Cordoba Durchmusterung -44°9181

light-years

Catalog numbers:
     Gliese (Gl) 540.3, Henry Draper (HD) 124580, Cordoba Durchmusterung (CD) -44°9181, Hipparcos Input Catalog (HIC) 69671, Smithsonian Astrophysical Observatory (SAO) 224798, Hoffleit Bright Star (HR) 5325
Arity: singular
Right Ascension and Declination: 14h15m38.712s, -45°0'3.22" (epoch 2000.0)
Distance from Sol: 68.7 light-years (21.0 parsecs)
Standard error in distance: 1.6152%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -40.3, -27.1, -48.5
Galactic (X,Y,Z) coordinates in ly: 49.8, -43.8, 17.7
Proper motion: 0.196 arcsec/yr (139.0° from north)
Radial Velocity: 3.4 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 10.7, 0.029, -16.7

What do all these fields mean?


Spectral class: G4
Luminosity Class: V
Apparent visual magnitude: +6.31
Absolute visual magnitude: +4.70
Visual luminosity: 1.15 x Sol
Color indices: B-V= +0.60, U-B= +0.07, R-I= +0.32
Diameter: 1.29 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 1.07 A.U.s
Angular size of star in sky in CZ: 0.640319 degrees

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