What do all these fields mean?
Data for A and B's orbit around one other:
Combined absolute visual magnitude: +4.55
Combined visual luminosity: 1.317 x Sol
Period: 480 years
Semimajor Axis: 71.40 A.U.s
Eccentricity: 0.497
Periastron distance: 35.91 A.U.s
Apastron distance: 106.9 A.U.s
Year in which periastron occurs: 1889.6
Source for orbit data: K.A. Strand
As seen from A:
At periastron, B would appear as magnitude -15.16
At apastron, B would appear as magnitude -12.79
As seen from B:
At periastron, A would appear as magnitude -19.22
At apastron, A would appear as magnitude -16.85
Component A:
Catalog numbers:
Luyten Half-Second (LHS) 123
Spectral class: G3
Luminosity Class: V
Apparent visual magnitude: +3.45
Absolute visual magnitude: +4.58
Visual luminosity: 1.287 x Sol
Color indices: B-V= +0.57, U-B= +0.02, R-I= +0.22
Mass: 1.1 x Sol
Diameter: 1.011 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 1.134 A.U.s
Orbital period in CZ: 1.15181 years
Tidal index in CZ: 0.753766
Angular size of star in sky in CZ: 0.475092 degrees
Component B:
Catalog numbers:
Luyten Half-Second (LHS) 122
Proper motion: 1.213 arcsec/yr (114.9° from north)
Radial Velocity: 10.5 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -31.09, -9.154, -15.23
Spectral class: K7n
Luminosity Class: V
Apparent visual magnitude: +7.51
Absolute visual magnitude: +8.64
Visual luminosity: 0.0306 x Sol
Color indices: B-V= +1.39, U-B= +1.03, R-I= +0.59
Mass: 0.52 x Sol
Diameter: 0.646 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 0.175 A.U.s
Orbital period in CZ: 37.0345 days
Tidal index in CZ: 97.2673
Angular size of star in sky in CZ: 1.970070 degrees