Convert rod to astronomical unit
Please provide values below to convert rod [rd] to astronomical unit [AU, UA], or Convert astronomical unit to rod.
How to Convert Rod to Astronomical Unit
1 rd = 3.36181255553125e-11 AU, UA
Example: convert 15 rd to AU, UA:
15 rd = 15 × 3.36181255553125e-11 AU, UA = 5.04271883329687e-10 AU, UA
Rod to Astronomical Unit Conversion Table
| rod | astronomical unit |
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Rod
A rod, also known as a perch or pole, is a unit of length equal to 16.5 feet, or 5.5 yards.
History/Origin
The rod has been used as a unit of measurement in England since at least the 13th century. It was a convenient length for measuring land.
Current Use
The rod is now an archaic unit of measurement, though it may still be encountered in old land deeds.
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.