Brachium
20Sig Lib
Brachium is a M-type (Red) star. It carries the designation 20Sig Lib.
Located approximately 288.4 light-years from Earth, Brachium resides within the broader disk of our Milky Way galaxy.
Brachium is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
At an apparent magnitude of +3.25, Brachium 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 red hue, which corresponds to a B-V color index of +1.674.
物理特性
| 光谱类型 | M Class M — M-type (Red) |
| 色指数 (B−V) | 1.674 |
观测
| 视星等 | +3.25 |
| 绝对星等 | -1.48 |
| 距离 | 288 ly |
位置
| 赤经 | 15h 4.07m |
| 赤纬 | -25° 16.92′ |
Frequently Asked Questions
What type of star is Brachium?
Brachium is a Class M — M-type (Red) star.
How far is Brachium from Earth?
Brachium is approximately 288.4 light-years from Earth.
Can you see Brachium with the naked eye?
With an apparent magnitude of 3.25, Brachium is visible to the naked eye.