Cordoba Durchmusterung -4611540


Catalog numbers:
     Gliese (Gl) 674, Cape Photographic Durchmusterung (CPD) -468664, Luyten Half-Second (LHS) 449, Hipparcos Input Catalog (HIC) 85523, Cordoba Durchmusterung (CD) -4611540
Arity: singular
Right Ascension and Declination: 17h28m40.04s, -46°53'42.71" (epoch 2000.0)
Distance from Sol: 14.80 light-years (4.537 parsecs)
Standard error in distance: 0.734%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -1.378, -10.02, -10.80
Galactic (X,Y,Z) coordinates in ly: 14.06, -4.210, -1.889
Proper motion: 1.044 arcsec/yr (147.0° from north)
Radial Velocity: -10.2 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -14.84, -5.169, -19.01

What do all these fields mean?

Spectral class: M3
Luminosity Class: V-VI
Apparent visual magnitude: +9.38
Absolute visual magnitude: +11.10
Visual luminosity: 0.00317 x Sol
Color indices: B-V= +1.53, U-B= +1.21, R-I= +1.03
Mass: 0.25 x Sol
Diameter: 0.44 x Sol
Comfort Zone (visual): 0.0563 A.U.s
Orbital period in CZ: 9.75037 days
Tidal index in CZ: 1403.26
Angular size of star in sky in CZ: 4.168723 degrees

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