Bonner Durchmusterung +32°3411

light-years

Catalog numbers:
     Gliese (Gl) 758, Henry Draper (HD) 182488, Bonner Durchmusterung (BD) +32°3411, Hipparcos Input Catalog (HIC) 95319, Smithsonian Astrophysical Observatory (SAO) 68239, Hoffleit Bright Star (HR) 7368
Arity: singular
Right Ascension and Declination: 19h23m34.011s, +33°13'19.44" (epoch 2000.0)
Distance from Sol: 50.54 light-years (15.49 parsecs)
Standard error in distance: 0.9211%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 15.08, -39.50, 27.69
Galactic (X,Y,Z) coordinates in ly: 20.07, 45.83, 7.104
Proper motion: 0.19 arcsec/yr (24.2° from north)
Radial Velocity: -20.6 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -20.99, -13.20, -2.086

What do all these fields mean?


Spectral class: K0
Luminosity Class: V
Apparent visual magnitude: +6.37
Absolute visual magnitude: +5.42
Visual luminosity: 0.590 x Sol
Color indices: B-V= +0.81, U-B= +0.46
Diameter: 0.883 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 0.768 A.U.s
Angular size of star in sky in CZ: 0.612639 degrees

light-years
but not more than light-years away
Data for this star system were most recently updated on 4-April-2001.