Eggen/Greenstein white dwarf 498

light-years

Catalog numbers:
     Luyten Half-Second (LHS) 483, Eggen/Greenstein white dwarf (EG) 498, Luyten Palomar (LP) 754-16
Arity: singular
Right Ascension and Declination: 20h2m46s, -11°5'24" (epoch 1950.0)
Distance from Sol: 57.0 light-years (17.5 parsecs)
Standard error in distance: 8.7719%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: 28.6, -48.1, -11.0
Galactic (X,Y,Z) coordinates in ly: 45.4, 27.6, -20.8
Proper motion: 1.081 arcsec/yr (94.9° from north)
Source for proper motion: Gliese

What do all these fields mean?


Spectral class: DC9
Luminosity Class: wd
Apparent visual magnitude: +16.87
Absolute visual magnitude: +15.66
Visual luminosity: 0.000048 x Sol
Color indices: B-V= +1.04
Comfort Zone (visual): 0.0069 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.