55 UMa

55 UMa

55 UMa is a A-type (White) star located in the constellation Ursa Major. It carries the designation 55 UMa.

Located approximately 191.9 light-years from Earth, 55 UMa resides within the broader disk of our Milky Way galaxy.

55 UMa is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.

With an apparent magnitude of +4.76, 55 UMa sits near the limit of naked-eye visibility. It can be glimpsed without optical aid under dark skies, but binoculars will make observation much easier. Observers will note its blue-white hue, which corresponds to a B-V color index of +0.113.

الخصائص الفيزيائية

النوع الطيفي Class A — A-type (White)
مؤشر اللون (B−V) 0,113

الرصد

القدر الظاهري +4.76
القدر المطلق 0,91
المسافة 192 ly
الكوكبة Ursa Major

الموضع

المطلع المستقيم 11h 19,13m
الميل 38° 11,13′

الأسئلة الشائعة

What type of star is 55 UMa?
55 UMa is a Class A — A-type (White) star.
How far is 55 UMa from Earth?
55 UMa is approximately 191.9 light-years from Earth.
Can you see 55 UMa with the naked eye?
With an apparent magnitude of 4.76, 55 UMa is visible to the naked eye.
What constellation is 55 UMa in?
55 UMa is located in the constellation Ursa Major.