Wolf 1373

light-years

Catalog numbers:
     Gliese (Gl) 813, Giclas (G) 187-9, Luyten Half-Second (LHS) 3605, Hipparcos Input Catalog (HIC) 103441, Wolf 1373, Catalogue Astrographique (AC) +22°308-605, Luyten FT (LFT) 1588
Arity: singular
Right Ascension and Declination: 20h57m25.348s, +22°21'46.46" (epoch 2000.0)
Distance from Sol: 44.5 light-years (13.7 parsecs)
Standard error in distance: 4.2364%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 28.8, -29.4, 16.9
Galactic (X,Y,Z) coordinates in ly: 15.6, 40.1, -11.6
Proper motion: 0.779 arcsec/yr (103.0° from north)
Radial Velocity: -31.1 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -35.6, -31.1, -35.7

What do all these fields mean?


Spectral class: M3
Luminosity Class: V
Apparent visual magnitude: +11.98
Absolute visual magnitude: +11.30
Visual luminosity: 0.0026 x Sol
Color indices: B-V= +1.61, U-B= +1.22, R-I= +0.99
Comfort Zone (visual): 0.051 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.