## ››Convert square astronomical unit to square gigametre

 square astronomical unit square gigameter

How many square astronomical unit in 1 square gigameter? The answer is 4.4683704831421E-5.
We assume you are converting between square astronomical unit and square gigametre.
You can view more details on each measurement unit:
square astronomical unit or square gigameter
The SI derived unit for area is the square meter.
1 square meter is equal to 4.4683704831421E-23 square astronomical unit, or 1.0E-18 square gigameter.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between square astronomical units and square gigameters.
Type in your own numbers in the form to convert the units!

## ››Quick conversion chart of square astronomical unit to square gigameter

1 square astronomical unit to square gigameter = 22379.523 square gigameter

2 square astronomical unit to square gigameter = 44759.046 square gigameter

3 square astronomical unit to square gigameter = 67138.569 square gigameter

4 square astronomical unit to square gigameter = 89518.092 square gigameter

5 square astronomical unit to square gigameter = 111897.615 square gigameter

6 square astronomical unit to square gigameter = 134277.138 square gigameter

7 square astronomical unit to square gigameter = 156656.661 square gigameter

8 square astronomical unit to square gigameter = 179036.184 square gigameter

9 square astronomical unit to square gigameter = 201415.707 square gigameter

10 square astronomical unit to square gigameter = 223795.23 square gigameter

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You can do the reverse unit conversion from square gigameter to square astronomical unit, or enter any two units below:

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## ››Definition: Square astronomical unit

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. It is approximately equal to the mean distance between the Earth and Sun. The currently accepted value of the AU is 149 597 870 691 ± 30 metres (about 150 million kilometres or 93 million miles).

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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