R RACE ESTIMATOR
HOW THE ESTIMATOR WORKS

Turn your weekly training into a race-day estimate.

Enter four simple averages from your last eight weeks. We use the Tanda model to estimate your 5K, 10K, 15K, half-marathon and marathon finish times.

01 Enter training averages
02 Review 5–42K estimates
03 Explore a GPX course
1 Runner data
2 Predictions

STEP 1 OF 2 · RUNNER PROFILE

Tell us how you have been training

Use your weekly averages from the last eight weeks. Approximate values are fine—you can edit them later.

Used only to label your prediction profile.
km / week
:
Minutes Seconds
m+ / week
1 - Beginner 5 - Very experienced

Selected course

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S F
Runner Checkpoint Route slope Downhill Uphill
Distance -
Elevation -
Estimated finish -
Race time 00:00:00
Current position 0 km · 0 m+
Race cutoff -

Live timeline

Predicted checkpoint passes

100%
Elevation profile unavailable

SPLITS

This table shows how long it takes to cover each kilometer.

KM Grade Gain Pace Total
Select a GPX course to calculate kilometer splits.

Preparing your prediction

Your runner profile is being analysed.