Gliese & Jahreiss 1230

light-years

Catalog numbers:
     Gliese & Jahreiss (GJ) 1230, Giclas (G) 184-19
Arity: binary
Right Ascension and Declination: 18h39m4s, +24°44'12" (epoch 1950.0)
Distance from Sol: 24 light-years (7.4 parsecs)
Standard error in distance: 13.9241%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: 3.7, -21, 10
Galactic (X,Y,Z) coordinates in ly: 14, 19, 5.5
Proper motion: 0.501 arcsec/yr (85.3° from north)
Source for proper motion: Gliese

What do all these fields mean?


Component A:
Catalog numbers:
     Luyten Half-Second (LHS) 3405
Spectral class: M4.5
Luminosity Class: V
Apparent visual magnitude: +12.40
Absolute visual magnitude: +13.07
Visual luminosity: 0.0005 x Sol
Comfort Zone (visual): 0.02 A.U.s


Component B:
Catalog numbers:
     Luyten Half-Second (LHS) 3404
Spectral class: M4.5
Luminosity Class: V
Apparent visual magnitude: +14.00
Absolute visual magnitude: +14.67
Visual luminosity: 0.0001 x Sol
Comfort Zone (visual): 0.01 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.