What is a furlong (US survey)?

A furlong (US survey) is a historical non-SI length unit used primarily in U.S. surveying, equal to exactly 660 US survey feet or approximately 201.1684 meters.

What does a femtometer measure?

A femtometer measures extremely small lengths, equal to 10^-15 meters, commonly used in nuclear and particle physics to describe atomic nucleus sizes and distances.

Why convert furlongs to femtometers?

Converting furlongs to femtometers helps bridge historical land measurements with scientific scales, supporting research in surveying history and nuclear physics.

Convert Furlong (US survey) to Femtometer Online

Easily convert length measurements from furlong (US survey) to femtometer with this precise and user-friendly online tool. Ideal for historical surveying and scientific applications.

Furlong (US survey) [fur]

Femtometer [fm]

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

Furlong (US survey) [fur] to Femtometer [fm] Conversion Table

Furlong (US survey) [fur]	Femtometer [fm]

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.

Furlong (US survey) [fur] to Femtometer [fm] Conversion Table
Furlong (US survey) [fur]	Femtometer [fm]

Explore More Length Units Converter

What Is This Tool?

This converter transforms length values from furlong (US survey), a historical surveying unit, to femtometer, an extremely small scientific unit used in nuclear physics. It facilitates conversions across vastly different measurement scales for research and academic use.

How to Use This Tool?

Enter the length value in furlongs (US survey) in the input field
Select 'furlong (US survey)' as the from-unit and 'femtometer' as the to-unit
Click the convert button to see the equivalent femtometer value
View and use the result for research or analysis purposes

Key Features

Converts furlong (US survey) to femtometer with exact defined rates
Supports very large conversion values bridging land and atomic scales
Browser-based and easy to use without installation
Helps interpret historical land measurements in scientific contexts

Examples

2 furlongs (US survey) equals 402336804673600000 femtometers
0.5 furlong (US survey) equals 100584201168400000 femtometers

Common Use Cases

Translating historical U.S. land survey measurements into metric units
Interpreting parcel boundaries from older cadastral maps for research
Converting race distances traditionally measured in furlongs to scientific units
Bridging large-scale land measurements with subatomic distance scales for academic purposes

Tips & Best Practices

Double-check the input values to ensure accurate conversions
Understand the distinct scales between furlong and femtometer before applying results
Use the tool primarily for academic, historical, or theoretical contexts
Consult additional references when dealing with legal land descriptions

Limitations

The furlong is a historical, non-SI length unit; femtometer is an extremely small scientific measure
Direct everyday practical use of this conversion is uncommon and mainly academic
Precision may be affected by approximations in converting furlong length to meters
Large number conversions could involve rounding errors in some contexts

Frequently Asked Questions

What is a furlong (US survey)?: A furlong (US survey) is a historical non-SI length unit used primarily in U.S. surveying, equal to exactly 660 US survey feet or approximately 201.1684 meters.
What does a femtometer measure?: A femtometer measures extremely small lengths, equal to 10^-15 meters, commonly used in nuclear and particle physics to describe atomic nucleus sizes and distances.
Why convert furlongs to femtometers?: Converting furlongs to femtometers helps bridge historical land measurements with scientific scales, supporting research in surveying history and nuclear physics.

Key Terminology

Furlong (US survey): A historical unit of length used in U.S. surveying, defined as 660 US survey feet or roughly 201.1684 meters.
Femtometer (fm): A unit of length equal to 10^-15 meters, typically used in nuclear physics to measure extremely small distances such as atomic nuclei sizes.
Non-SI unit: A unit of measurement not included in the International System of Units, often used historically or in specific contexts.

Quick Knowledge Check

What is the approximate length of one furlong (US survey)?

One furlong is exactly 660 meters

One furlong is about 201.1684 meters

One furlong measures 10^-15 meters

What scale does a femtometer represent?

Large land distances used in surveying

Extremely small distances at nuclear level

Common everyday measurements like meters

Which is a typical use of furlong (US survey)?

Measuring proton radius in physics

Describing parcel boundaries in historical U.S. surveys

Calculating atomic interaction ranges

Share Us

Similar Calculators

Online Surface Current Density Units Converter Online Heat Flux Density Units Converter Online Heat Density Units Converter Online Weight and Mass Units Converter Online Flow Molar Units Converter