Bonner Durchmusterung -5°1123

light-years

Catalog numbers:
     Gliese (Gl) 183, Henry Draper (HD) 32147, Bonner Durchmusterung (BD) -5°1123, Luyten Half-Second (LHS) 200, Hipparcos Input Catalog (HIC) 23311, Smithsonian Astrophysical Observatory (SAO) 131688, UGPMF 102, Hoffleit Bright Star (HR) 1614
Heavy element abundance: 105% of Sol
Standard error in heavy element abundance: 0%
Source for heavy element abundance: Strobel [Fe/H] Determinations
Arity: singular
Right Ascension and Declination: 5h0m49.008s, -5°45'13.09" (epoch 2000.0)
Distance from Sol: 28.75 light-years (8.814 parsecs)
Standard error in distance: 0.7175%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 7.304, 27.65, -2.882
Galactic (X,Y,Z) coordinates in ly: -23.23, -11.00, -12.87
Proper motion: 1.233 arcsec/yr (153.5° from north)
Radial Velocity: 22.2 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 4.589, -54.81, -11.01

What do all these fields mean?


NOTE: This star is actually a close-orbiting binary pair. The data below are for both sub-components of the pair combined.
Spectral class: K3
Luminosity Class: V
Apparent visual magnitude: +6.23
Absolute visual magnitude: +6.51
Visual luminosity: 0.218 x Sol
Color indices: B-V= +1.06, U-B= +1.02, R-I= +0.36
Diameter: 1.165 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 0.466 A.U.s
Angular size of star in sky in CZ: 1.331817 degrees

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