Kappa2 Ceti
Star in the constellation Cetus / From Wikipedia, the free encyclopedia
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Kappa2 Ceti (κ2 Ceti), is a solitary,[7] yellow-hued star located in the equatorial constellation of Cetus. It is faintly visible to the naked eye with an apparent visual magnitude of 5.66.[2] Based upon an annual parallax shift of 10.11 mas as seen from Earth,[1] it is located about 320 light years from the Sun.
For other stars with this Bayer designation, see κ Ceti.
Quick Facts Constellation, Right ascension ...
Observation data Epoch J2000.0 Equinox J2000.0 (ICRS) | |
---|---|
Constellation | Cetus |
Right ascension | 03h 21m 06.80281s[1] |
Declination | +03° 40′ 32.2344″[1] |
Apparent magnitude (V) | 5.66[2] |
Characteristics | |
Spectral type | G8 III[3] |
U−B color index | +0.73[2] |
B−V color index | +0.97[2] |
Astrometry | |
Radial velocity (Rv) | +7.44±0.10[4] km/s |
Proper motion (μ) | RA: +55.04[1] mas/yr Dec.: −25.12[1] mas/yr |
Parallax (π) | 10.11 ± 0.33 mas[1] |
Distance | 320 ± 10 ly (99 ± 3 pc) |
Absolute magnitude (MV) | 0.630[5] |
Details[4] | |
Mass | 2.46±0.09 M☉ |
Radius | 8.23±0.57 R☉ |
Luminosity | 41.7 L☉ |
Surface gravity (log g) | 2.98±0.04 cgs |
Temperature | 5,007±22 K |
Metallicity [Fe/H] | +0.11±0.03 dex |
Rotational velocity (v sin i) | 0.98±0.45 km/s |
Age | 610±60 Myr |
Other designations | |
Database references | |
SIMBAD | data |
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