Star
Atria
α Trianguli Australis · HIP 82273 · Orange bright giant
True colour from its B–V index (1.45) — a surface around 3,900 K.
Distance
391 light-years
Spectral type
K2IIb-IIIa
Brightness
mag 1.91
Absolute mag
-3.48
Luminosity
2,152 × Sun
Surface
~3,900 K
Right ascension
16h 48m 40s
Declination
−69° 02′
- Atria is a orange bright giant in Triangulum Australe.
In your sky
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More stars in Triangulum Australe
- β Trianguli Australismag 2.83
- γ Trianguli Australismag 2.87
- δ Trianguli Australismag 3.86
- ε Trianguli Australismag 4.11
- ζ Trianguli Australismag 4.90
Distances and spectral types: HYG Database (Hipparcos parallaxes), CC BY-SA 4.0.