Alpha Coronae Borealis
5Alp CrB
Alpha Coronae Borealis is a A-type (White) star. It carries the designation 5Alp CrB.
Located approximately 75.0 light-years from Earth, Alpha Coronae Borealis resides within the broader disk of our Milky Way galaxy.
Alpha Coronae Borealis is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
At an apparent magnitude of +2.22, Alpha Coronae Borealis is visible to the naked eye under reasonably clear skies. It may require dark-sky conditions to be seen comfortably in areas with significant light pollution. Observers will note its blue-white hue, which corresponds to a B-V color index of +0.032.
Đặc tính vật lý
| Phân Loại Quang Phổ | Class A — A-type (White) |
| Chỉ số màu (B−V) | 0,032 |
Quan sát
| Cấp Sao Biểu Kiến | +2.22 |
| Cấp Sao Tuyệt Đối | 0,41 |
| Khoảng Cách | 75.0 ly |
Vị trí
| Xích kinh | 15h 34,69m |
| Xích vĩ | 26° 42,88′ |
Câu hỏi thường gặp
What type of star is Alpha Coronae Borealis?
Alpha Coronae Borealis is a Class A — A-type (White) star.
How far is Alpha Coronae Borealis from Earth?
Alpha Coronae Borealis is approximately 75.0 light-years from Earth.
Can you see Alpha Coronae Borealis with the naked eye?
With an apparent magnitude of 2.22, Alpha Coronae Borealis is visible to the naked eye.