New tool: Yasso 800 Calculator

Yasso 800 training converts your marathon goal time’s hours and minutes directly into your 800m rep pace. Enter just one goal time and you’ll instantly get your 800m target pace, a matching recovery jog time, and cumulative time and distance for all 10 reps in a table. Click a table cell to spot a specific rep or metric, and expand “How this is calculated” to see the Yasso 800 method and how to work up to the full workout. Copy your result with the Copy result button, and everything is calculated entirely in your browser.

Try the Yasso 800 Calculator