Alnair
Alp Gru
Alnair is a B-type (Blue-White) star. It carries the designation Alp Gru.
Located approximately 101.0 light-years from Earth, Alnair resides within the broader disk of our Milky Way galaxy.
Alnair is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
Alnair has an apparent magnitude of +1.73, making it a bright and prominent star that is readily visible to the naked eye. It is one of the more conspicuous stars in its region of the sky. Observers will note its blue hue, which corresponds to a B-V color index of -0.070.
物理特性
| 光谱类型 | Class B — B-type (Blue-White) |
| 色指数 (B−V) | -0.070 |
观测
| 视星等 | +1.73 |
| 绝对星等 | -0.72 |
| 距离 | 101 ly |
位置
| 赤经 | 22h 8.23m |
| 赤纬 | -46° 57.66′ |
常见问题
What type of star is Alnair?
Alnair is a Class B — B-type (Blue-White) star.
How far is Alnair from Earth?
Alnair is approximately 101.0 light-years from Earth.
Can you see Alnair with the naked eye?
With an apparent magnitude of 1.73, Alnair is visible to the naked eye.