15 competitors entered, but only 13 competed. They first raced in two heats on August 26. The top three finishers from each of the heats advanced directly to the semifinal on the 27th while the rest competed in the repechages the 26th.
The seven competitors raced in two repechages on August 26. The top three finishers from each of the repechages advanced directly to the semifinal on the following day.