Alp Ara
Alp Ara
Alp Ara is a B-type (Blue-White) star. It carries the designation Alp Ara.
Located approximately 267.3 light-years from Earth, Alp Ara resides within the broader disk of our Milky Way galaxy.
Alp Ara is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
At an apparent magnitude of +2.84, Alp Ara 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 hue, which corresponds to a B-V color index of -0.136.
物理特性
| 光谱类型 | Class B — B-type (Blue-White) |
| 色指数 (B−V) | -0.136 |
观测
| 视星等 | +2.84 |
| 绝对星等 | -1.73 |
| 距离 | 267 ly |
位置
| 赤经 | 17h 31.84m |
| 赤纬 | -49° 52.57′ |
常见问题
What type of star is Alp Ara?
Alp Ara is a Class B — B-type (Blue-White) star.
How far is Alp Ara from Earth?
Alp Ara is approximately 267.3 light-years from Earth.
Can you see Alp Ara with the naked eye?
With an apparent magnitude of 2.84, Alp Ara is visible to the naked eye.