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Category: area Conversion: Square Kilometers to Square Astronomical Units The base unit for area is square meters (Non-SI/Derived Unit) [Square Kilometers] symbol/abbrevation: (km2, sq km) [Square Astronomical Units] symbol/abbrevation: (au2, sq au)
How to convert Square Kilometers to Square Astronomical Units (km2, sq km to au2, sq au)? 1 km2, sq km = 4.4683704831421E-17 au2, sq au. 4117211740 x 4.4683704831421E-17 au2, sq au = 1.8397227411862E-7 Square Astronomical Units. Always check the results; rounding errors may occur.
Definition: In relation to the base unit of [area] => (square meters), 1 Square Kilometers (km2, sq km) is equal to 1000000 square-meters, while 1 Square Astronomical Units (au2, sq au) = 2.2379523E+22 square-meters.