Go the distance with easy unit conversions. Whether you're measuring in miles or meters, kilometers or yards, our tool helps you cross the finish line without breaking stride.
The decimeter is a unit of length equal to one-tenth of a meter (0.1 m). It is rarely used in everyday contexts but may be encountered in scientific or technical applications.
A light year (ly) is a unit of length used in astronomy, representing the distance that light travels in one year through a vacuum, approximately 9.461 trillion kilometers (about 5.879 trillion miles).