Kappa Pavonis
Variable star in the constellation Pavo / From Wikipedia, the free encyclopedia
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Kappa Pavonis (κ Pav) is a variable star in the constellation Pavo. It is the brightest W Virginis variable in the sky.
Quick Facts Observation data Epoch J2000 Equinox J2000, Constellation ...
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Pavo |
Right ascension | 18h 56m 57.02788s[1] |
Declination | −67° 14′ 00.5831″[1] |
Apparent magnitude (V) | 4.35[2] (3.91 - 4.78[3]) |
Characteristics | |
Spectral type | F5-G5 I-II[3] |
B−V color index | +0.63[2] |
Variable type | W Vir[3] |
Astrometry | |
Radial velocity (Rv) | 37.80[4] km/s |
Proper motion (μ) | RA: −8.46[1] mas/yr Dec.: 16.47[1] mas/yr |
Parallax (π) | 5.57 ± 0.28 mas[5] |
Distance | 590 ± 30 ly (180 ± 9 pc) |
Absolute magnitude (MV) | −1.99[5] |
Details | |
Radius | 19 - 25[6] R☉ |
Luminosity | 565[7] L☉ |
Temperature | 5,250 - 6,350[6] K |
Metallicity [Fe/H] | −0.5[7] dex |
Other designations | |
Database references | |
SIMBAD | data |
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