Megrez
69Del UMa
Megrez is a A-type (White) star located in the constellation Ursa Major. It carries the designation 69Del UMa.
Located approximately 80.5 light-years from Earth, Megrez resides within the broader disk of our Milky Way galaxy.
Megrez is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
At an apparent magnitude of +3.32, Megrez 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 +0.077.
物理特性
| 光谱类型 | Class A — A-type (White) |
| 色指数 (B−V) | 0.077 |
观测
| 视星等 | +3.32 |
| 绝对星等 | 1.36 |
| 距离 | 80.5 ly |
| 星座 | Ursa Major |
位置
| 赤经 | 12h 15.43m |
| 赤纬 | 57° 1.96′ |
常见问题
What type of star is Megrez?
Megrez is a Class A — A-type (White) star.
How far is Megrez from Earth?
Megrez is approximately 80.5 light-years from Earth.
Can you see Megrez with the naked eye?
With an apparent magnitude of 3.32, Megrez is visible to the naked eye.
What constellation is Megrez in?
Megrez is located in the constellation Ursa Major.