Convert yard to light year
Please provide values below to convert yard [yd] to light year [ly], or Convert light year to yard.
How to Convert Yard to Light Year
1 yd = 9.6652156263219e-17 ly
Example: convert 15 yd to ly:
15 yd = 15 × 9.6652156263219e-17 ly = 1.44978234394829e-15 ly
Yard to Light Year Conversion Table
| yard | light year |
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Yard
A yard is a unit of length in the imperial and US customary systems of measurement, equal to 3 feet or 36 inches.
History/Origin
The origin of the yard is uncertain, but it is believed to have been derived from the length of a man's belt or girdle. The yard was standardized as part of the English (and later British Imperial) system of units.
Current Use
The yard is commonly used for measuring land, in some sports like American football and golf, and for selling fabric.
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.