What is a barleycorn?

A barleycorn is a historic British length unit equal to one third of an inch, originally based on the length of a grain of barley.

How long is the UK nautical mile?

The UK nautical mile, or Admiralty nautical mile, is exactly 6,080 feet or 1,853.184 metres, making it slightly longer than the international nautical mile.

Why convert barleycorn to UK nautical miles?

Converting barleycorn to UK nautical miles is useful for interpreting historical maritime records, restoring antique navigation instruments, and reconciling legacy UK measurements with modern units.

How to Convert from Barleycorn to Nautical mile (UK) [NM (UK)]?

Learn how to convert measurements from barleycorn, a historic British unit, to the UK nautical mile (NM UK), used in maritime navigation and historical contexts.

Barleycorn

Nautical mile (UK) [NM (UK)]

Please check your input. It must be a valid numeric value.

Barleycorn to Nautical mile (UK) [NM (UK)] Conversion Table

Barleycorn	Nautical mile (UK) [NM (UK)]

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.

End Value

Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.

Interval

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

Barleycorn to Nautical mile (UK) [NM (UK)] Conversion Table
Barleycorn	Nautical mile (UK) [NM (UK)]

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What Is This Tool?

This converter helps translate lengths from barleycorn, a traditional British unit, into the UK nautical mile (NM UK), which is used in maritime navigation and historical records. It's designed for those working with British shoe sizing, antique measurements, or legacy maritime documents.

How to Use This Tool?

Enter the value you want to convert in barleycorn units
Select barleycorn as your input unit and UK nautical mile (NM UK) as the output unit
Click the convert button to get the result instantly
Use the result to interpret measurements in historical or maritime contexts

Key Features

Converts between barleycorn and UK nautical mile (NM UK) units accurately
Supports translation of historical British measurements into modern maritime distances
Useful for interpreting old UK Admiralty charts and legacy navigation logs
Browser-based and easy to use without installation
Facilitates understanding of traditional British length units in various contexts

Examples

10 Barleycorn equals 0.000045687134502924 Nautical mile (UK) [NM (UK)]
100 Barleycorn equals 0.00045687134502924 Nautical mile (UK) [NM (UK)]

Common Use Cases

Translating traditional British shoe sizing measurements to nautical miles for niche applications
Interpreting distances on historic UK Admiralty maritime charts
Converting legacy maritime or legal documents that use UK nautical miles
Restoring or analyzing antique navigational tools and datasets
Research involving pre-metric British length units in archival documents

Tips & Best Practices

Ensure clarity on the unit definitions when interpreting old documents
Be aware of slight differences between UK nautical mile and international nautical mile units
Use the tool primarily for historical or legacy measurement conversions
Double-check calculations when using converted values for legal or technical purposes
Understand the limitations of barleycorn as a mostly historical unit

Limitations

Barleycorn is uncommon and largely of historical interest, which may limit precision
UK nautical mile differs slightly from the international nautical mile, affecting comparisons
Care is needed to avoid misinterpretation when working with legacy documents due to unit standard differences

Frequently Asked Questions

What is a barleycorn?: A barleycorn is a historic British length unit equal to one third of an inch, originally based on the length of a grain of barley.
How long is the UK nautical mile?: The UK nautical mile, or Admiralty nautical mile, is exactly 6,080 feet or 1,853.184 metres, making it slightly longer than the international nautical mile.
Why convert barleycorn to UK nautical miles?: Converting barleycorn to UK nautical miles is useful for interpreting historical maritime records, restoring antique navigation instruments, and reconciling legacy UK measurements with modern units.

Key Terminology

Barleycorn: A historic British length unit equal to one third of an inch, based originally on the length of a grain of barley.
UK Nautical Mile (NM UK): Also known as the Admiralty nautical mile, it equals exactly 6,080 feet or 1,853.184 metres and is used for maritime navigation in the UK.

Quick Knowledge Check

What traditional use is associated with the barleycorn?

Measuring maritime distances

British shoe sizing

International navigation charts

How does the UK nautical mile compare to the international nautical mile?

It is shorter than the international nautical mile

It is slightly longer than the international nautical mile

They are exactly the same length

Which context is NOT commonly associated with converting barleycorn to UK nautical mile?

Restoring antique navigation instruments

Modern sports measurements

Interpreting historical UK Admiralty charts

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