Cordoba Durchmusterung -3715492

light-years

Catalog numbers:
     Gliese (Gl) 1, Henry Draper (HD) 225213, Cordoba Durchmusterung (CD) -3715492, Giclas (G) 267-25, Luyten Half-Second (LHS) 1, Hipparcos Input Catalog (HIC) 439, Smithsonian Astrophysical Observatory (SAO) 192348
Arity: singular
Right Ascension and Declination: 0h5m24.396s, -37°21'26.2" (epoch 2000.0)
Distance from Sol: 14.22 light-years (4.361 parsecs)
Standard error in distance: 0.4687%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 11.30, 0.267, -8.630
Galactic (X,Y,Z) coordinates in ly: 3.180, -0.977, -13.83
Proper motion: 6.097 arcsec/yr (112.5° from north)
Radial Velocity: 22.9 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -75.18, -98.00, -33.94

What do all these fields mean?


Spectral class: M4
Luminosity Class: V
Apparent visual magnitude: +8.56
Absolute visual magnitude: +10.36
Visual luminosity: 0.00625 x Sol
Color indices: B-V= +1.46
Mass: 0.39 x Sol
Diameter: 0.48 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 0.0790 A.U.s
Orbital period in CZ: 12.9983 days
Tidal index in CZ: 789.598
Angular size of star in sky in CZ: 3.237224 degrees

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