Bonner Durchmusterung +4°3553

light-years

Catalog numbers:
     Henry Draper (HD) 163489, Bonner Durchmusterung (BD) +4°3553, AG +4°2218
Arity: singular
Right Ascension and Declination: 17h53m44s, +4°50'23" (epoch 1950.0)
Distance from Sol: 71 light-years (22 parsecs)
Standard error in distance: 21.3675%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: -1.9, -71, 6.0
Galactic (X,Y,Z) coordinates in ly: 59, 35, 18
Proper motion: 0.01 arcsec/yr (8.5° from north)
Source for proper motion: Gliese

What do all these fields mean?


Spectral class: K8
Luminosity Class: V
Apparent visual magnitude: +8.00
Absolute visual magnitude: +6.31
Visual luminosity: 0.3 x Sol
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.