Cordoba Durchmusterung -25°10553

light-years

Catalog numbers:
     Gliese (Gl) 563.2, Cordoba Durchmusterung (CD) -25°10553, Hipparcos Input Catalog (HIC) 72511
Arity: binary
Right Ascension and Declination: 14h49m32.49s, -26°6'22.5" (epoch 2000.0)
Distance from Sol: 68 light-years (21 parsecs)
Standard error in distance: 14.2857%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: -45, -41, -30
Galactic (X,Y,Z) coordinates in ly: 53, -26, 33
Proper motion: 1.217 arcsec/yr (260.7° from north)
Radial Velocity: 22 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -51, -100, 49

What do all these fields mean?

Data for A and B's orbit around one other:
Combined absolute visual magnitude: +9.53
Combined visual luminosity: 0.01 x Sol
Observed Separation: 625 A.U.s
As seen from A:
     B would appear as magnitude -7.13
As seen from B:
     A would appear as magnitude -7.47


Component A:
Catalog numbers:
     Luyten Half-Second (LHS) 380, Luyten Two-Tenth (LTT) 5883
Spectral class: M3
Luminosity Class: V
Apparent visual magnitude: +11.72
Absolute visual magnitude: +10.13
Visual luminosity: 0.008 x Sol
Color indices: B-V= +1.49, U-B= +1.05, R-I= +0.87
Comfort Zone (visual): 0.09 A.U.s


Component B:
Catalog numbers:
     Luyten Half-Second (LHS) 379, Luyten Two-Tenth (LTT) 5884
Right Ascension and Declination: 14h46m40s, -25°54'0" (epoch 1950.0)
Celestial (X,Y,Z) coordinates in ly: -46, -41, -30
Galactic (X,Y,Z) coordinates in ly: 53, -26, 34
Proper motion: 1.217 arcsec/yr (260.7° from north)
Radial Velocity: 44 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -35, -108, 59
Spectral class: M3
Luminosity Class: V
Apparent visual magnitude: +12.06
Absolute visual magnitude: +10.47
Visual luminosity: 0.006 x Sol
Color indices: B-V= +1.52, U-B= +1.05, R-I= +0.93
Comfort Zone (visual): 0.08 A.U.s

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