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Izar

Pulcherrima, Epsilon Boötis, 36 Boötis

Proper NamesIzar, Pulcherrima
Bayer DesignationEpsilon Boötis
Flamsteed Number36 Boötis
HR (BSC)5506
HD129989
ConstellationBoötes
Right Ascension14h 45m 45s
Declination+27° 0' 11"
Distance203 light years
62 parsecs
MagnitudeApparent: +2.5
Absolute: -1.5
Spectral ClassK0III Orange Giant
Optimum VisibilityMay
NotesIzar is a binary system, with the main component being an orange giant some 44 times the diameter of the Sun in the later stages of its life. This giant is orbited by a white main sequence star at a distance of some 185 AU from the primary (or more than six times this distance of Neptune from the Sun).

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