2 UMa

2 UMa

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2 UMa is a A-type (White) star located in the constellation Ursa Major. It carries the designation 2 UMa.

Located approximately 152.5 light-years from Earth, 2 UMa resides within the broader disk of our Milky Way galaxy.

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

With an apparent magnitude of +5.47, 2 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 +0.207.

Physical Properties

Spectral Class A Class A — A-type (White)
Color Index (B−V) 0.207

Observation

Apparent Magnitude +5.47
Absolute Magnitude 2.12
Distance 152 ly
Constellation Ursa Major

Position

Right Ascension 8h 34.60m
Declination 65° 8.71′

Frequently Asked Questions

What type of star is 2 UMa?
2 UMa is a Class A — A-type (White) star.
How far is 2 UMa from Earth?
2 UMa is approximately 152.5 light-years from Earth.
Can you see 2 UMa with the naked eye?
With an apparent magnitude of 5.47, 2 UMa is visible to the naked eye.
What constellation is 2 UMa in?
2 UMa is located in the constellation Ursa Major.