Nu2 Canis Majoris

ν2 Canis Majoris
Location of ν2 Canis Majoris (circled)
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]
Distance64.4 ± 0.3 ly
(19.75 ± 0.09 pc)
Absolute magnitude (MV)2.47[2]
Details[4]
Mass1.3±0.1 M
Radius4.9±0.1 R
Luminosity11.3±0.1 L
Surface gravity (log g)3.18±0.03 cgs
Temperature4,790±27 K
Metallicity [Fe/H]0.21±0.10 dex
Rotational velocity (v sin i)1.97±0.23[3] km/s
Age4.6±0.7 Gyr
Other designations
ν2 CMa, 7 CMa, BD−19°1502, FK5 2510, GC 8624, GJ 239.1, HD 47205, HIP 31592, HR 2429, SAO 151702
Database references
SIMBADdata

Nu2 Canis Majoris2 Canis Majoris) is a single[5] star in the southern constellation of Canis Major. It is a cool giant with two confirmed exoplanets.

  1. ^ a b c d e Cite error: The named reference van Leeuwen2007 was invoked but never defined (see the help page).
  2. ^ a b c Cite error: The named reference Setaiwan2004 was invoked but never defined (see the help page).
  3. ^ a b Cite error: The named reference Jofre2015 was invoked but never defined (see the help page).
  4. ^ Cite error: The named reference Bonfanti2015 was invoked but never defined (see the help page).
  5. ^ Cite error: The named reference Eggleton2008 was invoked but never defined (see the help page).