Bonner Durchmusterung +34°796

light-years

Catalog numbers:
     Gliese (Gl) 158, Henry Draper (HD) 25329, Bonner Durchmusterung (BD) +34°796 , Luyten Half-Second (LHS) 21 , Hipparcos Input Catalog (HIC) 18915, Smithsonian Astrophysical Observatory (SAO) 56928, Luyten Two-Tenth (LTT) 11321, New Suspected Variable (NSV) 1437
Heavy element abundance: 3% of Sol
Standard error in heavy element abundance: 20%
Source for heavy element abundance: Strobel [Fe/H] Determinations
Arity: singular
Right Ascension and Declination: 4h3m15.03s, +35°16'24.74" (epoch 2000.0)
Distance from Sol: 60.2 light-years (18.5 parsecs)
Standard error in distance: 1.9558%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 24.0, 42.9, 34.8
Galactic (X,Y,Z) coordinates in ly: -55.9, 18.4, -12.9
Proper motion: 2.201 arcsec/yr (127.7° from north)
Radial Velocity: -25.6 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -39.8, -189, 22.7

What do all these fields mean?


Spectral class: K1
Luminosity Class: V
Apparent visual magnitude: +8.51
Absolute visual magnitude: +7.17
Visual luminosity: 0.12 x Sol
Color indices: B-V= +0.87
Comfort Zone (visual): 0.34 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.