Units of measurement
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Calculations
Arcsecond
Gradian
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Arcsecond
An arcsecond is 1/60 of an arcminute or 1/3600 of a degree. It is used in astronomy and precise sciences.
Gradian
A gradian (gon) is a unit of angular measurement used in some engineering and geodetic calculations. A full circle is divided into 400 gradians, making it convenient for decimal calculations.