Giclas 126-31

light-years

Arity: binary
Right Ascension and Declination: 21h41m46s, +16°49'42" (epoch 1950.0)
Distance from Sol: 57.2 light-years (17.5 parsecs)
Standard error in distance: 9.5238%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: 45.1, -31.1, 16.6
Galactic (X,Y,Z) coordinates in ly: 16.1, 48.6, -25.7
Proper motion: 0.259 arcsec/yr (90.0° from north)
Source for proper motion: Gliese

What do all these fields mean?

Data for A and B's orbit around one other:
Combined absolute visual magnitude: +12.11
Combined visual luminosity: 0.0012 x Sol
Observed Separation: 1105 A.U.s
As seen from A:
     B would appear as magnitude -2.76
As seen from B:
     A would appear as magnitude -3.93


Component A:
Catalog numbers:
     Giclas (G) 126-31
Spectral class: M
Luminosity Class: V-VI
Apparent visual magnitude: +13.65
Absolute visual magnitude: +12.43
Visual luminosity: 0.00093 x Sol
Color indices: R-I= +1.25
Comfort Zone (visual): 0.030 A.U.s


Component B:
Catalog numbers:
     Giclas (G) 126-30
Right Ascension and Declination: 21h41m45s, +16°50'48" (epoch 1950.0)
Distance from Sol: 57.2 light-years (17.5 parsecs)
Standard error in distance: 9.5238%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: 45.1, -31.1, 16.6
Galactic (X,Y,Z) coordinates in ly: 16.1, 48.6, -25.6
Proper motion: 0.259 arcsec/yr (90.0° from north)
Source for proper motion: Gliese
Spectral class: M
Luminosity Class: V-VI
Apparent visual magnitude: +14.81
Absolute visual magnitude: +13.59
Visual luminosity: 0.00032 x Sol
Color indices: R-I= +1.38
Comfort Zone (visual): 0.018 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.