Peak Performance Running

Training Zone Calculator

Developed by Andrew Simmons · PEAK · v1.5 · two-trial Endurance Index

Athlete
Race time
H
:
M
:
S
VDOT
—
aerobic
Anchor
—
3200m equiv
MLSS
—
per 1600m
Tap any split to copy. Anaerobic Capacity begins at 800m. VDOT is anchored to the 3200m Riegel equivalent, so sprint-dominant athletes are scaled to their aerobic capacity rather than their raw Daniels value.