Albireo

(redirected from Beta Cygni)

Albireo

(al-beer -ee-oh) (β Cyg) A beautiful double star, the second brightest star in the constellation Cygnus. The primary is an orange giant with a deep blue companion 35″ away. mv : 3.1 (A), 5.1 (B); spectral type: K5 II (A), B8 V (B).
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The beak of the Swan is marked by Beta Cygni, better known as Albireo, a lovely gold and blue pair that can be split in a small telescope at low magnification.
I drew up a double-star list and one by one began to bag its targets: Alpha Ursae Majoris, Epsilon Bootis, Alpha Canum Venaticorum, Gamma Leonis, Beta Cygni, Alpha Herculis, Epsilon Lyrae.
Beta Cygni (Albireo), at the bottom of the cross, is the star of my great-great-grandfather Sumarlidi Sumarlidason, an Icelander who traveled the globe and left in his effects a timeworn handwritten genealogy that traces back my ancestors name by name for almost 1,700 years.