Length Unit Conversion
- angstrom [Å]
- astronomical unit [AU]
- centimeter [cm]
- chain (surveyors')
- ell (UK)
- em (pica)
- foot (UK and US)
- foot (US survey)
- hectometer [hm]
- inch [in]
- kilometer [km]
- light year
- meter [m]
- micrometer [µm]
- mile (UK and US)
- mile (nautical)
- millimeter [mm]
- nanometer [nm]
- Scandinavian mile
Quick notes on length units
The below will give you a quick glance on each length unit. Helping you to find an conversion answer as quickly as possible is always our top priority.
angstrom [Å]1 angstrom (ångström) = 10-10 meters. Its symbol is Å.
astronomical unit [AU]1 astronomical unit = 1.49597870700x1011 meters. The symbol is AU.
barleycorn1 barleycorn = 0.0084999 meter. It is the smallest Anglo-Saxon unit of length.
cable1 cable = 0.1 nautical mile = 185.2 meters.(In imperial system, 1 cable = 0.1 admiralty mile = 185.32 meters.)
centimeter [cm]1 centimeter = 0.01 meter.
chain (surveyors')1 chain (surveyors') = 66 feet = 22 yards = 100 links = 4 rods = 20.1168 meters.
decimeter1 decimeter = 0.1 meter.
ell (UK)1 ell (UK) = 1.143 meters = 45 inches.
em (pica)1 em (US pica) = 0.0042175 meter. (1 French pica = 0.004512 meter. 1 computer pica = 0.004233 meter.)
fathom1 fathom = 1.8288 meters.It is used especially for measuring the depth of water.
foot (UK and US)1 foot (UK and US) = 0.3048 meter.
foot (US survey)1 foot (US survey) = 0.3048006096 meter.
furlong1 furlong = 10 chain = 201.168 meters.
hand1 hand = 0.1016 meter. It is usually used for the measurement of the height of horses in some English-speaking countries.
hectometer [hm]1 hectometer = 100 meter.
inch [in]1 inch = 0.0254 meter = 1/12 foot.
kilometer [km]1 kilometer = 1000 meter.
light year1 light year is the distance that light travels in a vacuum in one Julian year. 1 light year = 9460730472580800 metres.
meter [m]Meter (or metre, used outside of America) is SI unit of length. It was defined as 'the length of the path travelled by light in vacuum during a time interval of 1/299792458 of a second' in 1983.
micrometer [µm]1 micrometer = 10-6 meter.
mil1 mil (also known as thou) = 0.0000254 meter = 1/1000 inch.
mile (UK and US)1 mile (UK and US) = 1609.344 meters.
mile (nautical)1 mile (nautical) = 1852 meters.
millimeter [mm]1 millimeter = 0.001 meter.
nanometer [nm]1 nanometer = 10-9 meter.
parsec1 parsec is about 3.26 light-years. 1 parsec = 3.0857×1016 meters.
picometer1 picometer = 10-12 meters.
Scandinavian mile1 Scandinavian mile = 10000 meters.
thou1 thou (also known as mil) = 0.0000254 meter.
yard1 yard = 0.9144 meter.