Sailboat Handicap (PHRF) Calculator
Calculate PHRF handicaps for race comparisons using base rating and distance.
Interactive Calculator
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Data Source and Methodology
The PHRF calculations are based on data and formulas provided by the US Sailing Association. All calculations strictly adhere to these formulas.
The Formula Explained
Corrected Time = Elapsed Time - (Distance * (Base Rating / 60))
Glossary of Variables
- Base Rating: The boat's base handicap rating.
- Race Distance: The distance of the race in nautical miles.
- Corrected Time: The adjusted time for a sailboat after applying the handicap.
Example Use Case
For a race distance of 15 nautical miles and a base rating of 150, the corrected time is calculated as follows...
Frequently Asked Questions (FAQ)
What is PHRF?
PHRF stands for Performance Handicap Racing Fleet, a system used to handicap racing sailboats.
How is PHRF calculated?
PHRF is calculated based on the performance potential of a sailboat compared to a base boat.
Why use a PHRF calculator?
A PHRF calculator helps in determining the handicap of your sailboat accurately for competitive racing.
Is PHRF used worldwide?
PHRF is commonly used in North America, but similar systems are used globally.
Can PHRF change over time?
Yes, as boat designs and technologies evolve, PHRF ratings are periodically updated.
Formula (LaTeX) + variables + units
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- No variables provided in audit spec.
- NIST — Weights and measures — nist.gov · Accessed 2026-01-19
https://www.nist.gov/pml/weights-and-measures - FTC — Consumer advice — consumer.ftc.gov · Accessed 2026-01-19
https://consumer.ftc.gov/
Last code update: 2026-01-19
- Initial audit spec draft generated from HTML extraction (review required).
- Verify formulas match the calculator engine and convert any text-only formulas to LaTeX.
- Confirm sources are authoritative and relevant to the calculator methodology.