Epsilon Piscis Austrini
| Observation data Epoch J2000.0 Equinox J2000.0 (ICRS) | |
|---|---|
| Constellation | Piscis Austrinus |
| Right ascension | 22h 40m 39.34826s |
| Declination | −27° 02′ 37.0151″ |
| Apparent magnitude (V) | +4.17 |
| Characteristics | |
| Spectral type | B8 Ve or B8 IVe |
| U−B color index | −0.31 |
| B−V color index | −0.11 |
| Astrometry | |
| Radial velocity (Rv) | +1.1±2.8 km/s |
| Proper motion (μ) | RA: +21.839 mas/yr Dec.: −1.588 mas/yr |
| Parallax (π) | 5.9219±0.2931 mas |
| Distance | 550 ± 30 ly (169 ± 8 pc) |
| Absolute magnitude (MV) | −1.66 |
| Details | |
| Mass | 5.95±0.30 M☉ |
| Radius | 7.51±0.38 R☉ |
| Luminosity | 661 L☉ |
| Surface gravity (log g) | 3.93 cgs |
| Temperature | 11,066 K |
| Rotational velocity (v sin i) | 216 km/s |
| Other designations | |
| ε PsA, 18 Piscis Austrini, CD−27°16010, FK5 854, HD 214748, HIP 111954, HR 8628, SAO 191318 | |
| Database references | |
| SIMBAD | data |
Epsilon Piscis Austrini, Latinized from ε Piscis Austrini, is a blue-white hued star in the southern constellation of Piscis Austrinus. It is visible to the naked eye with an apparent visual magnitude of +4.17. Based upon an annual parallax shift of 5.92mas as seen from the Gaia satellite, the system is located at a distance of roughly 550 light years.