Alula Borealis
54Nu UMa
Alula Borealis is a K-type (Orange) star located in the constellation Ursa Major. It carries the designation 54Nu UMa.
Located approximately 399.2 light-years from Earth, Alula Borealis resides within the broader disk of our Milky Way galaxy.
Alula Borealis is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
At an apparent magnitude of +3.49, Alula 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 red hue, which corresponds to a B-V color index of +1.400.
Đặc tính vật lý
| Phân Loại Quang Phổ | K Class K — K-type (Orange) |
| Chỉ số màu (B−V) | 1,400 |
Quan sát
| Cấp Sao Biểu Kiến | +3.49 |
| Cấp Sao Tuyệt Đối | -1,95 |
| Khoảng Cách | 399 ly |
| Chòm Sao | Ursa Major |
Vị trí
| Xích kinh | 11h 18,48m |
| Xích vĩ | 33° 5,66′ |
Frequently Asked Questions
What type of star is Alula Borealis?
Alula Borealis is a Class K — K-type (Orange) star.
How far is Alula Borealis from Earth?
Alula Borealis is approximately 399.2 light-years from Earth.
Can you see Alula Borealis with the naked eye?
With an apparent magnitude of 3.49, Alula Borealis is visible to the naked eye.
What constellation is Alula Borealis in?
Alula Borealis is located in the constellation Ursa Major.