Convert sabin to square mile (US survey)
Please provide values below to convert sabin [sabin] to square mile (US survey) [mi^2 (US)], or Convert square mile (US survey) to sabin.
How to Convert Sabin to Square Mile (Us Survey)
1 sabin = 3.58699207993119e-08 mi^2 (US)
Example: convert 15 sabin to mi^2 (US):
15 sabin = 15 × 3.58699207993119e-08 mi^2 (US) = 5.38048811989679e-07 mi^2 (US)
Sabin to Square Mile (Us Survey) Conversion Table
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Sabin
The sabin is a unit of luminous intensity used to measure the brightness of light sources, specifically in photometry.
History/Origin
Named after the French physiologist Charles-Édouard Guillaume, the sabin was introduced in the early 20th century as a unit to quantify luminous intensity, primarily used in scientific and engineering contexts related to light measurement.
Current Use
The sabin is rarely used today; it has been largely replaced by the candela in the International System of Units (SI). However, it may still appear in historical data or specialized fields related to light measurement.
Square Mile (Us Survey)
A square mile (US survey) is a unit of area equal to the area of a square with sides of one mile, specifically used in the United States survey system.
History/Origin
The square mile has been used historically in land measurement and mapping in the United States, originating from the British imperial system. It is commonly employed in surveying and land division, especially in rural and agricultural contexts.
Current Use
Today, the square mile (US survey) is primarily used in land surveying, real estate, and geographic data within the United States, particularly for measuring large land areas such as counties, states, and national parks.