Race Predictor

Plan Your Performance

Sick of all the guesswork? We've got you covered. Turn a recent race result into predicted performances, training paces and a practical fuelling plan.

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Race predictor

Use a recent, representative race result to estimate equivalent performances and training paces.

Finish time

Predictions use the Riegel power-law model (exponent 1.06). Longer-distance predictions assume appropriate endurance training and should be treated as estimates.

These calculators provide general estimates for training and sports nutrition education. Race predictions are not guarantees, and fuelling needs vary with intensity, environment, tolerance and individual circumstances. Test strategies in training before using them in competition.

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