Cordoba Durchmusterung -44°11909

light-years

Catalog numbers:
     Gliese (Gl) 682, Cordoba Durchmusterung (CD) -44°11909, Luyten Half-Second (LHS) 451, Hipparcos Input Catalog (HIC) 86214
Arity: singular
Right Ascension and Declination: 17h37m3.676s, -44°19'9.23" (epoch 2000.0)
Distance from Sol: 16.4 light-years (5.04 parsecs)
Standard error in distance: 1.2105%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -1.18, -11.7, -11.5
Galactic (X,Y,Z) coordinates in ly: 15.9, -3.86, -2.06
Proper motion: 1.155 arcsec/yr (216.3° from north)
Radial Velocity: -60 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -64.1, -12.7, 9.74

What do all these fields mean?


Spectral class: M3.5
Luminosity Class: V-VI
Apparent visual magnitude: +10.94
Absolute visual magnitude: +12.43
Visual luminosity: 0.00093 x Sol
Color indices: B-V= +1.65, U-B= +1.20, R-I= +1.26
Mass: 0.34 x Sol
Diameter: 0.27 x Sol
Comfort Zone (visual): 0.030 A.U.s
Orbital period in CZ: 3.33494 days
Tidal index in CZ: 11995.1
Angular size of star in sky in CZ: 4.720887 degrees

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