Convert furlong to astronomical unit
Please provide values below to convert furlong [fur] to astronomical unit [AU, UA], or Convert astronomical unit to furlong.
How to Convert Furlong to Astronomical Unit
1 fur = 1.3447250222125e-09 AU, UA
Example: convert 15 fur to AU, UA:
15 fur = 15 × 1.3447250222125e-09 AU, UA = 2.01708753331875e-08 AU, UA
Furlong to Astronomical Unit Conversion Table
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Furlong
A furlong is a unit of length in the imperial and US customary systems, equal to one-eighth of a mile, 220 yards, or 660 feet.
History/Origin
The name "furlong" derives from the Old English words "furh" (furrow) and "lang" (long), originally referring to the length of a furrow in one acre of a ploughed open field.
Current Use
Today, the furlong is primarily used in horse racing to state the length of races.
Astronomical Unit
The astronomical unit is a unit of length, now defined as exactly 149,597,870,700 meters. It is approximately the average distance between the Earth and the Sun.
History/Origin
Historically, the astronomical unit was the mean Earth-Sun distance. In 2012, the International Astronomical Union (IAU) redefined it as a fixed constant.
Current Use
The astronomical unit is used primarily for measuring distances within the Solar System or around other stars.