The finals were rescheduled from the 14th to the 15th due to persistent lightning at the Park.
The time, in seconds, of each run was added to the number of penalty points assessed.
The total times for the two preliminary runs were summed to give a score for the heats.
The field was narrowed to the top 8 scores from that run; those 8 boats advanced to the final.
The times from the final were added to the semifinal score to give an overall total.