HIP 20817
HIP 20817 is a A-type (White) star located in the constellation Perseus.
Located approximately 701.4 light-years from Earth, HIP 20817 resides within the broader disk of our Milky Way galaxy.
HIP 20817 is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
HIP 20817 has an apparent magnitude of +9.24, 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 +0.325.
Физические свойства
| Спектральный класс | Class A — A-type (White) |
| Показатель цвета (B−V) | 0,325 |
Наблюдение
| Видимая звёздная величина | +9.24 |
| Абсолютная звёздная величина | 2,58 |
| Расстояние | 701 ly |
| Созвездие | Perseus |
Положение
| Прямое восхождение | 4h 27,63m |
| Склонение | 32° 50,90′ |
Часто задаваемые вопросы
What type of star is HIP 20817?
HIP 20817 is a Class A — A-type (White) star.
How far is HIP 20817 from Earth?
HIP 20817 is approximately 701.4 light-years from Earth.
Can you see HIP 20817 with the naked eye?
With an apparent magnitude of 9.24, HIP 20817 is not visible to the naked eye.
What constellation is HIP 20817 in?
HIP 20817 is located in the constellation Perseus.