Mizar
79Zet UMa
Mizar is a A-type (White) star located in the constellation Ursa Major. It carries the designation 79Zet UMa.
Located approximately 85.8 light-years from Earth, Mizar resides within the broader disk of our Milky Way galaxy.
Mizar is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
At an apparent magnitude of +2.23, Mizar is visible to the naked eye under reasonably clear skies. It may require dark-sky conditions to be seen comfortably in areas with significant light pollution. Observers will note its blue-white hue, which corresponds to a B-V color index of +0.057.
Physical Properties
| Spectral Class | Class A — A-type (White) |
| Color Index (B−V) | 0.057 |
Observation
| Apparent Magnitude | +2.23 |
| Absolute Magnitude | 0.13 |
| Distance | 85.8 ly |
| Constellation | Ursa Major |
Position
| Right Ascension | 13h 23.92m |
| Declination | 54° 55.52′ |
Frequently Asked Questions
What type of star is Mizar?
Mizar is a Class A — A-type (White) star.
How far is Mizar from Earth?
Mizar is approximately 85.8 light-years from Earth.
Can you see Mizar with the naked eye?
With an apparent magnitude of 2.23, Mizar is visible to the naked eye.
What constellation is Mizar in?
Mizar is located in the constellation Ursa Major.