The magnitude of a star means how bright it is.
the brightness of a star is called it's magnitude
The star is called Altair; the absolute magnitude is estimated at 2.21.The star is called Altair; the absolute magnitude is estimated at 2.21.The star is called Altair; the absolute magnitude is estimated at 2.21.The star is called Altair; the absolute magnitude is estimated at 2.21.
That's the number called the star's "Absolute Magnitude".That is called the star's "absolute magnitude".
The magnitude of a star refers to its brightness.
The Polar star is the star that is magnitude. This is a Luminosity star.
The brightness of a star is called visual magnitude. The lower the visual magnitude is the brighter the star is.
Distance
Distance
That's called the star's absolute magnitude.
magnitude
Apparent magnitude.
The brightness of a star to an observer on Earth is called it's Apparent Magnitude. The intrinsic brightness of a star is known as it's Absolute Magnitude.