Luyten 140-9

light-years

Catalog numbers:
     Gliese (Gl) 341, Henry Draper Extension (HDE) 304636, Cape Photographic Durchmusterung (CPD) -591362, Luyten Half-Second (LHS) 2128, Hipparcos Input Catalog (HIC) 45908, UGPMF 204, Luyten (L) 140-9, Cordoba Durchmusterung (CD) -592351, Luyten Two-Tenth (LTT) 3453, New Suspected Variable (NSV) 4470
Arity: singular
Right Ascension and Declination: 9h21m37.659s, -60°16'55" (epoch 2000.0)
Distance from Sol: 34.2 light-years (10.5 parsecs)
Standard error in distance: 1.0171%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -13.1, 10.8, -29.7
Galactic (X,Y,Z) coordinates in ly: 5.81, -33.4, -4.37
Proper motion: 0.879 arcsec/yr (282.6° from north)
Radial Velocity: 36.2 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -30.8, -38.8, -27.7

What do all these fields mean?


Spectral class: M0
Luminosity Class: V
Apparent visual magnitude: +9.49
Absolute visual magnitude: +9.38
Visual luminosity: 0.015 x Sol
Color indices: B-V= +1.48, U-B= +1.18, R-I= +0.78
Comfort Zone (visual): 0.12 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.