Convert handbreadth to light year
Please provide values below to convert handbreadth [handbreadth] to light year [ly], or Convert light year to handbreadth.
How to Convert Handbreadth to Light Year
1 handbreadth = 8.05434635526825e-18 ly
Example: convert 15 handbreadth to ly:
15 handbreadth = 15 × 8.05434635526825e-18 ly = 1.20815195329024e-16 ly
Handbreadth to Light Year Conversion Table
| handbreadth | light year |
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Handbreadth
A handbreadth is an ancient unit of length, based on the width of the hand at the knuckles, excluding the thumb. It is typically about 3 inches.
History/Origin
The handbreadth has been used as a unit of measurement in many cultures throughout history.
Current Use
The handbreadth is an obsolete unit of measurement.
Light Year
A light-year is the distance that light travels in a vacuum in one Julian year.
History/Origin
The concept of the light-year as a unit of distance in astronomy emerged in the mid-19th century. The first recorded use of the term was in a German astronomical publication in 1851.
Current Use
The light-year is used to express distances to stars and other astronomical objects on a galactic and intergalactic scale, especially in popular science and non-specialist contexts.