HIP 81057
HIP 81057 is a M-type (Red) star located in the constellation Hercules.
At a distance of roughly 1,599 light-years, HIP 81057 is a distant star lying deep within the Milky Way galaxy.
HIP 81057 is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
HIP 81057 has an apparent magnitude of +9.69, 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 +1.644.
物理特性
| 光谱类型 | Class M — M-type (Red) |
| 色指数 (B−V) | 1.644 |
观测
| 视星等 | +9.69 |
| 绝对星等 | 1.24 |
| 距离 | 1,599 ly |
| 星座 | Hercules |
位置
| 赤经 | 16h 33.29m |
| 赤纬 | 35° 42.70′ |
常见问题
What type of star is HIP 81057?
HIP 81057 is a Class M — M-type (Red) star.
How far is HIP 81057 from Earth?
HIP 81057 is approximately 1,598.8 light-years from Earth.
Can you see HIP 81057 with the naked eye?
With an apparent magnitude of 9.69, HIP 81057 is not visible to the naked eye.
What constellation is HIP 81057 in?
HIP 81057 is located in the constellation Hercules.