HIP 21779
HIP 21779 is a B-type (Blue-White) star located in the constellation Perseus.
HIP 21779 is an extraordinarily remote star, situated approximately 326,156 light-years from Earth.
HIP 21779 is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
HIP 21779 has an apparent magnitude of +9.12, 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 +0.110.
الخصائص الفيزيائية
| النوع الطيفي | Class B — B-type (Blue-White) |
| مؤشر اللون (B−V) | 0,110 |
الرصد
| القدر الظاهري | +9.12 |
| القدر المطلق | -10,88 |
| المسافة | 326,156 ly |
| الكوكبة | Perseus |
الموضع
| المطلع المستقيم | 4h 40,74m |
| الميل | 52° 37,00′ |
الأسئلة الشائعة
What type of star is HIP 21779?
HIP 21779 is a Class B — B-type (Blue-White) star.
How far is HIP 21779 from Earth?
HIP 21779 is approximately 326,156.0 light-years from Earth.
Can you see HIP 21779 with the naked eye?
With an apparent magnitude of 9.12, HIP 21779 is not visible to the naked eye.
What constellation is HIP 21779 in?
HIP 21779 is located in the constellation Perseus.