What Is This Tool?
This online converter allows you to transform measurements from the US survey fathom, used mainly in nautical and hydrographic contexts, into barleycorns, a historic British unit of length. It supports legacy data reconciliation and interpretation of traditional units.
How to Use This Tool?
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Enter the numerical value in fathoms (US survey) you wish to convert
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Select fathom (US survey) as the input unit and barleycorn as the output unit
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Click the convert button to get the equivalent measurement in barleycorns
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Use the result for interpreting nautical depths, historical data, or British sizing references
Key Features
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Convert lengths from fathom (US survey) to barleycorn accurately
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Simple and user-friendly browser-based interface
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Ideal for maritime, historical research, and traditional British measurements
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Supports conversion based on exact defined rates without approximation
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Provides examples to guide usage and understanding
Examples
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2 fathoms (US survey) equals 432.0008640018 barleycorn
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0.5 fathom (US survey) equals 108.00021600045 barleycorn
Common Use Cases
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Maritime measurement conversions in navigation and hydrographic surveys
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Reconciliation of legacy survey data using US survey units to British traditional units
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Analysis of historical and nautical charts involving fathom and barleycorn units
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British shoe sizing where each size increment corresponds to one barleycorn
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Interpreting tailoring patterns and antique measurements based on pre-metric English units
Tips & Best Practices
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Verify the unit system used in your source data to ensure correct conversion selection
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Use the tool for reference in historical or traditional contexts rather than modern precision requirements
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Cross-check converted values when integrating with international or metric systems due to slight unit variations
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Apply the conversion results carefully when dealing with legacy measurement records or antiques
Limitations
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Barleycorn is a mostly obsolete unit with limited use today, mainly of historical significance
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Minor differences exist between US survey fathom and international fathom that can affect exactness
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Rounding and precision constraints might arise in practical conversions involving very large or small numbers
Frequently Asked Questions
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What is a fathom (US survey)?
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The fathom (US survey) is a non-SI unit of length used mainly in nautical contexts, defined as exactly 6 US survey feet or approximately 1.8288 meters.
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What is a barleycorn?
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A barleycorn is a historic English unit of length equal to one third of an inch, originally based on the length of a grain of barley.
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Why convert fathoms to barleycorn?
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This conversion helps translate measurements used in maritime or hydrographic surveys into traditional British units for historical research or legacy data interpretation.
Key Terminology
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Fathom (US survey)
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A non-SI length unit equal to 6 US survey feet, used in nautical depth measurement.
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Barleycorn
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An old British unit of length equal to one third of an inch, historically based on a grain of barley.
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Conversion Rate
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The exact multiplier used to translate fathoms (US survey) to barleycorns, established as 216.0004320009 barleycorn per fathom.