HD 111915
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Centaurus |
| Right ascension | 12h 53m 06.91s |
| Declination | −48° 56′ 35.9″ |
| Apparent magnitude (V) | +4.33 |
| Characteristics | |
| Evolutionary stage | red giant branch |
| Spectral type | K3-4III |
| U−B color index | +1.58 |
| B−V color index | +1.344±0.068 |
| Astrometry | |
| Radial velocity (Rv) | −2.4±1.6 km/s |
| Proper motion (μ) | RA: −79.19±0.15 mas/yr Dec.: −24.26±0.13 mas/yr |
| Parallax (π) | 11.08±0.19 mas |
| Distance | 294 ± 5 ly (90 ± 2 pc) |
| Absolute magnitude (MV) | −0.45 |
| Details | |
| Mass | 4.0 M☉ |
| Radius | 30 R☉ |
| Luminosity | 343 L☉ |
| Surface gravity (log g) | 1.99 cgs |
| Temperature | 4,526 K |
| Other designations | |
| e Cen, CD−48°7753, FK5 3024, GC 17473, HD 111915, HIP 62867, HR 4888, SAO 223731 | |
| Database references | |
| SIMBAD | data |
HD 111915 is a single star in the southern constellation of Centaurus. It has the Bayer designation e Centauri, while HD 111915 is the star's identifier in the Henry Draper Catalogue. This is an aging giant star with a stellar classification of K3-4III. It is faintly visible to the naked eye with an apparent visual magnitude of +4.33. The distance to this star is approximately 294 light years based on parallax.