What Is This Tool?
This converter allows you to convert measurements from perch, an old British unit of length commonly used in historical surveying, to Roman actus, an ancient Roman length unit used for land measurement and cadastral records. It helps relate and translate historical land units for research and analysis.
How to Use This Tool?
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Enter the length value in perch that you want to convert.
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Select perch as the input unit and Roman actus as the output unit.
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Click the convert button to get the equivalent measure in Roman actus.
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Use the result to interpret historical surveying records or land descriptions.
Key Features
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Converts length values from perch to Roman actus using the precise conversion rate.
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Supports understanding of historical and ancient land measurement units.
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Browser-based and easy to use without needing any installations.
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Uses a fixed conversion factor derived from historical definitions.
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Facilitates comparison between British and Roman surveying units.
Examples
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5 perch converts to approximately 0.71 Roman actus.
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10 perch converts to approximately 1.42 Roman actus.
Common Use Cases
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Interpreting dimensions in historical property and boundary documents.
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Translating old land survey records from British to Roman units.
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Analysing ancient estate plans and cadastral data for research.
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Comparing Roman land measurements with later British surveying standards.
Tips & Best Practices
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Use this tool primarily for historical and archaeological studies.
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Cross-check converted values with contextual historical records.
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Remember these units are largely obsolete; modern surveys use metric measurements.
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Consider regional variations in definitions when interpreting results.
Limitations
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Both perch and Roman actus are largely outdated units with varying historical definitions.
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Conversion results provide approximate values due to measurement inconsistencies.
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Modern surveying practices rely on metric units, limiting practical current use.
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Regional and temporal differences in Roman feet length may affect precision.
Frequently Asked Questions
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What is a perch in land measurement?
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A perch, also known as a rod or pole, is an old unit of length equal to 16.5 feet or about 5.0292 metres, mainly used historically in surveying and land measurement.
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How long is a Roman actus?
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The Roman actus is an ancient length unit equal to 120 Roman feet, approximately 35.5 metres, used in Roman land surveying and area calculations.
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Why convert perch to Roman actus?
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Converting perch to Roman actus helps interpret and compare historical land records from different times and cultures, especially for research in historical geography and archaeology.
Key Terminology
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Perch
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An old British unit of length equal to 16.5 feet or about 5.0292 metres, used mainly in historical land surveying.
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Roman actus
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An ancient Roman measure of length approximately 35.5 metres, used in land measurement and to define areas.
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Conversion rate
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The multiplier used to convert one unit of measurement to another; here, 1 perch equals approximately 0.1417525773 Roman actus.