HIP 81420
HIP 81420 is a M-type (Red) star located in the constellation Hercules.
HIP 81420 is an extraordinarily remote star, situated approximately 326,156 light-years from Earth.
HIP 81420 is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
HIP 81420 has an apparent magnitude of +8.83, placing it beyond naked-eye visibility. A good pair of binoculars or a small telescope is required to observe this star. Observers will note its red hue, which corresponds to a B-V color index of +1.696.
物理特性
| 光谱类型 | Class M — M-type (Red) |
| 色指数 (B−V) | 1.696 |
观测
| 视星等 | +8.83 |
| 绝对星等 | -11.17 |
| 距离 | 326,156 ly |
| 星座 | Hercules |
位置
| 赤经 | 16h 37.77m |
| 赤纬 | 42° 31.63′ |
常见问题
What type of star is HIP 81420?
HIP 81420 is a Class M — M-type (Red) star.
How far is HIP 81420 from Earth?
HIP 81420 is approximately 326,156.0 light-years from Earth.
Can you see HIP 81420 with the naked eye?
With an apparent magnitude of 8.83, HIP 81420 is not visible to the naked eye.
What constellation is HIP 81420 in?
HIP 81420 is located in the constellation Hercules.