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Tania Australis

Alkafzah Australis, Mu Ursae Majoris, 34 Ursae Majoris

Proper NamesTania Australis, Alkafzah Australis
Bayer DesignationMu Ursae Majoris
Flamsteed Number34 Ursae Majoris
HR (BSC)4069
ConstellationUrsa Major
Right Ascension10h 22m 20s
Declination+41° 29' 58"
Distance230 light years
71 parsecs
MagnitudeApparent: +3.0
Absolute: -1.2
Spectral ClassM0III Red Giant
Optimum VisibilityMarch
NotesTania Australis is an old red giant star approaching the end of its helium-burning cycle, and evolving into an orange carbon-burning star. It is a spectroscopic binary, with a companion star that can be detected only by its effects on the primary star's spectrum.


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