HD 185018
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Aquila |
| Right ascension | 19h 36m 52.45500s |
| Declination | +11° 16′ 23.5086″ |
| Apparent magnitude (V) | 5.978 |
| Characteristics | |
| Spectral type | G0Ib |
| B−V color index | +0.881±0.015 |
| Astrometry | |
| Radial velocity (Rv) | +0.50±0.79 km/s |
| Proper motion (μ) | RA: 7.929 mas/yr Dec.: 2.719 mas/yr |
| Parallax (π) | 3.2148±0.0705 mas |
| Distance | 1,010 ± 20 ly (311 ± 7 pc) |
| Absolute magnitude (MV) | −1.81 |
| Details | |
| Mass | 5.5 M☉ |
| Radius | 25.17+0.37 −0.72 R☉ |
| Luminosity | 395±11 L☉ |
| Surface gravity (log g) | 2.06 cgs |
| Temperature | 5,131+75 −38 K |
| Metallicity [Fe/H] | −0.16 dex |
| Rotational velocity (v sin i) | 10 km/s |
| Other designations | |
| BD+10°3984, GC 27120, HD 185018, HIP 96481, HR 7456, SAO 105045, PPM 136605, WDS J19369+1116A | |
| Database references | |
| SIMBAD | data |
HD 185018 is supergiant star in the equatorial constellation of Aquila.