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How hot is Sirius?

Updated: 4/28/2022
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13y ago

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Sirius is a binary star system.

  • Sirius A has a temperature of about 9,940 K
  • Sirius B has a temperature of about 25,200 K
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Q: How hot is Sirius?
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Continue Learning about Astronomy

What is the celsius temperature of Sirius?

Sirius is a binary star. The temperature of Sirius A is roughly 10,000 degrees and Sirius B is about 25,200 degrees. These are only rough estimates as it is extremely hard to measure the exact temperature of something so hot


What is Sirius Surface temperature?

what is the sirius surface temperature


What is the temperature of Sirius a?

Sirius is a binary star. Sirius A has a temperature of about 10,000 K Sirius B has a temperature of about 25,200 K 9,940(a) k 25,200 (b) k 78


What is the flickering star in the eastern sky tonight?

The flickering star in the eastern sky tonight is most likely Sirius, also known as the Dog Star. It is the brightest star in the night sky and is visible in the early evening in the eastern sky. Sirius is a binary star system, meaning that it is made up of two stars that orbit each other. The main star, Sirius A, is a white-hot star that is much brighter than our Sun. The companion star, Sirius B, is a white dwarf star that is much fainter than Sirius A. Sirius is a very hot star, with a surface temperature of over 10,000 degrees Celsius. This heat causes the star to emit a lot of light, which is why it is so bright. Sirius is also very large, with a diameter that is about twice the diameter of our Sun. Sirius is a relatively young star, with an age of only about 250 million years. This means that it is still burning hydrogen fuel in its core. Once Sirius runs out of hydrogen fuel, it will eventually become a red giant star. Sirius is a beautiful and fascinating star that is sure to amaze stargazers for years to come.


Which is brighter Sirius or Rigel?

Sirius has a luminosity of: 25.4 while Rigel has a luminosity of: 66,000 Making Rigel brighter than Sirius.

Related questions

How hot is Sirius a?

The temperature of Sirius A is about 9,940K (or 9,666.85C).


Is the Sirius star extremely hot?

Yes - Sirius is a blue-white star - the hottest type of star there is.


What is the celsius temperature of Sirius?

Sirius is a binary star. The temperature of Sirius A is roughly 10,000 degrees and Sirius B is about 25,200 degrees. These are only rough estimates as it is extremely hard to measure the exact temperature of something so hot


Can you give an example of a hot star which is not very bright?

White dwarf stars are hot , but not very bright, because they are so small. An example is "Sirius B", the companion of "Sirius A", the brightest star in the sky.


Does Sirius Black get married?

Yes, homo sapiens. But if you wanted to ask 'Is Sirius Black homosexual?', then the answer is: 'We don't know'


What stars are near Sirius?

Sirius is actually a binary star: Sirius A, which is a white main-sequence star and which is accompanied by Sirius B, a white dwarf.Around 100 years ago it was suggested that Sirius may belong to the Ursa Major moving group. However, more recent analysis of the motion of the stars in this group, and particularly Sirius's age, ha cast doubt on that suggestion. It is now believed that Sirius may be part of the Sirius Supercluster.


What relation is Sirius to Harry Potter?

Sirius is Harry's godfather. Sirius Black is Harry's godfather.Harry is sirius's Godson.


Is 'Sirius C' real or not?

It is not real. Sirius is a two-star system containing only Sirius A and Sirius B.


How far apart are Sirius A and Sirius B?

Sirius is a binary star system Sirius A and Sirius B.The distance separating Sirius A from B varies between 8.1 and 31.5 AU. (See related question).


Is Sirius a giant?

No. Sirius consists of two stars. Sirius A is larger than the sun but is not a giant. Sirius B is a white dwarf,


Is Sirius a a white dwarf?

No, but Sirius B is,


What was name of the Chicago Bulls 2010-11 Intro Song?

The Alan Parsons Project - Sirius