Luyten 824-28

light-years

Catalog numbers:
     Gliese (Gl) 386, Giclas (G) 162-38, Luyten Half-Second (LHS) 2244, Hipparcos Input Catalog (HIC) 50341, Vyssotsky McCormick (McC) 573, Luyten (L) 824-28
Arity: singular
Right Ascension and Declination: 10h16m45.953s, -11°57'42.77" (epoch 2000.0)
Distance from Sol: 44.8 light-years (13.7 parsecs)
Standard error in distance: 3.1533%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -39.5, 19.1, -9.29
Galactic (X,Y,Z) coordinates in ly: -9.51, -35.0, 26.4
Proper motion: 0.744 arcsec/yr (213.9° from north)
Radial Velocity: -20 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 3.91, -13.5, -50.5

What do all these fields mean?


Spectral class: M0
Luminosity Class: V
Apparent visual magnitude: +10.99
Absolute visual magnitude: +10.30
Visual luminosity: 0.0066 x Sol
Color indices: B-V= +1.47, U-B= +1.10, R-I= +1.05
Comfort Zone (visual): 0.081 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.