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Proper NameNone
Bayer DesignationNu2 Coronae Borealis
Flamsteed Number21 Coronae Borealis
HR (BSC)6108
ConstellationCorona Borealis
Right Ascension16h 22m 29s
Declination+33° 42' 13"
Distance571 light years
175 parsecs
MagnitudeApparent: +5.4
Absolute: -0.9
Spectral ClassK5III Orange Giant
Optimum VisibilityJune
NotesAn orange giant is a variable star of the eruptive class. It lies in the extreme east of Corona Borealis in the sky, close to the Keystone of Hercules, and forms an optical double with the more distant red star Nu1 Coronae Borealis.


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