What is a Roman actus?

It is an ancient Roman length unit equal to 120 Roman feet, approximately 35.5 meters, used in land measurement and cadastral surveying.

How is the US survey fathom different from the international fathom?

The US survey fathom equals 6 US survey feet and is about 1.8288 meters, slightly differing from the international fathom value.

Why convert Roman actus to fathoms (US survey)?

Converting helps relate ancient land measurements to nautical lengths for interpreting historical maritime survey data.

How to Convert from Roman actus to Fathom (US survey) [fath]

Learn how to convert length measurements from the ancient Roman actus unit to the US survey fathom (fath), a nautical length unit, with definitions, use cases, and examples.

Roman actus

Fathom (US survey) [fath]

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Roman actus to Fathom (US survey) [fath] Conversion Table

Roman actus	Fathom (US survey) [fath]

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

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Interval

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Roman actus to Fathom (US survey) [fath] Conversion Table
Roman actus	Fathom (US survey) [fath]

Explore More Length Units Converter

What Is This Tool?

This tool enables users to convert length values from the Roman actus, an ancient Roman measurement used in land surveying, into the US survey fathom, a nautical length unit employed for maritime and hydrographic purposes.

How to Use This Tool?

Enter the length value in Roman actus you wish to convert.
Select the 'Roman actus' as the input unit and 'fathom (US survey) [fath]' as the output unit.
Submit the conversion to receive the equivalent length in fathoms.
Use the results to interpret historical or nautical measurements as needed.

Key Features

Converts between Roman actus and US survey fathom units accurately based on established conversion rates.
Supports understanding legacy and historical measurements in modern nautical contexts.
Provides clear definitions and use cases for both units.
Includes sample conversions for practical reference.

Examples

2 Roman actus converts to 38.7999224 fathoms (US survey).
0.5 Roman actus equals 9.6999806 fathoms (US survey).

Common Use Cases

Translating ancient Roman land survey measures into nautical lengths.
Reconciling historical cadastral and archaeological data with modern maritime charts.
Analyzing legacy hydrographic survey data involving US survey units.
Supporting maritime heritage studies and nautical chart restoration.

Tips & Best Practices

Ensure consistent use of unit definitions when converting between Roman feet and US survey feet.
Consider the ancient origins of the Roman actus when interpreting results.
Use this tool for historical and nautical contexts rather than precise engineering needs.
Cross-check conversions when dealing with international fathom definitions.

Limitations

Roman actus is an ancient unit with approximate metric equivalence, so minor discrepancies may occur.
US survey fathom slightly differs from the international fathom, potentially affecting precision.
Conversion depends on historically consistent definitions of Roman and US survey feet.

Frequently Asked Questions

What is a Roman actus?: It is an ancient Roman length unit equal to 120 Roman feet, approximately 35.5 meters, used in land measurement and cadastral surveying.
How is the US survey fathom different from the international fathom?: The US survey fathom equals 6 US survey feet and is about 1.8288 meters, slightly differing from the international fathom value.
Why convert Roman actus to fathoms (US survey)?: Converting helps relate ancient land measurements to nautical lengths for interpreting historical maritime survey data.

Key Terminology

Roman actus: An ancient Roman length unit about 35.5 meters, used in land measurement and defining areas.
Fathom (US survey): A non-SI length unit used in maritime contexts, equal to 6 US survey feet, primarily for measuring water depth.
Conversion rate: The numerical factor used to convert one unit of measure into another, such as 1 Roman actus = 19.3999612 US survey fathoms.

Quick Knowledge Check

What does the Roman actus represent?

A unit of volume used in Roman trade

An ancient Roman unit of length equal to 120 Roman feet

A modern nautical unit measuring water depth

Which unit is used mainly in nautical and hydrographic contexts?

Roman actus

Fathom (US survey)

Roman foot

One Roman actus equals approximately how many US survey fathoms?

19.4 fathoms

6 fathoms

120 fathoms

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