Theta Coronae Australis [SEP] constellation
Theta Coronae Australis
Theta Coronae Australis, Latinized from θ Coronae Australis, is a star located in the constellation Corona Australis. Theta Coronae Australis is also known as HR 6951, and HD 170845. Parallax measurements by Hipparcos put it at a distance of roughly 560 light-years, or 171 parsecs, away from the Solar System.
Theta Coronae Australis is a G-type giant star that is radiating 497 times the Sun's luminosity from its enlarged photosphere at an effective temperature of 4,794 K. It has an apparent visual
-approved Star Names.
In Chinese, (), meaning "River Turtle", refers to an asterism consisting of Alpha Coronae Australis, Alpha Telescopii, Eta¹ Coronae Australis, Zeta Coronae Australis, Delta Coronae Australis, Beta Coronae Australis, Gamma Coronae Australis, Epsilon Coronae Australis, HD 175362, Kappa² Coronae Australis and Theta Coronae Australis. Consequently, the Chinese name for Alpha Coronae Australis itself is (, .).
Properties.
Alpha Coronae Australis belongs to the spectral class A2Va, making it an A