An aln is a historical Scandinavian unit of length commonly used for measuring cloth and distances, with its length varying across countries and periods.

How long is a UK nautical mile compared to the international nautical mile?

The UK nautical mile, also called the Admiralty nautical mile, is exactly 1,853.184 metres, slightly longer than the international nautical mile of exactly 1,852 metres.

When should I use this converter?

Use it primarily for historical research, maritime navigation analysis, and archival work involving Scandinavian and UK nautical length units.

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

Learn how to convert lengths from the historical Scandinavian unit 'aln' to the UK nautical mile (NM UK). This tool helps reconcile old measurements for research, navigation, and archival purposes.

Aln

Nautical mile (UK) [NM (UK)]

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

Aln	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.

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

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What Is This Tool?

This online converter transforms length values from aln, a traditional Scandinavian unit, into the UK nautical mile (NM UK). It supports users working with historical measurement data and maritime navigation records.

How to Use This Tool?

Enter the value in aln in the input field.
Select aln as the source unit and nautical mile (UK) [NM (UK)] as the target unit.
Click the convert button to see the result in nautical miles (UK).
Use the converted value to support historical or maritime research tasks.

Key Features

Converts from aln, a traditional Scandinavian length unit, to the UK nautical mile.
Based on historically recognized definitions of units.
Ideal for analyzing historical maps, legal documents, and navigation logs.
Simple input and output interface suited for archival and research use.
Browser-based tool requiring no downloads or installations.

Examples

Converting 10 aln results in approximately 0.003204095 NM (UK).
Converting 1000 aln results in approximately 0.3204095 NM (UK).

Common Use Cases

Measuring lengths from historical Scandinavian trade or architectural records.
Interpreting distances recorded on UK Admiralty charts or navigation logs.
Reconciling legacy maritime documents with modern SI units.
Restoring or analyzing old navigation instruments or museum datasets.

Tips & Best Practices

Verify the specific historical context to understand which aln length definition applies.
Ensure awareness of the difference between UK and international nautical miles when interpreting results.
Use the tool primarily for archival, research, or restoration projects rather than current measurements.

Limitations

The aln’s length has varied historically by country and era, causing possible conversion uncertainty.
The UK nautical mile is slightly longer than the international nautical mile, so select the correct standard carefully.
This conversion mainly serves historical and archival contexts rather than modern-day use.

Frequently Asked Questions

What is an aln?: An aln is a historical Scandinavian unit of length commonly used for measuring cloth and distances, with its length varying across countries and periods.
How long is a UK nautical mile compared to the international nautical mile?: The UK nautical mile, also called the Admiralty nautical mile, is exactly 1,853.184 metres, slightly longer than the international nautical mile of exactly 1,852 metres.
When should I use this converter?: Use it primarily for historical research, maritime navigation analysis, and archival work involving Scandinavian and UK nautical length units.

Key Terminology

Aln: A historical Scandinavian unit of length used primarily for cloth measurement, varying by country and period.
Nautical mile (UK) [NM (UK)]: A unit of length formerly used in the UK maritime context, defined as exactly 6,080 feet or 1,853.184 metres.
Conversion Rate: The factor used to convert between units; here 1 aln equals 0.0003204095 NM (UK).

Quick Knowledge Check

What type of unit is an aln?

A modern international length unit

A historical Scandinavian unit of length

A nautical measurement standard

What is the UK nautical mile also known as?

International nautical mile

Admiralty nautical mile

Swedish nautical mile

What should you consider when converting aln to NM (UK)?

The aln is exactly the same everywhere

The length of aln varied historically

NM (UK) is shorter than international nautical mile

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