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Hull Speed Calculator
Estimate displacement hull speed in knots
📖 Hull Speed Calculator
Hull speed ≈ 1.34 × √(Waterline Length in feet). Applies to displacement boats before planing.
📊 Result
💡 Tips & Information
- Planing hulls can exceed this limit with sufficient power.
- Longer waterlines yield higher efficient speeds.
- Excessive bow wave indicates pushing past hull speed.