HD 219659

HD 219659
Observation data
Epoch J2000      Equinox J2000
Constellation Aquarius
Right ascension 23h 17m 40.08278s
Declination −11° 42 46.5910
Apparent magnitude (V) 6.33
Characteristics
Evolutionary stage main sequence
Spectral type A1/A2IV/V
U−B color index +0.00
B−V color index +0.05
Astrometry
Radial velocity (Rv)2.2 km/s
Proper motion (μ) RA: +40.58 mas/yr
Dec.: +5.32 mas/yr
Parallax (π)8.24±0.53 mas
Distance400 ± 30 ly
(121 ± 8 pc)
Absolute magnitude (MV)+0.92
Details
Mass2.5 M
Radius3.0 R
Luminosity72 L
Surface gravity (log g)3.87 cgs
Temperature9,661 K
Metallicity [Fe/H]−0.01 dex
Rotational velocity (v sin i)196 km/s
Age462 Myr
Other designations
BD−12°6461, HD 219659, HIP 115015, HR 8856, SAO 165609.
Database references
SIMBADdata

HD 219659 is suspected variable star in the equatorial constellation of Aquarius.