Cape Photographic Durchmusterung -42°4101

light-years

Catalog numbers:
     Gliese (Gl) 370, Henry Draper (HD) 85512, Cape Photographic Durchmusterung (CPD) -42°4101, Luyten Half-Second (LHS) 2201, Hipparcos Input Catalog (HIC) 48331, Smithsonian Astrophysical Observatory (SAO) 221544, UGPMF 212
Arity: singular
Right Ascension and Declination: 9h51m7.059s, -43°30'9.67" (epoch 2000.0)
Distance from Sol: 36.37 light-years (11.15 parsecs)
Standard error in distance: 0.9062%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -22.32, 14.07, -25.04
Galactic (X,Y,Z) coordinates in ly: 1.330, -35.97, 5.192
Proper motion: 0.649 arcsec/yr (135.2° from north)
Radial Velocity: -9.6 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 33.75, 10.22, -5.078

What do all these fields mean?


Spectral class: K5
Luminosity Class: V
Apparent visual magnitude: +7.67
Absolute visual magnitude: +7.43
Visual luminosity: 0.0925 x Sol
Color indices: B-V= +1.18, U-B= +1.12, R-I= +0.50
Diameter: 0.72 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 0.304 A.U.s
Angular size of star in sky in CZ: 1.261895 degrees

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