HIP 21811
HIP 21811 is a A-type (White) star.
At a distance of roughly 1,177 light-years, HIP 21811 is a distant star lying deep within the Milky Way galaxy.
HIP 21811 is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
HIP 21811 has an apparent magnitude of +9.49, 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 blue-white hue, which corresponds to a B-V color index of +0.287.
物理特性
| 光谱类型 | A Class A — A-type (White) |
| 色指数 (B−V) | 0.287 |
观测
| 视星等 | +9.49 |
| 绝对星等 | 1.70 |
| 距离 | 1,177 ly |
位置
| 赤经 | 4h 41.11m |
| 赤纬 | -64° 26.57′ |
Frequently Asked Questions
What type of star is HIP 21811?
HIP 21811 is a Class A — A-type (White) star.
How far is HIP 21811 from Earth?
HIP 21811 is approximately 1,177.5 light-years from Earth.
Can you see HIP 21811 with the naked eye?
With an apparent magnitude of 9.49, HIP 21811 is not visible to the naked eye.