What is a chain (US survey)?

A chain (US survey) is a traditional unit of length equal to 66 US survey feet, historically used in land surveying and available in 100 links.

What is a nautical league (int.)?

The international nautical league is a historical maritime unit equaling 3 international nautical miles or about 5,556 meters, used to express distances at sea.

Why convert from chain (US survey) to nautical league (int.)?

Conversions help translate land survey measurements to maritime distance units, supporting interpretations in historical, legal, or archival contexts involving both land and sea data.

How to Convert from Chain (US survey) [ch] to Nautical league (int.)?

Convert units of length from chain (US survey) to nautical league (international) with this easy-to-use online converter. Understand historical and maritime measurements seamlessly.

Chain (US survey) [ch]

Nautical league (int.)

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

Chain (US survey) [ch] to Nautical league (int.) Conversion Table

Chain (US survey) [ch]	Nautical league (int.)

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.

Chain (US survey) [ch] to Nautical league (int.) Conversion Table
Chain (US survey) [ch]	Nautical league (int.)

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What Is This Tool?

This tool enables users to convert lengths measured in chain (US survey) to nautical league (international), facilitating the translation of historical land surveying units into maritime distance units. It is useful for interpreting legacy land and nautical data.

How to Use This Tool?

Enter the value in chain (US survey) units you want to convert.
Select chain (US survey) as the input unit and nautical league (int.) as the output unit.
Click convert to receive the equivalent length in nautical leagues.
Use the conversion results for historical, nautical, or surveying analyses.

Key Features

Converts chain (US survey) units to nautical league (int.) accurately based on defined conversion rates.
Browser-based and easy to use without any installation required.
Supports interpretation of historical and maritime measurement units.
Ideal for archival, legal, and historical research use cases.
Offers clear examples with conversion calculations.

Examples

10 chain (US survey) equals 0.036207416 nautical league (int.).
50 chain (US survey) equals 0.18103708 nautical league (int.).

Common Use Cases

Interpreting and converting historical land survey measurements from US land deeds or plats.
Converting legacy survey data for modern mapping and GIS applications.
Translating nautical distances from historical charts and sailing logs into SI units.
Supporting archival, legal, and scholarly work involving combined land and maritime records.

Tips & Best Practices

Verify unit types carefully to ensure correct conversions between land and nautical measurements.
Use this converter primarily for historical or archival contexts due to the nature of the units involved.
Cross-check converted values with original data sources for critical legal or scholarly purposes.
Be aware of the slight differences in foot definitions influencing chain length in some contexts.

Limitations

The chain (US survey) is based on an older foot standard differing from the international foot, causing minor discrepancies.
The nautical league is non-standard and rarely used in modern navigation, limiting contemporary practical use.
These units stem from historical contexts and may lack measurement precision for modern surveying needs.

Frequently Asked Questions

What is a chain (US survey)?: A chain (US survey) is a traditional unit of length equal to 66 US survey feet, historically used in land surveying and available in 100 links.
What is a nautical league (int.)?: The international nautical league is a historical maritime unit equaling 3 international nautical miles or about 5,556 meters, used to express distances at sea.
Why convert from chain (US survey) to nautical league (int.)?: Conversions help translate land survey measurements to maritime distance units, supporting interpretations in historical, legal, or archival contexts involving both land and sea data.

Key Terminology

Chain (US survey): A traditional length unit equal to 66 US survey feet, used historically in land surveying and subdivided into 100 links.
Nautical league (int.): A historical maritime length unit equaling 3 international nautical miles, approximately 5,556 meters, used to represent maritime distances.
US survey foot: An older survey foot measurement standard used in the US for land surveying, slightly different from the international foot.
International nautical mile: A standard maritime unit of length equal to 1,852 meters, used internationally for navigation.

Quick Knowledge Check

Which unit is equal to 66 US survey feet?

Nautical league (int.)

Chain (US survey)

Link

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

What is a primary use case for converting chain (US survey) to nautical league (int.)?

Modern maritime navigation

Historical land and sea measurement integration

Everyday distance measurement

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