How many exa- in 1 square astronomical unit? The answer is 2.2379523E+28. We assume you are converting between exasquare micromicron and square astronomical unit. You can view more details on each measurement unit: exa- or square astronomical unit The SI derived unit for area is the square meter. 1 square meter is equal to 1000000 exa-, or 4.4683704831421E-23 square astronomical unit. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between exasquare micromicrons and square astronomical units. Type in your own numbers in the form to convert the units!
You can do the reverse unit conversion from square astronomical unit to exa-, or enter any two units below:
A square astronomical unit is defined as the area of a square with sides one astronomical unit in length.
The definition of a astronomical unit is as follows:
The astronomical unit (AU or au or a.u. or sometimes ua) is a unit of length defined to be exactly equal to 149,597,870,700 metres. Historically, the astronomical unit was conceived as the average Earth-Sun distance (the average of Earth's aphelion and perihelion), before its modern redefinition.
The symbol "ua" is recommended by the Bureau International des Poids et Mesures, but in the United States and other anglophone countries the reverse usage is more common. The International Astronomical Union recommends "au" and international standard ISO 31-1 uses "AU".
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