Observation data Epoch J2000.0 Equinox J2000.0 | |
---|---|
Constellation | Canis Major |
Right ascension | 06h 36m 41.03758s[1] |
Declination | −19° 15′ 21.1659″[1] |
Apparent magnitude (V) | 3.96[2] |
Characteristics | |
Spectral type | K1 III[2] |
Astrometry | |
Radial velocity (Rv) | +2.57±0.14[3] km/s |
Proper motion (μ) | RA: +62.57±0.15[1] mas/yr Dec.: −69.97±0.16[1] mas/yr |
Parallax (π) | 50.63 ± 0.23 mas[1] |
Distance | 64.4 ± 0.3 ly (19.75 ± 0.09 pc) |
Absolute magnitude (MV) | 2.47[2] |
Details[4] | |
Mass | 1.3±0.1 M☉ |
Radius | 4.9±0.1 R☉ |
Luminosity | 11.3±0.1 L☉ |
Surface gravity (log g) | 3.18±0.03 cgs |
Temperature | 4,790±27 K |
Metallicity [Fe/H] | 0.21±0.10 dex |
Rotational velocity (v sin i) | 1.97±0.23[3] km/s |
Age | 4.6±0.7 Gyr |
Other designations | |
Database references | |
SIMBAD | data |
Nu2 Canis Majoris (ν2 Canis Majoris) is a single[5] star in the southern constellation of Canis Major. It is a cool giant with two confirmed exoplanets.
van Leeuwen2007
was invoked but never defined (see the help page).Setaiwan2004
was invoked but never defined (see the help page).Jofre2015
was invoked but never defined (see the help page).Bonfanti2015
was invoked but never defined (see the help page).Eggleton2008
was invoked but never defined (see the help page).