Observation data Epoch J2000.0 Equinox J2000.0 | |
---|---|
Constellation | Canis Minor |
Right ascension | 08h 02m 15.93692s[1] |
Declination | +02° 20′ 04.4588″[1] |
Apparent magnitude (V) | +4.39[2] |
Characteristics | |
Spectral type | K2IIIbFe-0.5:[3] |
B−V color index | 1.252±0.008[2] |
Astrometry | |
Radial velocity (Rv) | +71.57±0.01[2] km/s |
Proper motion (μ) | RA: −28.194 mas/yr[1] Dec.: 105.65 mas/yr[1] |
Parallax (π) | 12.5234 ± 0.1142 mas[1] |
Distance | 260 ± 2 ly (79.9 ± 0.7 pc) |
Absolute magnitude (MV) | −0.07[2] |
Details[4] | |
Mass | 0.98±0.06 M☉ |
Radius | 23±0.6[5] R☉ |
Luminosity | 199±12[5] L☉ |
Surface gravity (log g) | 2.09±0.06 cgs |
Temperature | 4,521±65[5] K |
Metallicity [Fe/H] | −0.52±0.05 dex |
Rotational velocity (v sin i) | 1.91±0.45 km/s |
Age | 9.18±2.09 Gyr |
Other designations | |
Database references | |
SIMBAD | data |
Exoplanet Archive | data |
HD 66141 is a single[8] star in the equatorial constellation of Canis Minor. It has the Bayer designation G Canis Minoris,[6] the Gould designation 50 G. Canis Minoris,[7] and has the HR 3145 identifier from the Bright Star Catalogue.[6] When first catalogued it was in the Puppis constellation and was designated "13 Puppis", but it subsequently migrated to Canis Minor.[9] Bode gave it the Bayer designation of Lambda Canis Minoris.[10]
DR3
was invoked but never defined (see the help page).Anderson_Francis_2012
was invoked but never defined (see the help page).Keenan_McNeil_1989
was invoked but never defined (see the help page).Jofré_et_al_2015
was invoked but never defined (see the help page).baines2018
was invoked but never defined (see the help page).SIMBAD
was invoked but never defined (see the help page).Gould1879
was invoked but never defined (see the help page).Eggleton_Tokovinin_2008
was invoked but never defined (see the help page).Griffin1999
was invoked but never defined (see the help page).Wagman2003
was invoked but never defined (see the help page).