Bonner Durchmusterung +63°238

light-years

Catalog numbers:
     Gliese (Gl) 75, Henry Draper (HD) 10780, Bonner Durchmusterung (BD) +63°238 , Luyten Half-Second (LHS) 1297, Hipparcos Input Catalog (HIC) 8362, Smithsonian Astrophysical Observatory (SAO) 11983, Hoffleit Bright Star (HR) 511
Heavy element abundance: 229% of Sol
Source for heavy element abundance: Strobel [Fe/H] Determinations
Arity: singular
Right Ascension and Declination: 1h47m44.87s, +63°51'9.1" (epoch 2000.0)
Distance from Sol: 32.54 light-years (9.976 parsecs)
Standard error in distance: 0.6738%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 12.78, 6.496, 29.21
Galactic (X,Y,Z) coordinates in ly: -20.65, 25.12, 1.127
Proper motion: 0.636 arcsec/yr (112.8° from north)
Radial Velocity: 4 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -25.55, -15.60, -4.970

What do all these fields mean?


Spectral class: K0
Luminosity Class: V
Apparent visual magnitude: +5.63
Absolute visual magnitude: +5.64
Visual luminosity: 0.485 x Sol
Color indices: B-V= +0.81
Diameter: 0.976 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 0.697 A.U.s
Angular size of star in sky in CZ: 0.746745 degrees

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