Template:Convert/list of units/length
| Length | ||||||
|---|---|---|---|---|---|---|
| system | unit | code (other) |
symbol | notes | conversion factor/m | combinations |
| SI | gigametre | Gm | Gm | US spelling: gigameter |
1.0 Gm (620,000 mi) | |
| megametre | Mm | Mm | US spelling: megameter |
1.0 Mm (620 mi) | ||
| kilometre | km | km | US spelling: kilometer |
1.0 km (0.62 mi) |
| |
| hectometre | hm | hm | US spelling: hectometer |
1.0 hm (330 ft) | ||
| decametre | dam | dam | US spelling: dekameter |
1.0 dam (33 ft) | ||
| metre | m | m | US spelling: meter |
1.0 m (3 ft 3 in) |
| |
| decimetre | dm | dm | US spelling: decimeter |
1.0 dm (3.9 in) | ||
| centimetre | cm | cm | US spelling: centimeter |
1.0 cm (0.39 in) |
| |
| millimetre | mm | mm | US spelling: millimeter |
1.0 mm (0.039 in) |
| |
| micrometre | μm (um, micrometre) |
μm | US spelling: micrometer |
1.0 μm (3.9×10−5 in) |
| |
| nanometre | nm | nm | US spelling: nanometer |
1.0 nm (3.9×10−8 in) | ||
| non-SI metric | ångström | Å (angstrom) |
Å | 1.0 Å (3.9×10−9 in) | ||
| Imperial & US customary |
mile | mi | mi | 1.0 mi (1.6 km) |
| |
| furlong | furlong | (none) | 1.0 furlong (660 ft; 200 m) | |||
| chain | chain | (none) | 1.0 chain (66 ft; 20 m) | |||
| rod | rd | rd | 1.0 rd (17 ft; 5.0 m) | |||
| pole | pole | (none) | equivalent to a rod | 1.0 pole (17 ft; 5.0 m) | ||
| perch | perch | (none) | equivalent to a rod | 1.0 perch (17 ft; 5.0 m) | ||
| fathom | fathom | (none) | assumes 1 fathom ≡ 6 ft | 1.0 fathom (6.0 ft; 1.8 m) | ||
| yard | yd | yd | assumes the international definition | 1.0 yd (0.91 m) |
| |
| foot | ft (foot) | ft | code "foot" will show "foot" if plural. code "ft" will show "foot" or "feet" depending on value. |
1.0 ft (0.30 m) |
| |
| hand | hand | h | 1.0 h (4 in; 10 cm) | |||
| inch | in | in | 1.0 in (25 mm) |
| ||
| Maritime units | nautical mile | nmi | nmi | the international standard nautical mile | 1.0 nmi (1.9 km; 1.2 mi) | |
| nautical mile | oldUKnmi (admiralty nmi) |
nmi | 6080 ft the pre-1970 British nautical mile |
1.0 nmi (1.9 km; 1.2 mi) | ||
| Brnmi | (Brit) nmi | |||||
| admi | nmi (admiralty) | |||||
| nautical mile | oldUSnmi | nmi | 6080.2 ft the pre-1954 US nautical mile |
1.0 nmi (1.9 km; 1.2 mi) | ||
| pre1954USnmi | (pre‑1954 US) nmi | |||||
| pre1954U.S.nmi | (pre‑1954 U.S.) nmi | |||||
| Other | gigaparsec | Gpc | Gpc | 1.0 Gpc (3.3 Gly) | ||
| megaparsec | Mpc | Mpc | 1.0 Mpc (3.3 Mly) | |||
| kiloparsec | kpc | kpc | 1.0 kpc (3.3 kly) | |||
| parsec | pc (parsec) | pc | 1.0 pc (3.3 ly) | |||
| gigalight-year | Gly | Gly | 1.0 Gly (310 Mpc) | |||
| megalight-year | Mly | Mly | 1.0 Mly (310 kpc) | |||
| kilolight-year | kly | kly | 1.0 kly (310 pc) | |||
| light-year | ly | ly | 1.0 ly (63,000 AU) | |||
| astronomical unit | AU | AU | 1.0 AU (150,000,000 km; 93,000,000 mi) | |||
(end Length units)
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