kilometer to astronomical unit
Please provide values below to convert kilometer [km] to astronomical unit [AU], or change ↔.
kilometer [km]
Definition: A unit of length in the metric system, equal to 1,000 meters.
Historyandorigin: The kilometer is derived from the metric system, based on the meter, which was established in 1795 by the French.
CurrentUse: Commonly used in most countries around the world to measure distances on land.
funfact: The kilometer is widely used in everyday measurements, especially in road signs for distances!
astronomical unit [AU]
Definition: A unit of length used to measure distances within our solar system, defined as the mean distance between the Earth and the Sun, approximately 149.6 million kilometers.
Historyandorigin: The concept of the astronomical unit was introduced in the 19th century as a standard for measuring celestial distances.
CurrentUse: Commonly used in astronomy to describe distances between celestial bodies within our solar system.
funfact: One AU is equivalent to about 93 million miles!
kilometer [km] to astronomical unit [AU] Conversion Table
| 1 kilometer [km] | 6.684587122E-9 astronomical unit [AU] |
| 2 kilometer [km] | 1.336917424E-8 astronomical unit [AU] |
| 3 kilometer [km] | 2.005376136E-8 astronomical unit [AU] |
| 5 kilometer [km] | 3.342293561E-8 astronomical unit [AU] |
| 10 kilometer [km] | 6.684587122E-8 astronomical unit [AU] |
| 50 kilometer [km] | 3.342293561E-7 astronomical unit [AU] |
| 100 kilometer [km] | 6.684587122E-7 astronomical unit [AU] |
| 1000 kilometer [km] | 0.0000066846 astronomical unit [AU] |
| 10000 kilometer [km] | 0.0000668459 astronomical unit [AU] |
| 100000 kilometer [km] | 0.0006684587 astronomical unit [AU] |
| 1000000 kilometer [km] | 0.0066845871 astronomical unit [AU] |
How to Convert kilometer to astronomical unit
1 kilometer [km] = 6.684587122E-9 astronomical unit [AU]
1 astronomical unit [AU] = 149597870.69 kilometer [km]
we use cross multiplication method
kilometer [km] → astronomical unit [AU]
1 → 6.684587122E-9
1.5 → ?( suppose x)
=>1.5*6.684587122E-9=1*x
by simplifying
x=1.002688068E-8