51 Her
51 Her
51 Her is a K-type (Orange) star located in the constellation Hercules. It carries the designation 51 Her.
Located approximately 698.4 light-years from Earth, 51 Her resides within the broader disk of our Milky Way galaxy.
51 Her is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
With an apparent magnitude of +5.03, 51 Her 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 orange hue, which corresponds to a B-V color index of +1.246.
物理特性
| 光谱类型 | K Class K — K-type (Orange) |
| 色指数 (B−V) | 1.246 |
观测
| 视星等 | +5.03 |
| 绝对星等 | -1.62 |
| 距离 | 698 ly |
| 星座 | Hercules |
位置
| 赤经 | 16h 51.75m |
| 赤纬 | 24° 39.39′ |
Frequently Asked Questions
What type of star is 51 Her?
51 Her is a Class K — K-type (Orange) star.
How far is 51 Her from Earth?
51 Her is approximately 698.4 light-years from Earth.
Can you see 51 Her with the naked eye?
With an apparent magnitude of 5.03, 51 Her is visible to the naked eye.
What constellation is 51 Her in?
51 Her is located in the constellation Hercules.