Cordoba Durchmusterung -23°11329

light-years

Catalog numbers:
     Gliese (Gl) 530, Henry Draper (HD) 120690, Cordoba Durchmusterung (CD) -23°11329, Luyten Half-Second (LHS) 2814, Hipparcos Input Catalog (HIC) 67620, Smithsonian Astrophysical Observatory (SAO) 182026, Southern Reference System (SRS) 11902, Hoffleit Bright Star (HR) 5209
Arity: singular
Right Ascension and Declination: 13h51m20.336s, -24°23'25.63" (epoch 2000.0)
Distance from Sol: 65.0 light-years (19.9 parsecs)
Standard error in distance: 1.665%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -52.3, -27.6, -26.8
Galactic (X,Y,Z) coordinates in ly: 40.6, -33.3, 38.3
Proper motion: 0.647 arcsec/yr (243.3° from north)
Radial Velocity: 2.1 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -32.3, -51.4, -6.95

What do all these fields mean?


Spectral class: G5
Luminosity Class: V
Apparent visual magnitude: +6.43
Absolute visual magnitude: +4.94
Visual luminosity: 0.92 x Sol
Color indices: B-V= +0.69, U-B= +0.27, R-I= +0.28
Diameter: 0.91 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 0.96 A.U.s
Angular size of star in sky in CZ: 0.505317 degrees

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