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Race splits

See your splits from start to finish without mental arithmetic.

What is it for?

Turn your race target into split times. Know the time to aim for at each marker without doing maths while running.

How it works

  1. Choose your race and target time.
  2. Choose your split frequency.
  3. Keep your race reference.

Editable example

10 km · 50:00

5 km25:00
10 km50:00

The words on this page, made clear

Choose a term for its definition and an illustrated example.

Understand the calculation

Pace is time divided by distance. Speed is distance divided by time in hours. Each split uses exact values; only the display is rounded.

Updated on October 8, 2026

Your questions, answered

Do I need an account to calculate?

No. Results and methods are freely available.

What does saving keep?

Your inputs, result and method version, in your private resources. Your plan and personal records are not changed.

Why can an estimate differ from my race?

The calculation does not know every condition or your preparation. A theoretical equivalent helps you explore a goal and compare it with your training.