How many X unit in 1 astronomical unit? The answer is 1.4928851503015E+24. We assume you are converting between X unit and astronomical unit. You can view more details on each measurement unit: X unit or astronomical unit The SI base unit for length is the metre. 1 metre is equal to 9979320851331.9 X unit, or 6.6845871226706E-12 astronomical unit. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between X unit 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 X unit, or enter any two units below:
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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