Dubhe

(redirected from Alpha Ursae Majoris)
Also found in: Dictionary, Wikipedia.
Related to Alpha Ursae Majoris: Dubhe, Epsilon Ursae Majoris

Dubhe

(dûb -hay) (α UMa) An orange-yellow giant that is one of the seven brightest stars in the Plough and is one of the two Pointers. It is a close visual binary (period 44 years) with a 4th-magnitude companion. mv : 1.79; Mv : –0.8; spectral type: K0 IIIa; distance: 33 pc.
References in periodicals archive ?
Just draw a diagonal line through the Big Dipper's bowl, continue it past the star marking the bowl's lip (Alpha Ursae Majoris) by the same length, and there you are.
The lip star of the bowl is Dubhe, Alpha Ursae Majoris. It is the only strongly colored star of the seven, shining with a pale orange tint that's visible to the naked eye.