HIP 81931
HIP 81931 is a K-type (Orange) star.
At a distance of roughly 1,094 light-years, HIP 81931 is a distant star lying deep within the Milky Way galaxy.
HIP 81931 is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
HIP 81931 has an apparent magnitude of +7.45, 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 +1.611.
物理特性
| 光谱类型 | K Class K — K-type (Orange) |
| 色指数 (B−V) | 1.611 |
观测
| 视星等 | +7.45 |
| 绝对星等 | -0.18 |
| 距离 | 1,094 ly |
位置
| 赤经 | 16h 44.08m |
| 赤纬 | -18° 32.47′ |
Frequently Asked Questions
What type of star is HIP 81931?
HIP 81931 is a Class K — K-type (Orange) star.
How far is HIP 81931 from Earth?
HIP 81931 is approximately 1,094.5 light-years from Earth.
Can you see HIP 81931 with the naked eye?
With an apparent magnitude of 7.45, HIP 81931 is not visible to the naked eye.