kilometer to astronomical unit
Please provide values below to convert kilometer [km] to astronomical unit [AU, UA], or change ↔.
kilometer [km]
Definition: A kilometer is a unit of length equal to 1,000 meters.
Historyandorigin: Derived from the meter, the kilometer was introduced in the late 18th century as part of the metric system.
CurrentUse: It is commonly used to measure long distances, such as between cities.
funfact: The prefix 'kilo-' comes from the Greek word 'khilioi,' meaning 'thousand.'
astronomical unit [AU, UA]
Definition: An astronomical unit is a unit of length approximately equal to the distance from the Earth to the Sun.
Historyandorigin: It was defined in 1976 as exactly 149,597,870,691 meters.
CurrentUse: It is used in astronomy to measure distances within the Solar System.
funfact: The AU is approximately 93 million miles.
kilometer [km] to astronomical unit [AU, UA] Conversion Table
| 1 kilometer [km] | 6.684587122E-9 astronomical unit [AU, UA] |
| 2 kilometer [km] | 1.336917424E-8 astronomical unit [AU, UA] |
| 3 kilometer [km] | 2.005376136E-8 astronomical unit [AU, UA] |
| 5 kilometer [km] | 3.342293561E-8 astronomical unit [AU, UA] |
| 10 kilometer [km] | 6.684587122E-8 astronomical unit [AU, UA] |
| 50 kilometer [km] | 3.342293561E-7 astronomical unit [AU, UA] |
| 100 kilometer [km] | 6.684587122E-7 astronomical unit [AU, UA] |
| 1000 kilometer [km] | 0.0000066846 astronomical unit [AU, UA] |
| 10000 kilometer [km] | 0.0000668459 astronomical unit [AU, UA] |
| 100000 kilometer [km] | 0.0006684587 astronomical unit [AU, UA] |
| 1000000 kilometer [km] | 0.0066845871 astronomical unit [AU, UA] |
How to Convert kilometer to astronomical unit
1 kilometer [km] = 6.684587122E-9 astronomical unit [AU, UA]
1 astronomical unit [AU, UA] = 149597870.69 kilometer [km]
we use cross multiplication method
kilometer [km] → astronomical unit [AU, UA]
1 → 6.684587122E-9
1.5 → ?( suppose x)
=>1.5*6.684587122E-9=1*x
by simplifying
x=1.002688068E-8