How many millimarathon in 1 astronomical unit? The answer is 3545394317.9223. We assume you are converting between millimarathon and astronomical unit. You can view more details on each measurement unit: millimarathon or astronomical unit The SI base unit for length is the metre. 1 metre is equal to 0.023699497200947 millimarathon, 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 millimarathons 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 millimarathon, or enter any two units below:
The SI prefix "milli" represents a factor of 10-3, or in exponential notation, 1E-3.
So 1 millimarathon = 10-3 marathons.
The definition of a marathon is as follows:
Although marathon sometimes refers to any athletic event requiring great endurance, more specifically it refers to a long-distance track event of 42,195 m (26 miles and 385 yards).
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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