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Merak is a star, not a constellation.
Merak and Dubhe are the two "pointer" stars at the lip of the Big Dipper, that point to Polaris in the northern sky. Merak is an "A1" spectral class "white" star, about 3 times more massive than the Sun, and correspondingly hotter.
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How far is merak the star from earth?
78 light years
How far is merak from earth?
Merak is a star in the Big Dipper constellation, which is part of our Milky Way galaxy. The distance between Earth and Merak is about 79.7 light-years.
What is it called when a star suddenly increases in brightness?
A nova is a star that suddenly increases in brightness.
List three factors that control the apparent brightness of a star as seen from earth?
The apparent brightness of a star is determined by its luminosity (true brightness), distance from Earth, and any intervening dust or gas that may absorb or scatter its light. These factors affect how bright a star appears in the night sky to an observer on Earth.
What is the size of the star Merak in the Big Dipper?
Its mass is 2.7 times that of our sun whil its radius is 3.02 times as large.
Temperature and radius of merak star?
the distances of the merak star
What color star is Merak?
Merak is a greenish white star
What type of star merak?
it is a white main sequence star
What are the name of the pointer star?
Merak and Dubhe
How far is merak the star from earth?
78 light years
How far is merak from earth?
Merak is a star in the Big Dipper constellation, which is part of our Milky Way galaxy. The distance between Earth and Merak is about 79.7 light-years.
What type of star is Merak?
Merak is a blue-white main sequence star, also known as a type A1V star. It is part of the Big Dipper (Ursa Major) constellation and is approximately 79 light-years away from Earth.
What is the color and temperature of merak?
Merak, also known as Beta Ursae Majoris, is a blue-white star located in the constellation Ursa Major. Its surface temperature is approximately 80,000 Kelvin, which contributes to its blue hue. As a spectral type B star, Merak is much hotter and more luminous than our Sun.
What does the absolute brightness of the star depend on?
the brightness of a star
What are two bright stars in the cup of the big dipper called?
The two bright stars in the cup of the Big Dipper are called Dubhe and Merak. Dubhe is the first star in the bowl, while Merak is the second. Together, they are often used in navigation to locate the North Star, Polaris, by drawing a line from Merak through Dubhe.
What is the measure of the star's brightness?
The measure of a star's brightness is its magnitude. A star's brightness as it appears from Earth is called its Apparent Magnitude.Star's brightness is measured by there magnitude.
Where is merak located exactly?
Merak is a star located at the zodiac sign "grand bear". You can only see it by night on the nothern hemisphere. It is visible the whole year with eyes only.
