Swimming Calculators
Swim performance tools from an open water triathlete. CSS, pace, and pool training.
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9 calculators available
CSS Calculator (Swimming)
Critical Swim Speed = (400m time - 200m time) / (400 - 200) x 100.
Try CalculatorOpen Water Swim Pace Calculator
Open water pace is typically 5-15% slower than pool pace due to sighting, currents, waves, and lack of wall pushoffs.
Try CalculatorSwim Pace Calculator
Swimming pace in min/100m.
Try CalculatorSwim Time Converter
Converts swimming times between pool distances (25m, 50m, SCM, LCM).
Try CalculatorSwim TSS Calculator
Swimming TSS = (duration x IF^2) / 3600 x 100.
Try CalculatorSwimming Calorie Calculator
Estimate calories burned swimming based on weight, duration, and stroke intensity.
Try CalculatorSwimming Training Zones
Swimming zones based on CSS (Critical Swim Speed).
Try CalculatorSWOLF Calculator
SWOLF = time (sec) + strokes per length.
Try CalculatorWetsuit Size Calculator
Wetsuit sizing by height and weight.
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