Convert petameter to barleycorn
Please provide values below to convert petameter [Pm] to barleycorn [barleycorn], or Convert barleycorn to petameter.
How to Convert Petameter to Barleycorn
1 Pm = 1.18110235755472e+17 barleycorn
Example: convert 15 Pm to barleycorn:
15 Pm = 15 × 1.18110235755472e+17 barleycorn = 1.77165353633207e+18 barleycorn
Petameter to Barleycorn Conversion Table
| petameter | barleycorn |
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Petameter
A petameter is a unit of length in the metric system equal to 10^15 meters.
History/Origin
The prefix "peta-" for 10^15 was adopted by the CGPM (General Conference on Weights and Measures) in 1975.
Current Use
The petameter is used for measuring distances on a galactic scale, such as the size of the Milky Way galaxy.
Barleycorn
A barleycorn is an old English unit of length, equal to one-third of an inch.
History/Origin
The barleycorn was a unit of measurement in medieval England, and was originally based on the length of a grain of barley. It was a fundamental unit from which other units were derived.
Current Use
The barleycorn is an obsolete unit of measurement, but it is still the basis for shoe sizes in English-speaking countries.