21Nu Lib
21Nu Lib
21Nu Lib is a K-type (Orange) star. It carries the designation 21Nu Lib.
Located approximately 695.4 light-years from Earth, 21Nu Lib resides within the broader disk of our Milky Way galaxy.
21Nu Lib is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
With an apparent magnitude of +5.19, 21Nu Lib 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 red hue, which corresponds to a B-V color index of +1.589.
物理特性
| 光谱类型 | K Class K — K-type (Orange) |
| 色指数 (B−V) | 1.589 |
观测
| 视星等 | +5.19 |
| 绝对星等 | -1.45 |
| 距离 | 695 ly |
位置
| 赤经 | 15h 6.63m |
| 赤纬 | -16° 15.41′ |
Frequently Asked Questions
What type of star is 21Nu Lib?
21Nu Lib is a Class K — K-type (Orange) star.
How far is 21Nu Lib from Earth?
21Nu Lib is approximately 695.4 light-years from Earth.
Can you see 21Nu Lib with the naked eye?
With an apparent magnitude of 5.19, 21Nu Lib is visible to the naked eye.