Convert sabin to square kilometer
Please provide values below to convert sabin [sabin] to square kilometer [km^2], or Convert square kilometer to sabin.
How to Convert Sabin to Square Kilometer
1 sabin = 9.290304e-08 km^2
Example: convert 15 sabin to km^2:
15 sabin = 15 × 9.290304e-08 km^2 = 1.3935456e-06 km^2
Sabin to Square Kilometer 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 Kilometer
A square kilometer is a unit of area equal to the area of a square with sides measuring one kilometer each.
History/Origin
The square kilometer has been used as a standard unit of area measurement in the metric system since its adoption, primarily for measuring large land areas such as countries and regions.
Current Use
It is commonly used in geography, urban planning, and environmental studies to quantify land and area sizes, especially in contexts requiring large-scale measurements.