Bonner Durchmusterung +66°582

light-years

Catalog numbers:
     Gliese (Gl) 322, Bonner Durchmusterung (BD) +66°582, Hipparcos Input Catalog (HIC) 43534, Smithsonian Astrophysical Observatory (SAO) 14684, Vyssotsky McCormick (McC) 531
Arity: singular
Right Ascension and Declination: 8h52m0.416s, +66°7'53.63" (epoch 2000.0)
Distance from Sol: 53.8 light-years (16.5 parsecs)
Standard error in distance: 2.2727%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -14.8, 15.9, 49.2
Galactic (X,Y,Z) coordinates in ly: -36.7, 22.1, 32.5
Proper motion: 0.142 arcsec/yr (43.6° from north)
Radial Velocity: -20.9 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 22.0, -1.69, -8.63

What do all these fields mean?


Spectral class: M0
Luminosity Class: V
Apparent visual magnitude: +9.26
Absolute visual magnitude: +8.18
Visual luminosity: 0.047 x Sol
Color indices: B-V= +1.34, U-B= +1.22, R-I= +0.57
Comfort Zone (visual): 0.22 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.