HIP 21807
HIP 21807 is a F-type (Yellow-White) star located in the constellation Perseus.
Located approximately 288.9 light-years from Earth, HIP 21807 resides within the broader disk of our Milky Way galaxy.
HIP 21807 is classified as a spectral class F star (F-type (Yellow-White)) on the Harvard spectral classification system.
HIP 21807 has an apparent magnitude of +8.09, 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 white hue, which corresponds to a B-V color index of +0.516.
物理特性
| 光谱类型 | Class F — F-type (Yellow-White) |
| 色指数 (B−V) | 0.516 |
观测
| 视星等 | +8.09 |
| 绝对星等 | 3.35 |
| 距离 | 289 ly |
| 星座 | Perseus |
位置
| 赤经 | 4h 41.08m |
| 赤纬 | 50° 3.98′ |
常见问题
What type of star is HIP 21807?
HIP 21807 is a Class F — F-type (Yellow-White) star.
How far is HIP 21807 from Earth?
HIP 21807 is approximately 288.9 light-years from Earth.
Can you see HIP 21807 with the naked eye?
With an apparent magnitude of 8.09, HIP 21807 is not visible to the naked eye.
What constellation is HIP 21807 in?
HIP 21807 is located in the constellation Perseus.