Luyten 1534-1

light-years

Catalog numbers:
     Gliese (Gl) 246, Luyten Half-Second (LHS) 1870, Eggen/Greenstein white dwarf (EG) 50, Luyten (L) 1534-1
Arity: singular
Right Ascension and Declination: 6h44m15s, +37°35'6" (epoch 1950.0)
Distance from Sol: 52.1 light-years (16.0 parsecs)
Standard error in distance: 4.7184%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: -7.92, 40.5, 31.8
Galactic (X,Y,Z) coordinates in ly: -50.2, 1.51, 13.9
Proper motion: 0.968 arcsec/yr (193.3° from north)
Radial Velocity: 80 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -90.4, -56.4, -20.5

What do all these fields mean?


Spectral class: DA2
Luminosity Class: wd
Apparent visual magnitude: +12.06
Absolute visual magnitude: +11.04
Visual luminosity: 0.0033 x Sol
Color indices: B-V= -0.08, U-B= -0.92
Diameter: 0.0128 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 0.058 A.U.s
Angular size of star in sky in CZ: 0.118212 degrees

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