What is a nautical league (int.)?

It is a historical maritime unit of length equal to three international nautical miles or 5,556 metres, used primarily in the 18th and 19th centuries for sea distances.

Why convert nautical leagues to foot (US survey)?

Converting helps relate historical maritime distances to land surveying units common in the United States for legal, engineering, and geographical purposes.

Are there differences between foot (US survey) and other foot units?

Yes, the foot (US survey) differs slightly from the international foot, defined as exactly 1200/3937 meters, which may cause minor discrepancies when mixing measurements.

How to Convert from Nautical league (int.) to Foot (US survey) [ft]

Convert historical nautical league (int.) measurements to foot (US survey) [ft] units with ease. Understand the definitions, use cases, and conversion formula for accurate translation between maritime and land surveying lengths.

Nautical league (int.)

Foot (US survey) [ft]

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Nautical league (int.) to Foot (US survey) [ft] Conversion Table

Nautical league (int.)	Foot (US survey) [ft]

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 Foot (US survey) [ft] Conversion Table
Nautical league (int.)	Foot (US survey) [ft]

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What Is This Tool?

This online unit converter enables users to transform lengths measured in international nautical leagues — a maritime historical distance unit — into feet based on the U.S. survey system used in land surveying. It helps bridge maritime and land-based measurement systems.

How to Use This Tool?

Enter the value in nautical leagues (int.) you wish to convert
Select the target unit as foot (US survey) [ft]
Click the convert button to perform the calculation
Review the result expressed in foot (US survey) based on the defined conversion rate

Key Features

Conversion from international nautical league to foot (US survey) using a precise conversion factor
Clear explanations of unit definitions and historical context
Examples demonstrating conversion calculations
Browser-based tool requiring no installation
Supports application in historical maritime and modern surveying contexts

Examples

2 Nautical leagues (int.) = 2 × 18228.31 = 36456.62 Foot (US survey) [ft]
0.5 Nautical league (int.) = 0.5 × 18228.31 = 9114.16 Foot (US survey) [ft]

Common Use Cases

Interpreting distances on historical nautical charts and sailing logs from the 18th and 19th centuries
Converting maritime measurements for archival, legal, or academic research purposes
Translating nautical distances into land surveying units to integrate maritime data with geographic cadastral records
Supporting engineering and legal projects that involve historical maritime and land survey measurements

Tips & Best Practices

Confirm the historical source and precise definition of the nautical league (int.) before converting
Be aware that foot (US survey) differs slightly from the international foot, which can affect results when mixing datasets
Use this converter to maintain consistency when merging coastal or maritime data with land survey information
Double-check conversion results when used in legal or engineering contexts to ensure accuracy based on unit standards

Limitations

The nautical league (int.) is an obsolete unit, so definitions might vary depending on historical records
Small discrepancies may arise due to differences between the foot (US survey) and the international foot
Care should be taken when combining data sets to validate unit standardization and prevent errors

Frequently Asked Questions

What is a nautical league (int.)?: It is a historical maritime unit of length equal to three international nautical miles or 5,556 metres, used primarily in the 18th and 19th centuries for sea distances.
Why convert nautical leagues to foot (US survey)?: Converting helps relate historical maritime distances to land surveying units common in the United States for legal, engineering, and geographical purposes.
Are there differences between foot (US survey) and other foot units?: Yes, the foot (US survey) differs slightly from the international foot, defined as exactly 1200/3937 meters, which may cause minor discrepancies when mixing measurements.

Key Terminology

Nautical league (int.): A historical maritime length unit equal to three international nautical miles (5,556 metres), used to express distances at sea.
Foot (US survey): A length unit used in U.S. land surveying, defined exactly as 1200/3937 meters, historically important for cadastral and mapping measurements.
Conversion rate: The factor used to translate one unit into another, here 1 nautical league (int.) equals 18228.31 foot (US survey).

Quick Knowledge Check

What does one nautical league (int.) equal in terms of international nautical miles?

2 international nautical miles

3 international nautical miles

4 international nautical miles

What is the exact length definition of the foot (US survey)?

Defined as exactly 1200/3937 meters

Defined as exactly 1 meter

Defined as exactly 0.3048 meters

Which is a common use case for converting nautical leagues to foot (US survey)?

For cooking measurements

To integrate archival maritime distances with U.S. land surveying data

For converting historical time durations

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