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Swim Split Time per 100m from Total Time and Distance Calculator

Average 100m split from a race time.

Calculates average 100m swim split time = total_seconds / (distance_m / 100), and pace per 50m lap. Useful for open-water and pool race analysis.

Dr. Helena Ortiz By Dr. Helena Ortiz
Published Last reviewed 1 min read

Inputs

m

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

Split_100 = total_s / (distance / 100)

In depth

Calculates average 100m swim split time = total_seconds / (distance_m / 100), and pace per 50m lap. Useful for open-water and pool race analysis.