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Eta Circini (n Cir), is a star located in the constellation Circinus. Eta Circini is also known as HR 5593, and HD 132905. The star is located at Right Ascension 15h 04m 48s and Declination -64 deg 01 arcmin 54 arcsec.
Eta Circini is a G8III giant star with an effective temperature of 4800 Kelvin. It has an apparent visual magnitude +5.17, an absolute magnitude of +0.592 and a mass of 1.1 solar masses. The star is 81 pc (257 light years), from the Sun.