Distance Converter

Distance Conversion [?]
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User Guide

This distance converter and conversion scale can be used to convert any measurement of distance from one unit of distance to another.

Conversion Factors

The following units and associated conversion factors in metres (SI units for distance) are used by this distance converter:

SI Metric Prefix Distance Units

yoctometre (ym) – 1 x 10^-24 m
zeptometre (zm) – 1 x 10^-21 m
attometre (am) – 1 x 10^-18 m
femtometre (fm) – 1 x 10^-15 m
picometre (pm) – 1 x 10^-12 m
nanometre (nm) – 1 x 10^-9 m
micrometre (µm) – 0.000001 m
millimetre (mm) – 0.001 m
centimetre (cm) – 0.01 m
decimetre (dm) – 0.1 m
metre (m) – 1 m
decametre (dam) – 10 m
hectometre (hm) – 100 m
kilometre (km) – 1,000 m
megametre (Mm) – 1,000,000 m
gigametre (Gm) – 1 x 10⁺⁹ m
terametre (Tm) – 1 x 10⁺¹² m
petametre (Pm) – 1 x 10⁺¹⁵ m
exametre (Em) – 1 x 10⁺¹⁸ m
zettametre (Zm) – 1 x 10⁺²¹ m
yottametre (Ym) – 1 x 10⁺²⁴ m

Imperial and US Distance Units

thousandth of an inch (thou) – 0.0000254 m
inch (in) – 0.0254 m
foot (ft) – 0.3048 m
yard (yd) – 0.9144 m
mile (mi) – 1,609.344 m
nautical mile (nmi) – 1,852 m

Astronomical Distance Units

astronomical unit (au) – 149,597,870,700 m
light-year (ly) – 9,460,730,472,580,800 m
parsec (pc) – 30,856,775,814,913,672.789… m
kiloparsec (kpc) – 3.0856775814913672789… x 10⁺¹⁹ m
megaparsec (Mpc) – 3.0856775814913672789… x 10⁺²² m
gigaparsec (Gpc) – 3.0856775814913672789… x 10⁺²⁵ m