Giclas 116-72

light-years

Arity: binary
Right Ascension and Declination: 9h56m13s, +44°5'0" (epoch 1950.0)
Distance from Sol: 72 light-years (22 parsecs)
Standard error in distance: 11.7647%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: -45, 27, 50
Galactic (X,Y,Z) coordinates in ly: -45, 3.5, 57
Proper motion: 0.228 arcsec/yr (199.0° 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: +11.53
Combined visual luminosity: 0.002 x Sol
Observed Separation: 511 A.U.s
As seen from A:
     B would appear as magnitude -5.60
As seen from B:
     A would appear as magnitude -5.87


Component A:
Catalog numbers:
     Giclas (G) 116-72
Spectral class: M
Luminosity Class: V-VI
Apparent visual magnitude: +13.89
Absolute visual magnitude: +12.16
Visual luminosity: 0.001 x Sol
Color indices: R-I= +1.22
Comfort Zone (visual): 0.03 A.U.s


Component B:
Catalog numbers:
     Giclas (G) 116-73
Right Ascension and Declination: 9h56m15s, +44°5'0" (epoch 1950.0)
Celestial (X,Y,Z) coordinates in ly: -45, 27, 50
Galactic (X,Y,Z) coordinates in ly: -45, 3.5, 57
Spectral class: M
Luminosity Class: V-VI
Apparent visual magnitude: +14.16
Absolute visual magnitude: +12.43
Visual luminosity: 0.0009 x Sol
Color indices: R-I= +1.24
Comfort Zone (visual): 0.03 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.