Cordoba Durchmusterung -23°8646

light-years

Catalog numbers:
     Gliese (Gl) 364, Henry Draper (HD) 84117, Cordoba Durchmusterung (CD) -23°8646, Hipparcos Input Catalog (HIC) 47592, Smithsonian Astrophysical Observatory (SAO) 177866, Hoffleit Bright Star (HR) 3862
Arity: singular
Right Ascension and Declination: 9h42m14.422s, -23°54'56" (epoch 2000.0)
Distance from Sol: 48.5 light-years (14.9 parsecs)
Standard error in distance: 1.0748%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -36.6, 25.1, -19.7
Galactic (X,Y,Z) coordinates in ly: -9.93, -44.0, 18.0
Proper motion: 0.476 arcsec/yr (302.6° from north)
Radial Velocity: 35.2 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -39.8, -27.1, 6.83

What do all these fields mean?


Spectral class: F9
Luminosity Class: IV
Apparent visual magnitude: +4.92
Absolute visual magnitude: +4.06
Visual luminosity: 2.08 x Sol
Color indices: B-V= +0.53, U-B= +0.01, R-I= +0.28
Diameter: 1.34 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 1.44 A.U.s
Angular size of star in sky in CZ: 0.496815 degrees

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