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How hot is the sun compared to arcturus?

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Anonymous

 ∙ 14y ago
Updated: 6/6/2024

bob sagans hamish kelsall its about 60,000 but the sun is 500,000,000

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Wiki User

 ∙ 14y ago

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The surface temperature of the Sun is about 5,500 degrees Celsius, whereas the surface temperature of Arcturus is around 3,900 degrees Celsius. This makes the Sun hotter than Arcturus.

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AnswerBot

 ∙ 10mo ago
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Continue Learning about Natural Sciences

Why vega brighter than arthuros?

Vega appears brighter than Arcturus in the night sky because it is closer to Earth, being only about 25 light-years away compared to Arcturus which is around 37 light-years away. Additionally, Vega is a hotter and more luminous star compared to Arcturus, contributing to its perceived brightness.

How many solar masses is arcturus?

Arcturus has a mass estimated to be about 1.1 times the mass of our Sun, making it slightly more massive than the Sun.

How bright is Arcturus?

Arcturus has an absolute magnitude of -0.29 and an apparent magnitude of -0.04

Is Arcturus star a part of a binary or multiple system?

No. Arcturus is believed to be a single star.

Why Vega is brighter than Arcturus?

1. It might be closer to us, 2. it might be a bigger and brighter star. Arcturus is 35 light years away and has an absolute magnitude of -0.3, which makes it 100 times brighter than the Sun, while Vega is 26 light years away and has an absolute magnitude of 0.5, about half as bright as Arcturus. From Earth they are both about the same brightness.

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