Fomalhaut (α Piscis Austrini) is the brightest star in the constellation Piscis Austrinus. It is about 25 light-years (ly) away and has an apparent magnitude of 1.17 mag.
In the list of the brightest stars in the sky, Fomalhaut ranks 19th. Fomalhaut is part of a triple system.
| Fomalhaut | |
|---|---|
| Constellation | Piscis Austrinus |
| Right ascension | 22h 57m 39.05s |
| Declination | -29° 37′ 20.1″ |
| Apparent magnitude | 1.17 mag |
| Distance | (25.13 ± 0.09) |
| Bayer designation | α Piscis Austrini |
| Bright Star Catalogue | HR 8728 |
| Hipparcos Catalogue | HIP 113368 |
| SAO Catalogue | SAO 191524 |
