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What color are Dubhe and Alioth in the big dipper?
Dubhe appears yellow-orange in color, while Alioth appears bluish-white.
What are the name of the pointer star?
Merak and Dubhe
How do you pronounce the star dubhe?
The star Dubhe is pronounced "DOO-bee." It is the second-brightest star in the constellation Ursa Major, also known as the Big Dipper.
What are the names of the 2 pointer stars?
Merak and Dubhe
How old is the star Dubhe?
11,000 years old
What kind of star is the Dubhe?
Alpha Ursae Majoris (α UMa / α Ursae Majoris) is the second-brightest star in the constellation of Ursa Major (despite its Bayer designation of "alpha"). It also has the traditional name Dubhe. It forms part of the Big Dipper (also known in English as the Plough or the Great Bear), and is the northern of the pointers, the two stars of Ursa Major which point towards Polaris. However, it is not part of the Ursa Major moving group. Instead, it is an evolved helium-burning star, about 124 light years away. It is a multiple star, orbited by a main sequence companion, Dubhe B, at a distance of about 23 astronomical units (AU), as well as a close pair, Dubhe C, at a distance of about 8000 AU. The traditional name comes from the Arabic for "bear", dubb, from the phrase ظهر الدب الاكبر‎żahr ad-dubb al-akbar "the back of the Greater Bear".
What are the names of the two pointer stars of the big Dipper?
Merak and Dubhe.
Is the Dubhe star a red giant?
Dubhe is not a red giant but rather a subgiant star. It is the brightest star in the Big Dipper asterism and is classified as an evolved F-type subgiant star.
Is the star dubhe a main-seguence star?
Yes, Dubhe is a main-sequence star. It is a type A0V star, which means it is a hot, blue-white star that is fusing hydrogen into helium in its core. Main-sequence stars like Dubhe are in the stable phase of their life cycle, where they generate energy through nuclear fusion.
What is the temperature of Dubhe?
Dubhe is a star in the constellation Ursa Major, approximately 124 light-years away from Earth. It has a surface temperature of around 5,800 degrees Celsius (10,500 degrees Fahrenheit).
Why are Dubhe and Merak called pointers?
because they have three star in the solar by melinda Myers
What is the color of the star dubhe?
Dubhe is the traditional name for Alpha Ursae Majoris, a star system in the Plough constellation (Big Dipper). The main star is a orange/red supergiant, but two other smaller yellowish white stars are also part of the same system.
