Psi Capricorni

light-years
Proper names: Psi Capricorni, 16 Capricorni
Catalog numbers:
     Gliese (Gl) 805, Henry Draper (HD) 197692, Cordoba Durchmusterung (CD) -25°15018, Hipparcos Input Catalog (HIC) 102485, Smithsonian Astrophysical Observatory (SAO) 189664, Fifth Fundamental Catalogue (FK5) 779, Hoffleit Bright Star (HR) 7936
Heavy element abundance: 94% of Sol
Standard error in heavy element abundance: 17%
Source for heavy element abundance: Strobel [Fe/H] Determinations
Arity: singular
Right Ascension and Declination: 20h46m5.742s, -25°16'15.28" (epoch 2000.0)
Distance from Sol: 47.9 light-years (14.7 parsecs)
Standard error in distance: 1.3175%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 28.7, -32.4, -20.4
Galactic (X,Y,Z) coordinates in ly: 36.2, 13.5, -28.2
Proper motion: 0.162 arcsec/yr (197.7° from north)
Radial Velocity: 25.8 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 23.6, -3.22, -15.0

What do all these fields mean?


Spectral class: F5
Luminosity Class: V
Apparent visual magnitude: +4.13
Absolute visual magnitude: +3.30
Visual luminosity: 4.16 x Sol
Color indices: B-V= +0.43, U-B= +0.02, R-I= +0.14
Diameter: 1.09 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 2.04 A.U.s
Angular size of star in sky in CZ: 0.285523 degrees

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