Rho Aquilae
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Delphinus |
| Right ascension | 20h 14m 16.61886s |
| Declination | +15° 11′ 51.3923″ |
| Apparent magnitude (V) | 4.94 |
| Characteristics | |
| Spectral type | A2 V |
| U−B color index | +0.01 |
| B−V color index | +0.09 |
| Astrometry | |
| Radial velocity (Rv) | −23.0 km/s |
| Proper motion (μ) | RA: +55.03 mas/yr Dec.: +58.14 mas/yr |
| Parallax (π) | 21.75±0.26 mas |
| Distance | 150 ± 2 ly (46.0 ± 0.5 pc) |
| Absolute magnitude (MV) | +1.63 |
| Details | |
| Mass | 1.94±0.04 M☉ |
| Radius | 1.95 R☉ |
| Luminosity | 22 L☉ |
| Surface gravity (log g) | 4.2 cgs |
| Temperature | 8,900±100 K |
| Metallicity [Fe/H] | −0.21 dex |
| Rotational velocity (v sin i) | 180 km/s |
| Age | 300±100 Myr |
| Other designations | |
| Tso Ke, ρ Aql, 67 Aquilae, BD+14°4227, FK5 1526, HD 192425, HIP 99742, HR 7724, SAO 105878 | |
| Database references | |
| SIMBAD | data |
Rho Aquilae, ρ Aquilae, is the Bayer designation for a star in the northern constellation of Delphinus. It has an apparent visual magnitude of 4.94 and is bright enough to be seen with the naked eye in good conditions.