Course converter
One swim. A time for every pool.
Converted times
Estimates100yd Freestyle
Original · SCYAdd your time
LCM100m Freestyle
—Awaiting your time
SCM100m Freestyle
—Awaiting your time
Enter an original time to see both estimates.
Estimates are a training reference. Use an official swim time when checking qualifying standards.
About these estimates
Colorado-style conversion factors account for course length and stroke-specific turn allowances. Actual performance varies by swimmer.
View the conversion method