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Batentaban Australis

Phi Draconis, 43 Draconis

Proper NamesBatentaban Australis
Bayer DesignationPhi Draconis
Flamsteed Number43 Draconis
HR (BSC)6920
HD170000
ConstellationDraco
Right Ascension18h 20m 31s
Declination+71° 20' 54"
Distance303 light years
93 parsecs
MagnitudeApparent: +4.2
Absolute: -0.6
Spectral ClassA0IIIp White Giant
Optimum VisibilityJuly (Usually visible from northern latitudes)
NotesBatentaban Australis is a ternary system, with a binary pair of stars at its heart orbiting one another in just 27 days, and a third more distant star some 90 AU out from the others, pursuing its own much longer orbit of 303 years.

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