HIP 21784
HIP 21784 is a A-type (White) star.
Located approximately 801.4 light-years from Earth, HIP 21784 resides within the broader disk of our Milky Way galaxy.
HIP 21784 is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
HIP 21784 has an apparent magnitude of +9.06, 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 +0.196.
物理的特性
| スペクトル型 | A Class A — A-type (White) |
| 色指数 (B−V) | 0.196 |
観測
| 見かけの等級 | +9.06 |
| 絶対等級 | 2.11 |
| 距離 | 801 ly |
位置
| 赤経 | 4h 40.81m |
| 赤緯 | -39° 50.63′ |
Frequently Asked Questions
What type of star is HIP 21784?
HIP 21784 is a Class A — A-type (White) star.
How far is HIP 21784 from Earth?
HIP 21784 is approximately 801.4 light-years from Earth.
Can you see HIP 21784 with the naked eye?
With an apparent magnitude of 9.06, HIP 21784 is not visible to the naked eye.