Delta Trianguli Australis

Delta Trianguli Australis (δ TrA / δ Trianguli Australis) is a binary star in the constellation Triangulum Australe. It is approximately 621 light years from Earth. The primary component, Delta Trianguli Australis A, is a yellow G-type supergiant with an apparent magnitude of +3.86. The companion, Delta Trianguli Australis B, is a 12th magnitude star separated by 30 arcseconds from the primary.

Astronomy

Constellation

Triangulum Australe

Triangulum Australe is a small constellation in the southern sky, created in the sixteenth century. Its name is Latin for 'the southern triangle', which distinguishes it from Triangulum in the northern sky. Its name derives from its three brightest stars, of second and third magnitude, which form...
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