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VDOT Calculator
Estimate your VDOT (aerobic capacity) and Jack Daniels training paces from any recent race result.
hours
minutes
seconds
Enter a time to see the result.
Paces from Jack Daniels, Daniels' Running Formula, 4th edition (Human Kinetics, 2021). VDOT is a performance-based fitness measure, not a direct VO2max measurement.