 26 | 1 | View race |
| Diamond League | 52.58s | Rome | 04 Jun 2026 | 26 | 1 | View race |
| Diamond League | 52.82s | Rabat | 31 May 2026 | 26 | 1 | View race |
| World Championships | 53.00s | Tokyo | 19 Sept 2025 | 25 | 3 | View race |
Average intervals computed over 9 races
The best theoretical time, built by summing the fastest intervals.
Emma Zapletalova (26 years old, Slovakia) is an athlete who specialises in the 400 metres hurdles, born on 24 March 2000.
With a personal best of 52.30 seconds, Emma has run 9 analysed races on 4h/world, improving by 0.70 seconds since their first recorded race. This time is the Slovakia record.
Emma Zapletalova holds the slovakia record at 52.30s.
Their preferred race plan is a 15-stride start up to hurdle 8, then a 16-stride finish.
Based on their best recorded intervals, Emma 's theoretical potential is estimated at 51.48 seconds, a 0.82-second margin over their current personal best.