Bonner Durchmusterung +18°4946

light-years

Catalog numbers:
     Henry Draper (HD) 210460, Bonner Durchmusterung (BD) +18°4946, Hipparcos Input Catalog (HIC) 109439, Smithsonian Astrophysical Observatory (SAO) 107706, Hoffleit Bright Star (HR) 8455
Arity: singular
Right Ascension and Declination: 22h10m19.018s, +19°36'58.62" (epoch 2000.0)
Distance from Sol: 56 light-years (17 parsecs)
Standard error in distance: 13.4328%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: 47, -24, 19
Galactic (X,Y,Z) coordinates in ly: 9.0, 48, -28
Proper motion: 0.128 arcsec/yr (135.9° from north)
Radial Velocity: 21.3 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 1.8, 13, -20

What do all these fields mean?


Spectral class: G0
Luminosity Class: V
Apparent visual magnitude: +6.18
Absolute visual magnitude: +4.99
Visual luminosity: 0.9 x Sol
Color indices: B-V= +0.69, U-B= +0.17
Comfort Zone (visual): 0.9 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.