Atria

Atria (α Trianguli Australis) is a orange supergiant star in the constellation Triangulum Australe. With an apparent magnitude of 1.92 it is the 42nd-brightest star in the night sky.

Finder chart showing where Atria is in the constellation Triangulum Australe
Atria (circled) in Triangulum Australe, with the surrounding constellations and bright stars.
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Facts

ConstellationTriangulum Australe
Designationα Trianguli Australis (Alpha Trianguli Australis), HR 6217
Apparent magnitude1.92 (42nd brightest)
Spectral typeK2IIb-IIIa
Colororange (B−V 1.44)
Distance—
Right ascension16 h 48.7 min
Declination−69.03°
Best monthJuly (at about 9 pm)

Sources: star positions, magnitudes and colors from the Yale Bright Star Catalogue; constellation boundaries and star names from the IAU; areas and distances from Wikidata; stick figures by M. van der Sluys. How the maps are made.

How to find Atria

Atria is in Triangulum Australe. It never rises from 40° N. From 35° S it never sets. Nearby bright stars: Toliman (16° away), Rigil Kentaurus (16° away) and Hadar (19° away).

Triangulum Australe constellation →

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