| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Aquarius |
| Right ascension | 23h17m 40.08278s[1] |
| Declination | −11° 42′ 46.5910″[1] |
| Apparent magnitude (V) | 6.33[2] |
| Characteristics | |
| Spectral type | A1/A2IV/V[3] |
| U−B color index | +0.00[2] |
| B−V color index | +0.05[2] |
| Astrometry | |
| Radial velocity (Rv) | 2.2[4] km/s |
| Proper motion (μ) | RA: +40.58[1] mas/yr Dec.: +5.32[1] mas/yr |
| Parallax (π) | 8.24 ± 0.53 mas[1] |
| Distance | 400 ± 30 ly (121 ± 8 pc) |
| Details | |
| Radius | 1.9[5] R☉ |
| Rotational velocity (v sin i) | 196[6] km/s |
| Other designations | |
| Database references | |
| SIMBAD | data |
HD 219659 is suspected variable star in the equatorial constellationofAquarius.
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 | This subgiant-star-related article is a stub. You can help Wikipedia by expanding it. |
