Cordoba Durchmusterung -40°9712

light-years

Catalog numbers:
     Gliese (Gl) 588, Cordoba Durchmusterung (CD) -40°9712, Luyten Half-Second (LHS) 397, Hipparcos Input Catalog (HIC) 76074, Cape Photographic Durchmusterung (CPD) -20°7021, Luyten Two-Tenth (LTT) 6210, New Suspected Variable (NSV) 7119
Arity: singular
Right Ascension and Declination: 15h32m12.964s, -41°16'31.34" (epoch 2000.0)
Distance from Sol: 19.35 light-years (5.934 parsecs)
Standard error in distance: 0.8356%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -8.743, -11.63, -12.77
Galactic (X,Y,Z) coordinates in ly: 16.91, -8.577, 3.900
Proper motion: 1.539 arcsec/yr (228.5° from north)
Radial Velocity: 15.4 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -5.354, -45.63, -0.726

What do all these fields mean?


Spectral class: M3
Luminosity Class: V-VI
Apparent visual magnitude: +9.31
Absolute visual magnitude: +10.44
Visual luminosity: 0.00579 x Sol
Color indices: B-V= +1.52, U-B= +1.11, R-I= +1.05
Mass: 0.44 x Sol
Diameter: 0.29 x Sol
Comfort Zone (visual): 0.0761 A.U.s
Orbital period in CZ: 11.5559 days
Tidal index in CZ: 999.018
Angular size of star in sky in CZ: 2.031994 degrees

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