Catalogue Astrographique +3°2781-116

light-years

Catalog numbers:
     Gliese (Gl) 889.1, Luyten Half-Second (LHS) 3899, Hipparcos Input Catalog (HIC) 114233, Vyssotsky McCormick (McC) 343, Catalogue Astrographique (AC) +3°2781-116
Arity: singular
Right Ascension and Declination: 23h8m6.946s, +3°19'44.27" (epoch 2000.0)
Distance from Sol: 51.1 light-years (15.7 parsecs)
Standard error in distance: 3.0961%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 49.7, -11.4, 2.97
Galactic (X,Y,Z) coordinates in ly: 5.22, 31.8, -39.6
Proper motion: 0.533 arcsec/yr (60.0° from north)
Radial Velocity: 32 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -36.1, 22.7, -27.8

What do all these fields mean?


Spectral class: M0
Luminosity Class: V
Apparent visual magnitude: +10.90
Absolute visual magnitude: +9.93
Visual luminosity: 0.0093 x Sol
Color indices: B-V= +1.52, U-B= +1.21, R-I= +0.77
Comfort Zone (visual): 0.096 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.