Bonner Durchmusterung +53°934

light-years

Catalog numbers:
     Gliese (Gl) 211, Henry Draper (HD) 37394, Bonner Durchmusterung (BD) +53°934, Luyten Half-Second (LHS) 1774, Hipparcos Input Catalog (HIC) 26779, Smithsonian Astrophysical Observatory (SAO) 25319, Hoffleit Bright Star (HR) 1925
Heavy element abundance: 63% of Sol
Source for heavy element abundance: Strobel [Fe/H] Determinations
Arity: singular
Right Ascension and Declination: 5h41m20.29s, +53°28'51.5" (epoch 2000.0)
Distance from Sol: 39.9 light-years (12.2 parsecs)
Standard error in distance: 1.0058%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 1.93, 23.7, 32.1
Galactic (X,Y,Z) coordinates in ly: -36.3, 14.2, 8.63
Proper motion: 0.512 arcsec/yr (178.0° from north)
Radial Velocity: 1.8 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -14.0, -22.8, -13.0

What do all these fields mean?


Spectral class: K1e
Luminosity Class: V
Apparent visual magnitude: +6.23
Absolute visual magnitude: +5.79
Visual luminosity: 0.42 x Sol
Color indices: B-V= +0.84, U-B= +0.51, R-I= +0.29
Diameter: 0.84 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 0.65 A.U.s
Angular size of star in sky in CZ: 0.689724 degrees

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