Bonner Durchmusterung +223887

light-years

Catalog numbers:
     Henry Draper (HD) 189733, Bonner Durchmusterung (BD) +223887, Hipparcos Input Catalog (HIC) 98505, Smithsonian Astrophysical Observatory (SAO) 88060, Luyten Two-Tenth (LTT) 15851
Arity: singular
Right Ascension and Declination: 20h0m43.736s, +22°42'39.8" (epoch 2000.0)
Distance from Sol: 62.8 light-years (19.3 parsecs)
Standard error in distance: 1.6474%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 29.1, -50.1, 24.2
Galactic (X,Y,Z) coordinates in ly: 30.0, 55.0, -4.68
Proper motion: 0.238 arcsec/yr (179.7° from north)
Source for proper motion: Gliese

What do all these fields mean?


Spectral class: G5
Luminosity Class: V-VI
Apparent visual magnitude: +7.50
Absolute visual magnitude: +6.08
Visual luminosity: 0.32 x Sol
Comfort Zone (visual): 0.57 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.