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Al Kab, Iota Aurigae, 3 Aurigae

Proper NamesHassaleh, Al Kab
Bayer DesignationIota Aurigae
Flamsteed Number3 Aurigae
HR (BSC)1577
Right Ascension4h 57m 0s
Declination+33° 9' 58"
Distance493 light years
151 parsecs
MagnitudeApparent: +2.7
Absolute: -3.2
Spectral ClassK3II orange bright giant
Optimum VisibilityDecember
NotesThe third brightest star in the constellation of Auriga, Hassaleh is an orange giant in the later stages of its life. The star's diameter is more than a hundred times that of the Sun, so that if Hassaleh were at the centre of the Solar System, the orbits of Mercury and Venus would be contained within its outer shell.


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