Catalogue Astrographique +3°2259-31

light-years

Catalog numbers:
     Gliese (Gl) 70, Luyten Half-Second (LHS) 1290 , Vyssotsky McCormick (McC) 93, Catalogue Astrographique (AC) +3°2259-31, Giclas (G) 3-14
Arity: singular
Right Ascension and Declination: 1h40m46s, +4°4'54" (epoch 1950.0)
Distance from Sol: 29 light-years (8.8 parsecs)
Standard error in distance: 17.3566%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: 26, 12, 2.0
Galactic (X,Y,Z) coordinates in ly: -13, 8.8, -24
Proper motion: 0.861 arcsec/yr (209.5° from north)
Radial Velocity: -25.8 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 40, -20, 1.7

What do all these fields mean?


Spectral class: M2
Luminosity Class: V
Apparent visual magnitude: +10.93
Absolute visual magnitude: +11.21
Visual luminosity: 0.003 x Sol
Color indices: B-V= +1.54
Comfort Zone (visual): 0.05 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.