Bonner Durchmusterung +15°3108

light-years

Catalog numbers:
     Gliese (Gl) 654.2, Henry Draper (HD) 154653, Bonner Durchmusterung (BD) +15°3108, Hipparcos Input Catalog (HIC) 83689, Smithsonian Astrophysical Observatory (SAO) 102595
Arity: singular
Right Ascension and Declination: 17h6m16.112s, +15°13'46.22" (epoch 2000.0)
Distance from Sol: 47 light-years (14 parsecs)
Standard error in distance: 13.75%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: -11, -44, 12
Galactic (X,Y,Z) coordinates in ly: 33, 24, 23
Proper motion: 0.127 arcsec/yr (224.9° from north)
Radial Velocity: -30.9 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -18, -23, -12

What do all these fields mean?


Spectral class: K0
Luminosity Class: V
Apparent visual magnitude: +7.08
Absolute visual magnitude: +6.27
Visual luminosity: 0.3 x Sol
Color indices: B-V= +0.94, U-B= +0.67
Comfort Zone (visual): 0.5 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.