ConvertNavi

Astronomical unit to Kilometer (AU → km)

Convert astronomical unit to kilometer instantly. The conversion factor below is exact by international definition.

Realtime·length·astronomical
Exact
AU
× 149,597,870.7
km
149,597,870.7
Precision [auto]
6

📐AU to km formulaExact

km = AU × 1.495979e+8
Inverse: AU = km × 6.684587e-9

Worked example: 1 AU = 1.495979e+8 km

ℹ️About these units

Astronomical unit (AU)
Source: IAU 2012 definition.
Kilometer (km)
Road distances in most countries.

📊Reference table: AU → km

Astronomical unit (AU)Kilometer (km)
1149,597,870.7
2299,195,741.4
5747,989,353.5
101,495,978,707
152,243,968,060.5
202,991,957,414
253,739,946,767.5
507,479,893,535
10014,959,787,070
25037,399,467,675
50074,798,935,350
750112,198,403,025
1,000149,597,870,700

Want a downloadable CSV? Append ?format=csv to the API /api/v1/table endpoint.

🔁Reverse & related

Reverse: km → AUAU → mAU → dmAU → cmAU → mmAU → μmAU → nmAU → inAU → ft

🔌API & widget

GET https://convertnavi.com/api/v1/convert?value=10&from=astronomical-unit&to=kilometer
Embed this converter
<div data-convertnavi="astronomical-unit->kilometer"></div>
<script async src="https://convertnavi.com/embed.js"></script>