Length Units Converter - miles, kilometers, yards, centimeters, ..., nautical and astronomical units

Length Units Converter is online conversion calculator that allows you to convert units of length beetween various measurement systems (metric/imperial/US). You can easily convert inch to mm; kilometers and meters to inches, yards, miles; feet to centimeters; kilometers to miles and miles to kilometers. You can easily calculate 'how many meters make a mile', 'how many yards make a kilometer', 'how many inches make one meter', 'how long is a meter'. Additionaly, it supports Nautical Units Conversion and Astronomical Units Conversion

Accuracy number of significant decimal digits
Metric Units
millimeter [mm] centimeter [cm] decimeter [dm] meter [m] kilometer [km]
Imperial and US Units
inch [in] foot [ft] yard [yd] mile [mi] league
Nautical Units
Cable Nautical Mile [NM] Nautical League
Astronomical Units
Astronomical Unit [au] Light Year Parsec [pc]
Kilometer vs. Mile Example
If you want to know how many kilometers make one mile, simply type '1' into the edit box labeled 'mile' and the edit box labeled 'kilometer' will show you the result. On the other hand, if you type '1' in 'kilometer' box, 'mile' edit box will show you: 'how many miles make one kilometer' (edit box 'yard' shows: 'how many yards make one kilometer', 'inch' edit box shows 'how many inches make one kilometer', etc)
Fundamental unit of length in the International System Of Units (SI) is: meter (metre) [m].
Unitin meters
Metric Unit System
millimeter [mm]0.001
centmeter [cm]0.01
decimeter [dm]0.1
meter [m]1
kilometer [km]1000
Imperial and US Unit System
inch [in]0.0254
foot [ft]0.3048
yard [yd]0.9144
mile [mi]1609.344
league4827.93696
Nautical Units
cable185.2
nautical mile [NM]1852
nautical league5556
Astronomical Units
astronomical unit [au]149.597870691e+9
light year [ly]9.4605e+15
parsec [pc]3.086e+16

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