Bonner Durchmusterung +24°2786

light-years

Catalog numbers:
     Gliese (Gl) 564, Henry Draper (HD) 130948, Bonner Durchmusterung (BD) +24°2786, Hipparcos Input Catalog (HIC) 72567, Smithsonian Astrophysical Observatory (SAO) 83553, FK4 Supplement (FK4 Sup) 3172, Hoffleit Bright Star (HR) 5534
Heavy element abundance: 158% of Sol
Source for heavy element abundance: Strobel [Fe/H] Determinations
Arity: singular
Right Ascension and Declination: 14h50m15.81s, +23°54'42.57" (epoch 2000.0)
Distance from Sol: 58.5 light-years (17.9 parsecs)
Standard error in distance: 1.4152%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -39.4, -36.2, 23.7
Galactic (X,Y,Z) coordinates in ly: 22.8, 14.5, 51.9
Proper motion: 0.146 arcsec/yr (78.1° from north)
Radial Velocity: -2.7 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 4.41, 9.21, -7.56

What do all these fields mean?


Spectral class: G2
Luminosity Class: V
Apparent visual magnitude: +5.86
Absolute visual magnitude: +4.59
Visual luminosity: 1.27 x Sol
Color indices: B-V= +0.56, U-B= +0.02, R-I= +0.20
Diameter: 0.94 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 1.13 A.U.s
Angular size of star in sky in CZ: 0.445279 degrees

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