Bonner Durchmusterung +43°2180

light-years

Catalog numbers:
     Gliese (Gl) 454.3, Henry Draper (HD) 104526, Bonner Durchmusterung (BD) +43°2180, Hipparcos Input Catalog (HIC) 58698, Smithsonian Astrophysical Observatory (SAO) 44003
Arity: singular
Right Ascension and Declination: 12h2m20.78s, +43°8'25.9" (epoch 2000.0)
Distance from Sol: 71 light-years (22 parsecs)
Standard error in distance: 24.59%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: -52, -0.5, 49
Galactic (X,Y,Z) coordinates in ly: -20, 11, 67
Proper motion: 0.017 arcsec/yr (253.0° from north)
Radial Velocity: 5.5 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -2.8, -0.4, 5.1

What do all these fields mean?


Spectral class: K0
Luminosity Class: V
Apparent visual magnitude: +8.34
Absolute visual magnitude: +6.66
Visual luminosity: 0.2 x Sol
Color indices: B-V= +1.15, U-B= +1.10
Comfort Zone (visual): 0.4 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.