Bonner Durchmusterung +30°2512

light-years

Catalog numbers:
     Gliese (Gl) 546, Bonner Durchmusterung (BD) +30°2512, Giclas (G) 166-22, Luyten Half-Second (LHS) 2903, Hipparcos Input Catalog (HIC) 70218, Smithsonian Astrophysical Observatory (SAO) 83309, Vyssotsky McCormick (McC) 312, FK5 Extension (FK5 Ext) 5267
Arity: possible spectroscopic binary
Right Ascension and Declination: 14h21m57.197s, +29°37'46.47" (epoch 2000.0)
Distance from Sol: 47.0 light-years (14.4 parsecs)
Standard error in distance: 1.5317%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -33.2, -23.7, 23.2
Galactic (X,Y,Z) coordinates in ly: 11.7, 11.6, 44.0
Proper motion: 0.711 arcsec/yr (243.3° from north)
Radial Velocity: -37.2 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -23.2, -53.1, -19.6

What do all these fields mean?


Spectral class: K8
Luminosity Class: V
Apparent visual magnitude: +8.56
Absolute visual magnitude: +7.77
Visual luminosity: 0.068 x Sol
Color indices: B-V= +1.26, U-B= +1.24, R-I= +0.52
Comfort Zone (visual): 0.26 A.U.s

light-years
but not more than light-years away
Data for this star system were most recently updated on 4-April-2001.