Convert light year to mile (US survey)
Please provide values below to convert light year [ly] to mile (US survey) [mi (survey)], or Convert mile (US survey) to light year.
How to Convert Light Year to Mile (Us Survey)
1 ly = 5878613615932.5 mi (survey)
Example: convert 15 ly to mi (survey):
15 ly = 15 × 5878613615932.5 mi (survey) = 88179204238987.5 mi (survey)
Light Year to Mile (Us Survey) Conversion Table
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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.
Mile (Us Survey)
The U.S. survey mile is a unit of length equal to 5,280 U.S. survey feet.
History/Origin
The U.S. survey foot was defined such that 1 meter is exactly 39.37 inches. This made the U.S. survey mile slightly longer than the international mile. The use of the survey foot was officially phased out in 2022.
Current Use
The U.S. survey mile was used for land surveying in the United States.