Luyten 1044-70

light-years

Catalog numbers:
     Giclas (G) 10-49, Luyten (L) 1044-70, Luyten Two-Tenth (LTT) 13239
Arity: binary
Right Ascension and Declination: 11h45m8s, +0°32'0" (epoch 1950.0)
Distance from Sol: 51 light-years (16 parsecs)
Standard error in distance: 15.7895%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: -51, 3.3, 0.5
Galactic (X,Y,Z) coordinates in ly: 0.3, -26, 44
Proper motion: 0.303 arcsec/yr (253.0° 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: +12.26
Combined visual luminosity: 0.001 x Sol
Observed Separation: 375 A.U.s
As seen from A:
     B would appear as magnitude -2.07
As seen from B:
     A would appear as magnitude -6.42


Component A:
Catalog numbers:
     Luyten Palomar (LP) 613-49
Spectral class: M
Luminosity Class: V-VI
Apparent visual magnitude: +13.25
Absolute visual magnitude: +12.28
Visual luminosity: 0.001 x Sol
Color indices: R-I= +1.23
Comfort Zone (visual): 0.03 A.U.s


Component B:
Catalog numbers:
     Luyten Palomar (LP) 613-50
Right Ascension and Declination: 11h45m9s, +0°31'48" (epoch 1950.0)
Celestial (X,Y,Z) coordinates in ly: -51, 3.3, 0.5
Galactic (X,Y,Z) coordinates in ly: 0.3, -26, 44
Spectral class: M
Luminosity Class: V-VI
Apparent visual magnitude: +17.60
Absolute visual magnitude: +16.63
Visual luminosity: 0.00002 x Sol
Comfort Zone (visual): 0.004 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.