HD 219659
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Aquarius |
| Right ascension | 23h 17m 40.0831s |
| Declination | −11° 42′ 46.593″ |
| Apparent magnitude (V) | 6.335 |
| Characteristics | |
| Spectral type | A1/A2IV/V |
| U−B color index | 0.01 |
| B−V color index | 0.05 |
| Variable type | Variable star |
| Astrometry | |
| Radial velocity (Rv) | 3 km/s |
| Proper motion (μ) | RA: 41.21 mas/yr Dec.: 5.11 mas/yr |
| Parallax (π) | 8.37 ± 0.85 mas |
| Distance | approx. 390 ly (approx. 120 pc) |
| Absolute magnitude (MV) | 6.384 |
| Details | |
| Mass | 3.1 M☉ |
| Radius | 2.1 R☉ |
| Luminosity | 40 L☉ |
| Temperature | 7,500–10,000 K |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Data sources: | |
| Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) | |
HD 219659 is variable star.
References
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