What is a Roman actus?

A Roman actus is an ancient Roman length unit equal to 120 Roman feet, about 35.5 metres, historically used in land measurement and surveying.

How long is a chain [ch] unit?

A chain is a traditional surveying measure of length equal to 66 feet or approximately 20.1168 metres, commonly used in land measurement.

Why convert from Roman actus to chains?

Converting Roman actus to chains helps translate ancient land measurements into traditional imperial units used in cadastral and GIS applications.

How to Convert from Roman actus to Chain [ch]

Convert Roman actus, an ancient Roman length measurement, into chain [ch], a traditional imperial surveying unit. Understand the historical context, conversion rate, and practical steps for this unit conversion.

Roman actus

Chain [ch]

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Roman actus to Chain [ch] Conversion Table

Roman actus	Chain [ch]

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 Chain [ch] Conversion Table
Roman actus	Chain [ch]

Explore More Length Units Converter

What Is This Tool?

This converter allows you to transform lengths measured in Roman actus, an ancient unit used in Roman land surveying, into chains, a traditional imperial surveying unit widely used in cadastral and land measurement.

How to Use This Tool?

Enter the length value in Roman actus you wish to convert.
Select the input unit as Roman actus and the output unit as chain [ch].
Click convert to see the equivalent length in chains based on the fixed conversion rate.
Use the converted results to compare or incorporate historical measurements within modern contexts.

Key Features

Converts lengths from Roman actus to chain [ch] using the standard conversion rate.
Browser-based tool for quick and easy unit conversions.
Supports understanding and interpreting historical land measurement records.
Facilitates integration of ancient Roman measurements with modern surveying data.

Examples

1 Roman actus equals approximately 1.7636363636 chain.
5 Roman actus converts to 8.818181818 chains using the standard multiplication.

Common Use Cases

Interpreting ancient Roman cadastral and agricultural survey records.
Converting historical land measurements into imperial units for GIS and land registration.
Understanding older engineering and land layout records that use traditional surveying units.

Tips & Best Practices

Ensure accurate entry of values to achieve reliable conversion results.
Consider historical variation and rounding when applying these conversions.
Use converted data to aid in archaeological, cadastral, or land registry research involving Roman-era measurements.

Limitations

Historical unit variations and rounding can affect precision of conversions.
Regional differences in unit definitions may limit exact equivalence.
Chains have slightly varying modern definitions depending on the standard, impacting accuracy.

Frequently Asked Questions

What is a Roman actus?: A Roman actus is an ancient Roman length unit equal to 120 Roman feet, about 35.5 metres, historically used in land measurement and surveying.
How long is a chain [ch] unit?: A chain is a traditional surveying measure of length equal to 66 feet or approximately 20.1168 metres, commonly used in land measurement.
Why convert from Roman actus to chains?: Converting Roman actus to chains helps translate ancient land measurements into traditional imperial units used in cadastral and GIS applications.

Key Terminology

Roman actus: An ancient Roman length unit of approximately 35.5 metres, equal to 120 Roman feet, used in land surveying.
Chain [ch]: A traditional unit of length used in surveying, equal to 66 feet or about 20.1168 metres, typically divided into 100 links.
Cadastral surveying: A method of land measurement and boundary recording used for legal and property ownership documentation.

Quick Knowledge Check

What is the primary use of the Roman actus?

Measuring time intervals

Roman land measurement and surveying

Measuring liquid volume

How long is one chain in feet?

100 feet

66 feet

50 feet

Why might precision vary in conversions between Roman actus and chains?

Because of modern GPS errors

Due to historical unit variations and rounding

Because chains are not standardized

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