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The absolute magnitude of Betelgeuse is -6.05

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14y ago

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What is the magnitude Betelgeuse?

Betelgeuse has an apparent magnitude of 0.58 and on absolute magnitude of -6.05.


Does our sun have a lower absolute magnitude then Betelgeuse?

No, Betelgeuse has a lower absolute magnitude compared to the Sun. Betelgeuse is a red supergiant star with a much larger luminosity, making it appear brighter despite its greater distance from Earth.


What star is brighter Betelgeuse or Rigel?

Betelgeuse has an apparent magnitude of 0.42(v) and an absolute magnitude of -6.02. Rigel has an apparent magnitude of 0.12 and an absolute magnitude of -7.04. So Rigel is brighter.


Does the absolute magnitude of the sun show that it is the brightest star?

No. The sun has an absolute magnitude of 4.83. By comparison, Betelgeuse has an absolute magnitude of -5.85. Lower numbers indicate a brighter star. In this case Betelgeuse is actually several thousand times brighter than the sun. The sun is the brightest star as measure by apparent magnitude, which is how bright a star looks from a given location and depends on both absolute magnitude and distance.


Why does a star such as betelgeuse which is located far from earth have a much greater absolute magnitude than apparent magnitude?

well my reason is that the betelgeuse must be very large , because they said that the betelgeuse is located far from earth .


Why does a star such as Betelgeuse which is located far from earth have much greater absolute magnitude than apparent magnitude?

well my reason is that the betelgeuse must be very large , because they said that the betelgeuse is located far from earth .


How much brighter is Betelgeuse than our Sun?

Betelgeuse is approximately 100,000 times brighter than our Sun. This red supergiant star, located in the Orion constellation, has an absolute magnitude of about -5.14, compared to the Sun's absolute magnitude of about +4.83. Its immense brightness is due to its size and the advanced stage of its stellar evolution.


How much brighter is Alnitak than Betelgeuse?

It all depends on where you view them from. The apparent magnitude, is defined as being viewed from Earth Betelgeuse: 0.58 - Brighter Zeta Orionis (Alnitak) = 1.70 The absolute magnitude, is defined as being viewed from a distance of 10 parsecs. Betelgeuse: -5.14 Zeta Orionis: -5.25 - Brighter


What is the brightness of Betelgeuse?

Betelgeuse is a semiregular variable star located in the constellation Orion.It is the second brightest star in the constellation and the ninth brightest star in the night sky.It has an apparent magnitude of 0.58 (Var 0.3 -> 1.2) and an absolute magnitude of -5.14.See related link for more information.


What is the absolute brightness of Betelgeuse?

-6.02


How bright is a star really is?

We use the phrase "absolute magnitude" to describe how bright a star really is, and "apparent magnitude" to describe how bright it looks from Earth. The lower the number, the brighter the star. Like the Richter scale of earthquakes, the scale is logarithmic; a change of "1" indicates a difference of a factor of 10. For example, the bright red supergiant star Betelgeuse, at the upper left corner of the constellation Orion, has an absolute magnitude of -5.14, and an apparent magnitude of 0.58. Our Sun has an absolute magnitude of 4.83, and an apparent magnitude of -27.6.


Which star would have the greatest absolute magnitude?

The star with the greatest absolute magnitude is typically a supergiant star, such as a blue supergiant like Rigel or a red supergiant like Betelgeuse. These stars can have absolute magnitudes of around -6 to -12, depending on their size and luminosity. In contrast, the absolute magnitude of our Sun is about +4.83, illustrating the immense brightness of supergiants compared to other stars. Generally, more massive stars tend to have more negative absolute magnitudes, indicating higher luminosity.