Pace Calculator
Calculate running pace in min/km, speed in km/h, distance or finish time – with presets for 5 km, 10 km, half marathon and marathon.
Running
Calculators in the Running topic.
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Running Age Grade Calculator
Calculate Age Grade and Age Adjusted Time using the 2025 CC0 WMA/USATF Road Running Standards for 1 mile to marathon.
Running Prediction Calculator
Predict target time for other distances from one running result – 5 km, 10 km, half marathon, and marathon using the Riegel formula.