74 UMa
74 UMa
74 UMa is a A-type (White) star located in the constellation Ursa Major. It carries the designation 74 UMa.
Located approximately 273.2 light-years from Earth, 74 UMa resides within the broader disk of our Milky Way galaxy.
74 UMa is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.37, 74 UMa sits near the limit of naked-eye visibility. It can be glimpsed without optical aid under dark skies, but binoculars will make observation much easier. Observers will note its blue-white hue, which corresponds to a B-V color index of +0.205.
物理的特性
| スペクトル型 | Class A — A-type (White) |
| 色指数 (B−V) | 0.205 |
観測
| 見かけの等級 | +5.37 |
| 絶対等級 | 0.76 |
| 距離 | 273 ly |
| 星座 | Ursa Major |
位置
| 赤経 | 12h 29.96m |
| 赤緯 | 58° 24.34′ |
よくある質問
What type of star is 74 UMa?
74 UMa is a Class A — A-type (White) star.
How far is 74 UMa from Earth?
74 UMa is approximately 273.2 light-years from Earth.
Can you see 74 UMa with the naked eye?
With an apparent magnitude of 5.37, 74 UMa is visible to the naked eye.
What constellation is 74 UMa in?
74 UMa is located in the constellation Ursa Major.