Catalogue Astrographique +39°60670

Catalog numbers:
Gliese (Gl) 834, Catalogue Astrographique (AC) +39°60670, Giclas (G) 212-48, Hipparcos Input Catalog (HIC) 106694, Vyssotsky McCormick (McC) 836
Arity: binary
Right Ascension and Declination: 21h36m38.5s, +39°27'20.3" (epoch 2000.0)
Distance from Sol: 69.7 light-years (21.4 parsecs)
Standard error in distance: 6.717%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 43.6, -31.5, 44.3
Galactic (X,Y,Z) coordinates in ly: 3.15, 68.7, -11.5
Proper motion: 0.263 arcsec/yr (233.0° 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: +8.53
Combined visual luminosity: 0.034 x Sol
Observed Separation: 64.1 A.U.s
As seen from A:
B would appear as magnitude -11.89
As seen from B:
A would appear as magnitude -13.85

Component A:
Catalog numbers:
Luyten Palomar (LP) 286-6
Spectral class: M0
Luminosity Class: V
Apparent visual magnitude: +10.34
Absolute visual magnitude: +8.69
Visual luminosity: 0.029 x Sol
Comfort Zone (visual): 0.17 A.U.s

Component B:
Catalog numbers:
Luyten Palomar (LP) 286-5
Apparent visual magnitude: +12.30
Absolute visual magnitude: +10.65
Visual luminosity: 0.0048 x Sol
Comfort Zone (visual): 0.069 A.U.s

Data for this star system were most recently updated on 4-April-2001.