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Algol or the Demon star is a star in the constellation Perseus.

It has an apparent magnitude (as seen from Earth) of 2.12 or an absolute magnitude of -0.15.

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14y ago
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9y ago

-0.15

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Q: What is the absolute brightness of algol?
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Related questions

What is difference between apparent brightness and absolute brightness?

Absolute Brightness: How bright a star appears at a certain distance. Apparent Brightness: The brightness of a star as seen from Earth.


What is a stars brightness as if it were a standard distance?

Theres `Absolute Magnitude` which is the brightness of a star at a set distance. Then there is `Apparent Magnitude` which is the apparent brightness from earth, regardless of distance.


What does the absolute brightness of the star depend on?

the brightness of a star


A star's brightness as if it were a standard distance is called?

Absolute Brightness .


What is the absolute brightness of the Rigel?

The absolute magnitude is -7.92


What is the full meaning of ALGOL?

A fixed star, in Medusa's head, in the constellation Perseus, remarkable for its periodic variation in brightness.


What might influence absolute brightness?

If you mean infinite brightness, then nothing.


What is the absolute brightness of Betelgeuse?

-6.02


What factor affects the absolute brightness of a star?

Energy output, as absolute brightness (magnitude) is taken at a standard distance of 10 parsecs.


What is an non-example of absolute brightness?

Anything that is not the measure of intrinsic brightness of a celestial object.


Why Algol regularly change its brightness?

Algol is an "eclipsing binary", meaning there are two stars, one of which regularly covers the other. When that happens, we receive less light from the pair.


What affects absolute brightness?

Brightness corresponds to amplitude of waves. Greater amplitude means greater brightness (so lower amplitude means less brightness).