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Marathon Time Predictor

Enter values
(min)
min
Half-marathon time in total minutes: 1:40:00 is 100, 1:52:30 is 112.5.
Result
Result
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Next steps
Race Time Predictor (Riegel Formula) Estimate race finish time at a new distance using the Riegel formula and a known performance. Marathon Splits Calculator Convert a marathon goal time into per-kilometre pace and checkpoint splits for race-day pacing. VDOT Calculator (Jack Daniels) Estimate running fitness (VDOT) from a race result using the Daniels-Gilbert equations. Continue in Guided Mode Run any calculator step by step. Your values carry across every tool in the session. Meal Planner Build a day of meals from a 300-food pantry and watch calories and macros land against your targets. Workout Planner Build a 7-day training week from 160+ exercises and see weekly hard sets per muscle against your volume target.

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