Cape Photographic Durchmusterung -53672

light-years

Catalog numbers:
     Gliese (Gl) 167, Henry Draper (HD) 27274, Cape Photographic Durchmusterung (CPD) -53672, Luyten Half-Second (LHS) 1650, Hipparcos Input Catalog (HIC) 19884, Smithsonian Astrophysical Observatory (SAO) 233456, UGPMF 78
Arity: singular
Right Ascension and Declination: 4h15m56.946s, -53°18'35.53" (epoch 2000.0)
Distance from Sol: 42.66 light-years (13.08 parsecs)
Standard error in distance: 0.8172%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 11.18, 22.91, -34.21
Galactic (X,Y,Z) coordinates in ly: -4.202, -30.28, -29.76
Proper motion: 0.881 arcsec/yr (63.1° from north)
Radial Velocity: -23.2 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -36.68, -7.472, 46.04

What do all these fields mean?


Spectral class: K5
Luminosity Class: V
Apparent visual magnitude: +7.64
Absolute visual magnitude: +7.06
Visual luminosity: 0.131 x Sol
Color indices: B-V= +1.13, U-B= +1.06, R-I= +0.42
Diameter: 0.76 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 0.362 A.U.s
Angular size of star in sky in CZ: 1.119662 degrees

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