How many decimetros in 1 astronomical unit? The answer is 1495978707000. We assume you are converting between decimetro and astronomical unit. You can view more details on each measurement unit: decimetros or astronomical unit The SI base unit for length is the metre. 1 metre is equal to 10 decimetros, or 6.6845871222684E-12 astronomical unit. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between decimetros and astronomical units. Type in your own numbers in the form to convert the units!
You can do the reverse unit conversion from astronomical unit to decimetros, or enter any two units below:
The SI prefix "deci" represents a factor of 10-1, or in exponential notation, 1E-1.
So 1 decimetro = 10-1 metros.
The definition of a metro is as follows:
El metro es la unidad de longitud del Sistema Internacional de Unidades. Se define como la longitud del trayecto recorrido en el vacío por la luz durante un tiempo de 1/299 792 458 de segundo (unidad de tiempo) (aproximadamente 3,34 ns).
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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