Scope Diagram Astrocamera.Net - Astrophotography by Dave Kodama  

Albireo and M22


The double-star Albireo is a contrasting-color blue/yellow pair located at the head of the summer constellation of the Swan (Cygnus). The blue and yellow components are 35 arcseconds apart. The brighter, yellowish star is itself a double-star with components separated by less than 1/2 arcsecond.

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M22 is one of the larger globular clusters visible from the northern hemisphere. It is located near the galactic center in Sagittarius and contains an estimated 70,000 stars.

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