Tags: Star.
23 Aquilae is the Flamsteed designation for a binary star in the equatorial constellation of Aquila. It is at a distance of about 370 light-years (110 parsecs) with an apparent visual magnitude of 5.10. The brightness of the star is diminished by 0.21 in magnitude because of extinction from interstellar dust and gas. The primary component of this system is a magnitude 5.31 K-type supergiant star with a stellar classification of K2 Iab.