Star
Merak
White star · A1V
β Ursae Majoris · Ursa Major
Shown in its true colour — like most stars, it is too far away to photograph as more than a point of light.
Merak, also called Beta Ursae Majoris, is a star in the northern constellation of Ursa Major.
Description from Wikipedia (CC BY-SA 4.0).
In your sky
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Key facts
Distance
~79.7 light-years
Apparent mag.
+2.34
Spectral type
A1V
Luminosity
60.3 × Sun
Absolute mag.
+0.40
Catalogue
HIP 53910
Spectral type
A1V
True colour from its B–V index (0.03): a surface around 9800 K.
Did you know
- Merak is also known as β Ursae Majoris.
- Its spectral type A1V marks it as a white star.
- It lies in the constellation Ursa Major.
