HD 154088
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Ophiuchus |
| Right ascension | 17h 04m 27.843s |
| Declination | −28° 34′ 57.64″ |
| Apparent magnitude (V) | 6.584±0.010 |
| Characteristics | |
| Evolutionary stage | subgiant |
| Spectral type | K0IV-V |
| B−V color index | 0.814±0.034 |
| Astrometry | |
| Radial velocity (Rv) | 14.2972±0.0003 km/s |
| Proper motion (μ) | RA: +83.309 mas/yr Dec.: −268.614 mas/yr |
| Parallax (π) | 54.726±0.0236 mas |
| Distance | 59.60 ± 0.03 ly (18.273 ± 0.008 pc) |
| Absolute magnitude (MV) | 5.33 |
| Details | |
| Mass | 0.91±0.02 M☉ |
| Radius | 0.95±0.03 R☉ |
| Luminosity | 0.68+0.06 −0.05 L☉ |
| Surface gravity (log g) | 4.37±0.07 cgs |
| Temperature | 5,374±43 K |
| Metallicity [Fe/H] | +0.28±0.03 dex |
| Rotation | 42.6±4.4 days |
| Rotational velocity (v sin i) | 1.9±0.5 km/s |
| Age | 8±2 Gyr |
| Other designations | |
| CD−28°12769, GJ 652, HIP 83541, SAO 184990 | |
| Database references | |
| SIMBAD | data |
| Exoplanet Archive | data |
HD 154088 is a seventh magnitude metal-rich K-type subgiant that lies 59.6 light-years away in the constellation of Ophiuchus. The star is orbited by a hot Super-Earth.