Eggen/Greenstein white dwarf 290

light-years

Catalog numbers:
     Gliese & Jahreiss (GJ) 1087, Luyten Half-Second (LHS) 212, Eggen/Greenstein white dwarf (EG) 290
Arity: singular
Right Ascension and Declination: 5h53m47s, +5°22'11" (epoch 1950.0)
Distance from Sol: 26.1 light-years (7.99 parsecs)
Standard error in distance: 3.1734%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: 0.70, 25.9, 2.44
Galactic (X,Y,Z) coordinates in ly: -23.9, -9.52, -4.38
Proper motion: 1.056 arcsec/yr (207.0° from north)
Source for proper motion: Gliese

What do all these fields mean?


Spectral class: DAP9
Luminosity Class: wd
Apparent visual magnitude: +14.10
Absolute visual magnitude: +14.59
Visual luminosity: 0.00013 x Sol
Color indices: B-V= +0.60, U-B= -0.14, R-I= +0.25
Comfort Zone (visual): 0.011 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.