Astronomical unit (AU)

A unit of length & distance.

Symbol: AU
System: astronomical
Category: Length & Distance
Exact?: Yes

Definition source: IAU 2012 definition.

Also written as: au, astronomical unit, astronomical units

Common conversions from AU

1 AU = 149,597,870,700 m

Astronomical unit → Meter

1 AU = 149,597,870.7 km

Astronomical unit → Kilometer

1 AU = 1,495,978,707,000 dm

Astronomical unit → Decimeter

1 AU = 14,959,787,070,000 cm

Astronomical unit → Centimeter

1 AU = 149,597,870,700,000 mm

Astronomical unit → Millimeter

1 AU = 149,597,870,700,000,000 μm

Astronomical unit → Micrometer

1 AU = 149,597,870,700,000,000,000 nm

Astronomical unit → Nanometer

1 AU = 5,889,679,948,818.9 in

Astronomical unit → Inch

1 AU = 490,806,662,401.57 ft

Astronomical unit → Foot

1 AU = 163,602,220,800.52 yd

Astronomical unit → Yard

1 AU = 92,955,807.27 mi

Astronomical unit → Mile

1 AU = 80,776,388.07 nmi

Astronomical unit → Nautical mile