Luyten 1140-40

light-years

Catalog numbers:
     Luyten (L) 1140-40, Luyten Two-Tenth (LTT) 15688, Luyten Palomar (LP) 572-18
Arity: singular
Right Ascension and Declination: 19h26m38s, +7°3'12" (epoch 1950.0)
Distance from Sol: 69 light-years (21 parsecs)
Standard error in distance: 31.8841%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: 25, -64, 8.5
Galactic (X,Y,Z) coordinates in ly: 50, 48, -6.1
Proper motion: 0.348 arcsec/yr (50.0° from north)
Source for proper motion: Gliese

What do all these fields mean?


Spectral class: K7
Luminosity Class: V-VI
Apparent visual magnitude: +10.71
Absolute visual magnitude: +9.07
Visual luminosity: 0.02 x Sol
Color indices: B-V= +1.41, U-B= +1.21
Comfort Zone (visual): 0.1 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.