Convert span (cloth) to astronomical unit
Please provide values below to convert span (cloth) [span] to astronomical unit [AU, UA], or Convert astronomical unit to span (cloth).
How to Convert Span (Cloth) to Astronomical Unit
1 span = 1.52809661615057e-12 AU, UA
Example: convert 15 span to AU, UA:
15 span = 15 × 1.52809661615057e-12 AU, UA = 2.29214492422585e-11 AU, UA
Span (Cloth) to Astronomical Unit Conversion Table
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Span (Cloth)
A span is an obsolete unit of length, typically about 9 inches, based on the distance between the tip of the thumb and the tip of the little finger when the hand is fully extended.
History/Origin
The span has been used as a unit of measurement for thousands of years in many different cultures.
Current Use
The span is no longer a standard unit of measurement.
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.