Cordoba Durchmusterung -25°5342

light-years

Catalog numbers:
     Gliese (Gl) 293.2, Henry Draper (HD) 65486, Cordoba Durchmusterung (CD) -25°5342, Hipparcos Input Catalog (HIC) 38939, Smithsonian Astrophysical Observatory (SAO) 174889, Vyssotsky McCormick (McC) 510, Southern Reference System (SRS) 8077, Woolley (Wo) 9246
Arity: singular
Right Ascension and Declination: 7h58m4.379s, -25°37'35.68" (epoch 2000.0)
Distance from Sol: 59.4 light-years (18.2 parsecs)
Standard error in distance: 2.0514%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -26.4, 46.6, -25.7
Galactic (X,Y,Z) coordinates in ly: -26.5, -53.1, 2.29
Proper motion: 0.435 arcsec/yr (123.8° from north)
Radial Velocity: -5.1 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 33.2, -10.2, 15.2

What do all these fields mean?


Spectral class: K3
Luminosity Class: V
Apparent visual magnitude: +8.42
Absolute visual magnitude: +7.12
Visual luminosity: 0.12 x Sol
Color indices: B-V= +1.05, U-B= +0.84, R-I= +0.38
Diameter: 0.79 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 0.35 A.U.s
Angular size of star in sky in CZ: 1.195415 degrees

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