HIP 21739
HIP 21739 is a A-type (White) star located in the constellation Taurus.
At a distance of roughly 1,045 light-years, HIP 21739 is a distant star lying deep within the Milky Way galaxy.
HIP 21739 is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
HIP 21739 has an apparent magnitude of +8.57, 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 +0.085.
物理特性
| 光谱类型 | Class A — A-type (White) |
| 色指数 (B−V) | 0.085 |
观测
| 视星等 | +8.57 |
| 绝对星等 | 1.04 |
| 距离 | 1,045 ly |
| 星座 | Taurus |
位置
| 赤经 | 4h 40.09m |
| 赤纬 | 0° 33.04′ |
常见问题
What type of star is HIP 21739?
HIP 21739 is a Class A — A-type (White) star.
How far is HIP 21739 from Earth?
HIP 21739 is approximately 1,045.4 light-years from Earth.
Can you see HIP 21739 with the naked eye?
With an apparent magnitude of 8.57, HIP 21739 is not visible to the naked eye.
What constellation is HIP 21739 in?
HIP 21739 is located in the constellation Taurus.