Cordoba Durchmusterung -43°12343

light-years

Catalog numbers:
     Gliese (Gl) 707, Henry Draper (HD) 166348, Cordoba Durchmusterung (CD) -43°12343, Hipparcos Input Catalog (HIC) 89211, Smithsonian Astrophysical Observatory (SAO) 228799, UGPMF 446, Smethells (Sm) 11
Arity: singular
Right Ascension and Declination: 18h12m21.424s, -43°26'41.84" (epoch 2000.0)
Distance from Sol: 42.3 light-years (13.0 parsecs)
Standard error in distance: 1.5687%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 1.65, -30.6, -29.1
Galactic (X,Y,Z) coordinates in ly: 40.7, -7.02, -9.04
Proper motion: 0.442 arcsec/yr (162.8° from north)
Radial Velocity: -2 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -9.21, -18.4, -17.8

What do all these fields mean?


Spectral class: K7e
Luminosity Class: V
Apparent visual magnitude: +8.38
Absolute visual magnitude: +7.82
Visual luminosity: 0.065 x Sol
Color indices: B-V= +1.31, U-B= +1.22, R-I= +0.54
Diameter: 0.71 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 0.26 A.U.s
Angular size of star in sky in CZ: 1.483236 degrees

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