What is a nautical league (int.)?

It is a historical maritime length unit equal to three international nautical miles, used mainly in old maritime charts and logs.

How does a UK nautical mile differ from an international nautical mile?

The UK nautical mile is slightly longer, defined as exactly 6,080 feet (1,853.184 meters), compared to the international mile of exactly 1,852 meters.

Why convert nautical league (int.) to nautical mile (UK)?

To interpret or reconcile historical maritime measurements on UK charts or legal documents that use UK nautical miles.

How to Convert from Nautical league (int.) to Nautical mile (UK) [NM (UK)]?

Easily convert historical distances from the international nautical league to the UK nautical mile with this specialized length conversion tool, ideal for maritime history and archival purposes.

Nautical league (int.)

Nautical mile (UK) [NM (UK)]

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Nautical league (int.) to Nautical mile (UK) [NM (UK)] Conversion Table

Nautical league (int.)	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.

Nautical league (int.) to Nautical mile (UK) [NM (UK)] Conversion Table
Nautical league (int.)	Nautical mile (UK) [NM (UK)]

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What Is This Tool?

This converter changes a distance measured in international nautical leagues, a historical maritime unit, into UK nautical miles (NM UK), useful for interpreting historical maritime charts and records.

How to Use This Tool?

Enter the value in nautical league (int.) that you want to convert.
Select the units as nautical league (int.) to nautical mile (UK) [NM (UK)].
Click the convert button to receive the equivalent value in UK nautical miles.

Key Features

Converts historical nautical leagues to UK nautical miles with precise conversion rates.
Suitable for archival, legal, and scholarly uses involving maritime measurements.
Browser-based and easy to use for reconciling old and UK-specific nautical units.

Examples

1 Nautical league (int.) equals approximately 2.9981 Nautical mile (UK) [NM (UK)].
2 Nautical leagues (int.) equals approximately 5.9962 Nautical mile (UK) [NM (UK)].

Common Use Cases

Interpreting historical maritime distances on 18th–19th century sailing logs.
Converting measurements on UK Admiralty charts and navigation records.
Reconciling older maritime data for legal or archival documentation.

Tips & Best Practices

Use this tool primarily for historical or archival maritime data conversion.
Double-check conversion results when applying to legal or scholarly projects.
Recognize the small differences between international and UK nautical mile definitions when precision is critical.

Limitations

Slight discrepancies may occur due to historical differences and rounding in unit definitions.
The international nautical league is not used in modern navigation, limiting conversions to academic or archival contexts.

Frequently Asked Questions

What is a nautical league (int.)?: It is a historical maritime length unit equal to three international nautical miles, used mainly in old maritime charts and logs.
How does a UK nautical mile differ from an international nautical mile?: The UK nautical mile is slightly longer, defined as exactly 6,080 feet (1,853.184 meters), compared to the international mile of exactly 1,852 meters.
Why convert nautical league (int.) to nautical mile (UK)?: To interpret or reconcile historical maritime measurements on UK charts or legal documents that use UK nautical miles.

Key Terminology

Nautical league (int.): A historical maritime unit equal to three international nautical miles, primarily used in 18th–19th century maritime contexts.
Nautical mile (UK) [NM (UK)]: A UK-defined nautical mile historically known as the Admiralty nautical mile, defined as exactly 6,080 feet or 1,853.184 meters.
Conversion rate: The factor used to convert between units, here 1 nautical league (int.) equals approximately 2.9981 UK nautical miles.

Quick Knowledge Check

What is the primary use of converting nautical league (int.) to nautical mile (UK)?

For modern commercial shipping routes

For interpreting historical maritime data

For scientific oceanography measurements

How many nautical miles (UK) equal one nautical league (int.)?

Approximately three nautical miles (UK)

Approximately 2.9981 nautical miles (UK)

Exactly three UK nautical miles

Which is longer, the UK nautical mile or the international nautical mile?

The UK nautical mile is longer

The international nautical mile is longer

Both are exactly the same length

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