What Is This Tool?
This tool converts measurements from the UK nautical league, a maritime length unit, into the US survey furlong, a land surveying unit. It helps interpret historical distances found in maritime navigation, land surveys, and period maps.
How to Use This Tool?
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Enter the length value in nautical leagues (UK)
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Select the desired output unit as furlong (US survey) [fur]
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Click convert to get the equivalent length in furlongs
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Refer to examples and formula for manual verification
Key Features
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Converts nautical league (UK) to furlong (US survey) easily
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Supports understanding of historical maritime and land measurement units
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Provides formula and examples for quick manual calculations
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Browser-based tool accessible without installation
Examples
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2 nautical leagues (UK) converts to 55.2726 furlongs (US survey) [fur]
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0.5 nautical league (UK) converts to 13.8182 furlongs (US survey) [fur]
Common Use Cases
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Recording distances in historical British Admiralty maritime charts
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Converting historical voyage lengths into modern units for research
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Interpreting older U.S. cadastral surveys and land descriptions
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Analyzing historic maritime distances alongside land surveying measurements
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Translating period maritime and land survey data for mapping or study
Tips & Best Practices
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Use this tool primarily for historical and research purposes
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Verify conversions with provided formula for accuracy checks
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Be aware of differences between US survey units and international standards
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Consider unit limitations when working with modern metric measurements
Limitations
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Both units are historical and do not belong to the modern SI system
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Rounding or discrepancies may occur when comparing to metric units
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Differences in feet and mile definitions can affect precise results
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Nautical leagues are no longer used for current navigation
Frequently Asked Questions
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What is a nautical league (UK)?
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It is a historical maritime unit equal to three nautical miles, used in British navigation to record sea distances.
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What is a furlong (US survey)?
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A US survey furlong is a historical land surveying unit equal to 660 US survey feet, used mainly in older US cadastral maps and legal descriptions.
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Why convert nautical leagues to furlongs?
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Converting helps interpret and compare distances recorded in historical maritime documents and land surveys using different traditional units.
Key Terminology
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Nautical league (UK)
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A historic maritime unit equal to three nautical miles used in British navigation.
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Furlong (US survey)
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A historical land measurement unit defined as 660 US survey feet, used in U.S. cadastral surveys.
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US survey foot
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A foot unit used in U.S. land surveying, slightly different from the international foot measurement.