What is a UK nautical mile?

The UK nautical mile, also known as the Admiralty nautical mile, was defined as exactly 6,080 feet or 1,853.184 metres, slightly longer than the international nautical mile.

What is the vara de tarea used for?

The vara de tarea is a historical length unit from Spanish-speaking areas, mainly used to measure agricultural plots and property boundaries.

Why does the vara de tarea vary in length?

Its exact magnitude differed by locality, with many historical varas roughly between 0.8 and 0.9 metres, leading to regional variations.

How to Convert from Nautical mile (UK) [NM (UK)] to Vara de tarea?

Learn how to convert length measurements from the UK nautical mile (NM (UK)) to the vara de tarea, a historical Spanish unit used in land measurement.

Nautical mile (UK) [NM (UK)]

Vara de tarea

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Nautical mile (UK) [NM (UK)] to Vara de tarea Conversion Table

Nautical mile (UK) [NM (UK)]	Vara de tarea

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 mile (UK) [NM (UK)] to Vara de tarea Conversion Table
Nautical mile (UK) [NM (UK)]	Vara de tarea

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What Is This Tool?

This converter allows you to transform values from the UK nautical mile, a maritime length measurement, into the vara de tarea, a historical unit used primarily in Spanish-speaking regions for land and agricultural surveying.

How to Use This Tool?

Enter the length value in nautical miles (UK)
Select the target unit as vara de tarea
Click convert to see the length in vara de tarea
Use the result for historical or surveying analysis

Key Features

Converts historical UK nautical miles to vara de tarea units
Facilitates interpretation of maritime and colonial-era land records
Uses exact definitions based on historical standards
Provides conversion suitable for historical research and surveying

Examples

2 NM (UK) = 1479.3187347932 vara de tarea
0.5 NM (UK) = 369.8296836983 vara de tarea

Common Use Cases

Interpreting distances on historical UK Admiralty navigation charts
Reconciling colonial land deeds with maritime measurements
Surveying and mapping agricultural plots in Spanish-speaking regions
Updating property registries using old measurement units

Tips & Best Practices

Always consider regional variations in the vara de tarea unit
Use historical context when comparing UK and international nautical miles
Verify measurement sources when working with legacy data
Cross-check converted lengths against local historical records

Limitations

The vara de tarea's length varied by locality, affecting conversion accuracy
UK nautical mile differs slightly from the international nautical mile
Historical measurements may involve rounding or inconsistencies
Conversion accuracy depends on available historical definitions

Frequently Asked Questions

What is a UK nautical mile?: The UK nautical mile, also known as the Admiralty nautical mile, was defined as exactly 6,080 feet or 1,853.184 metres, slightly longer than the international nautical mile.
What is the vara de tarea used for?: The vara de tarea is a historical length unit from Spanish-speaking areas, mainly used to measure agricultural plots and property boundaries.
Why does the vara de tarea vary in length?: Its exact magnitude differed by locality, with many historical varas roughly between 0.8 and 0.9 metres, leading to regional variations.

Key Terminology

Nautical mile (UK) [NM (UK)]: A historical unit defined as exactly 6,080 feet or 1,853.184 metres used primarily in UK maritime navigation.
Vara de tarea: A regional Spanish unit of length historically used for land measurement, varying in size but commonly between 0.8 and 0.9 metres.
Cadastral records: Official documents detailing land ownership, boundaries, and property measurements.

Quick Knowledge Check

What historical use is associated with the UK nautical mile?

A unit in modern aviation

Interpreting UK Admiralty maritime charts

Measuring land plots in Spain

The vara de tarea was primarily used for:

Measuring marine depth

Surveying agricultural and land boundaries

Defining international nautical distances

Why must local historical context be considered when converting vara de tarea?

Because it is a currency unit

Because its length varied regionally

Because it is the same length everywhere

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