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Athlete Calculators

Run faster. Ride stronger. Swim smarter. Essential tools for the multi-sport athlete.




Race Time Predictor & Training Paces

Enter a recent race result to predict equivalent times and get your optimal training paces

Enter a recent race distance and finishing time. The calculator uses proven exercise physiology formulas to predict equivalent race times and recommend training pace zones including Bakken double threshold and critical velocity.







Race Equivalencies

Distance Predicted Time Pace / Mile Pace / KM

Training Paces

Zone Pace / Mile Pace / KM Description

Power-to-Weight Ratio Calculator

See how your cycling power output stacks up against Coggan’s classification benchmarks

Enter your body weight and power output (e.g., your FTP from a 20-minute or 60-minute test). The calculator will classify your level based on Coggan’s power profiling standards.






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watts / kg
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UntrainedFairModerateGoodVery GoodExcellentExceptionalWorld Class

Classification Reference –Male FTP

Category W/kg Range Your Level

Critical Swim Speed (CSS) Calculator

Determine your threshold swim pace and training zones from two timed efforts

Test protocol: After a thorough warm-up, swim 400m all-out and record your time. Rest 5-10 minutes (easy swimming), then swim 200m all-out and record that time. Enter both times below.
400m Time


200m Time




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Your CSS Pace per 100m

Training Zones

Zone Pace / 100m Description Use For

Set Pace Guide

Set Distance CSS Pace Target Threshold Target VO2max Target


Race Pacing Calculator

Enter your goal time and pacing strategy to get a mile-by-mile race plan with splits and elapsed times.

Choose your race distance, enter your goal finish time, then select a pacing strategy and start approach. The calculator generates a complete mile-by-mile pacing chart showing your target split, cumulative elapsed time, and key checkpoint splits.



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