How many mile [survey] in 1 light-year?
The answer is 5878613615932.9.
We assume you are converting between mile [survey] and light year.
You can view more details on each measurement unit: mile [survey] or
light-year
The SI base unit for length is the metre.
1 metre is equal to 0.00062136994949495 mile [survey], or 1.0570008340246E-16 light-year.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between mile [survey] and light years.
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The survey mile (or U.S. statute mile) is a common measurement in the U.S. where the mile is defined based on the survey foot. This results a slightly different calculation than the statute mile, which is defined as exactly 1609.344 meters. The survey mile is defined as 5280 survey feet, which comes out to around 1609.3472 meters.

Definition: Light-year

A light year, abbreviated ly, is the distance light travels in one year: roughly 9.46 × 1012 kilometres (9.46 petametres, or about 5.88 × 1012 (nearly six trillion) miles). More specifically, a light year is defined as the distance that a photon would travel, in free space and infinitely far away from any gravitational or magnetic fields, in one Julian year (365.25 days of 86400 seconds each).

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