What is a link (US survey) unit used for?

The link (US survey) is a historic unit of length used primarily in land surveying and cadastral records in the United States for detailed linear measurements.

When would converting links to petameters be necessary?

This conversion is useful for academic or comparative purposes when relating small historic land measurements to extremely large distances used in astronomy or astrophysics.

Is the petameter a common unit for land measurement?

No, the petameter is an SI unit for massive cosmic distances and is not practical for everyday land measurement, which typically uses smaller units.

How to Convert from Link (US survey) [li] to Petameter [Pm]

Convert length units from the historical US survey link to the astronomical-scale petameter with this practical online unit converter.

Link (US survey) [li]

Petameter [Pm]

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Link (US survey) [li] to Petameter [Pm] Conversion Table

Link (US survey) [li]	Petameter [Pm]

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

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

Link (US survey) [li] to Petameter [Pm] Conversion Table
Link (US survey) [li]	Petameter [Pm]

Explore More Length Units Converter

What Is This Tool?

This tool converts lengths measured in the US survey link, a small historical surveying unit, into petameters, an extremely large SI unit used for cosmic distances. It bridges the scale gap between terrestrial land measures and astronomical distances, useful for both practical and theoretical applications.

How to Use This Tool?

Enter the length value measured in links (US survey) into the input field
Select link (US survey) as the from-unit and petameter as the to-unit
Click the convert button to see the equivalent distance expressed in petameters
Use the results for comparisons or further calculations spanning terrestrial to cosmic scales

Key Features

Converts historical US survey links to petameters accurately based on established definitions
Browser-based and easy to use without needing additional software
Supports applications ranging from land surveying to astrophysics and astronomy
Provides clear numeric results for very small-to-very-large scale length conversions

Examples

10 links (US survey) converts to 2.011684023368e-15 petameters
1000 links (US survey) equals 2.011684023368e-13 petameters

Common Use Cases

Interpreting old US land survey measurements found in historic plats or deeds
Cadastral mapping and boundary definitions using legacy survey data
Bridging modern engineering projects with archival measurements for land transfers
Expressing astronomical distances that are fractions of a light-year or related interstellar scales
Reporting large-scale engineering baselines in astronomical observations using SI prefixes

Tips & Best Practices

Confirm source units before converting to ensure accurate input
Use the tool primarily for academic, comparative, or scaling purposes due to scale differences
Be aware of potential precision issues when interpreting results because of the unit scale gap
Cross-check results when converting legacy land measures into cosmic units for relevance

Limitations

The link (US survey) is a very small terrestrial unit while the petameter is intended for cosmic distances, so practical conversions are uncommon
Scale differences mean some precision may be lost or the conversion may be mostly theoretical
Conversions are generally not intended for everyday land measurement tasks due to unit size disparity

Frequently Asked Questions

What is a link (US survey) unit used for?: The link (US survey) is a historic unit of length used primarily in land surveying and cadastral records in the United States for detailed linear measurements.
When would converting links to petameters be necessary?: This conversion is useful for academic or comparative purposes when relating small historic land measurements to extremely large distances used in astronomy or astrophysics.
Is the petameter a common unit for land measurement?: No, the petameter is an SI unit for massive cosmic distances and is not practical for everyday land measurement, which typically uses smaller units.

Key Terminology

Link (US survey): A historical unit of length equal to one-hundredth of a Gunter's chain, approximately 0.201168 meters, used in US land surveying.
Petameter (Pm): An SI unit of length equal to 10^15 meters, used to express extremely large distances in astronomy and astrophysics.
Cadastral Records: Documents and maps detailing land ownership, boundaries, and property descriptions, often relying on historic surveying units.

Quick Knowledge Check

What type of unit is the link (US survey)?

An astronomical distance unit

A historic land surveying length unit

A modern SI base unit

What scale does the petameter represent?

Very small terrestrial distances

Extremely large cosmic distances

Everyday human-scale distances

Why might someone convert from links (US survey) to petameters?

To perform routine land measurements

To relate historical land measures to cosmic scale distances

To measure distances within a city

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