What is a fathom used for historically?

A fathom is a traditional English unit of length equal to 6 feet, mainly used to measure water depth and lengths of ropes or cables in nautical settings.

What is the Roman actus?

The Roman actus is an ancient Roman length unit approximately 35.5 meters long, used in land measurement, surveying, and defining areas in Roman times.

Why convert from fathoms to Roman actus?

Converting fathoms to Roman actus helps understand and compare measurements from maritime contexts with ancient Roman land surveying data.

How to Convert from Fathom [fath] to Roman actus?

Learn how to convert length measurements from fathoms, a traditional nautical unit, to the ancient Roman unit of length known as the Roman actus, used historically in land surveying and cadastral mapping.

Fathom [fath]

Roman actus

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Fathom [fath] to Roman actus Conversion Table

Fathom [fath]	Roman actus

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

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Fathom [fath] to Roman actus Conversion Table
Fathom [fath]	Roman actus

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What Is This Tool?

This online converter transforms values from the fathom, a traditional unit used primarily for nautical depth and cable lengths, into the Roman actus, an ancient Roman unit of length used in land measurement and surveying.

How to Use This Tool?

Enter the length value using the fathom unit as input.
Select fathom [fath] as the source unit and Roman actus as the target unit.
Click convert to see the equivalent length expressed in Roman actus.
Use the result to compare or interpret historical and nautical length data.

Key Features

Converts length from fathoms to Roman actus based on historical definitions.
Supports comparison of maritime measurements with Roman land survey units.
Ideal for historical research, archaeology, and classical metrology studies.
Easy to use with straightforward conversion formula.

Examples

10 fathoms converts to approximately 0.515463918 Roman actus.
50 fathoms converts to about 2.57731959 Roman actus.

Common Use Cases

Interpreting historic nautical depth measurements in Roman surveying terms.
Analyzing ancient land divisions and cadastral maps alongside nautical data.
Supporting maritime history and archaeological research that compares units.
Studying classical metrology and the relationship between English and Roman length units.

Tips & Best Practices

Always verify the context of measurements due to historical and cultural differences in unit definitions.
Use conversion primarily for historical and academic purposes rather than modern precise measurement.
Cross-reference with original sources when working with archaeological or historical data.
Be mindful that the Roman actus is an ancient unit with possible variations in foot length definitions.

Limitations

Conversion precision is limited due to archaic Roman actus definitions and variations in Roman feet length.
Units originate from very different historical and cultural backgrounds, affecting exactness.
This tool is not suitable for contemporary practical measurement or engineering use.

Frequently Asked Questions

What is a fathom used for historically?: A fathom is a traditional English unit of length equal to 6 feet, mainly used to measure water depth and lengths of ropes or cables in nautical settings.
What is the Roman actus?: The Roman actus is an ancient Roman length unit approximately 35.5 meters long, used in land measurement, surveying, and defining areas in Roman times.
Why convert from fathoms to Roman actus?: Converting fathoms to Roman actus helps understand and compare measurements from maritime contexts with ancient Roman land surveying data.

Key Terminology

Fathom [fath]: A traditional English unit of length equal to 6 feet (1.8288 meters), used historically in nautical contexts for measuring water depth and ropes.
Roman actus: An ancient Roman unit of length equal to 120 Roman feet, about 35.5 meters, used in land surveying and defining areas.

Quick Knowledge Check

What does one fathom traditionally measure?

Depth of water and lengths of cables

Distance between Roman towns

Height of ancient buildings

What historical purpose did the Roman actus serve?

Navigating ships at sea

Land measurement and surveying

Measuring time intervals

Which is closest to the length of one Roman actus?

6 feet

Approximately 35.5 meters

1 meter

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