Luyten 86-66

light-years

Arity: binary
Right Ascension and Declination: 0h13m26s, -68°16'23" (epoch 1950.0)
Distance from Sol: 65 light-years (20 parsecs)
Standard error in distance: 10.7143%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: 24, 1.4, -61
Galactic (X,Y,Z) coordinates in ly: 26, -34, -49
Proper motion: 0.628 arcsec/yr (103.8° 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: +9.21
Combined visual luminosity: 0.02 x Sol
Observed Separation: 960 A.U.s
As seen from A:
     B would appear as magnitude -5.67
As seen from B:
     A would appear as magnitude -7.22


Component A:
Catalog numbers:
     Luyten Half-Second (LHS) 1051, Luyten (L) 86-66, Luyten FT (LFT) 24, Luyten Two-Tenth (LTT) 118
Spectral class: M
Luminosity Class: V
Apparent visual magnitude: +10.95
Absolute visual magnitude: +9.44
Visual luminosity: 0.01 x Sol
Color indices: R-I= +0.82
Comfort Zone (visual): 0.1 A.U.s


Component B:
Catalog numbers:
     Luyten Half-Second (LHS) 1049, Luyten FT (LFT) 25, Luyten Two-Tenth (LTT) 119, Luyten (L) 86-67
Right Ascension and Declination: 0h13m17s, -68°16'0" (epoch 1950.0)
Celestial (X,Y,Z) coordinates in ly: 24, 1.4, -61
Galactic (X,Y,Z) coordinates in ly: 26, -34, -49
Spectral class: M
Luminosity Class: V
Apparent visual magnitude: +12.50
Absolute visual magnitude: +10.99
Visual luminosity: 0.003 x Sol
Color indices: R-I= +1.04
Comfort Zone (visual): 0.06 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.