Convert 690 Light Seconds to Astronomical Units
How far is 690 light seconds? How long is 690 light seconds in astronomical units? 690 light seconds to AU conversion.
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690 Light Seconds ≈
1.3827523 Astronomical Units
result rounded
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Result in Plain English
690 light seconds is equal to about 1.38 astronomical units.
To a Percentage
690 light seconds ≈ 138% of a astronomical unit.
In Scientific Notation
690 light seconds
= 6.9 x 102 light seconds
≈ 1.38275 x 100 astronomical units
Light Seconds
A light second is the distance that light travels in one second. It is exactly 299,792.458 kilometers or about 186,000 miles.
Astronomical Units
An astronomical unit is the average distance between the Earth and the Sun. Estimates of this distance have varied over time. It is now defined as exactly 149,597,870.7 kilometers.