Catalogue Astrographique +23468-46

light-years

Catalog numbers:
     Gliese (Gl) 408, Luyten Half-Second (LHS) 6, Hipparcos Input Catalog (HIC) 53767, Vyssotsky McCormick (McC) 128, Catalogue Astrographique (AC) +23468-46, Luyten Two-Tenth (LTT) 12982
Arity: singular
Right Ascension and Declination: 11h0m4.289s, +22°49'59.38" (epoch 2000.0)
Distance from Sol: 21.6 light-years (6.62 parsecs)
Standard error in distance: 1.0423%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -19.2, 5.15, 8.38
Galactic (X,Y,Z) coordinates in ly: -7.25, -5.55, 19.6
Proper motion: 0.465 arcsec/yr (239.9° from north)
Radial Velocity: 3 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -9.07, -11.4, -3.28

What do all these fields mean?


Spectral class: M2.5n
Luminosity Class: V
Apparent visual magnitude: +10.03
Absolute visual magnitude: +10.93
Visual luminosity: 0.0037 x Sol
Color indices: B-V= +1.54, U-B= +1.22, R-I= +1.04
Comfort Zone (visual): 0.061 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.