Catalogue Astrographique +27°66379

light-years

Catalog numbers:
     Gliese (Gl) 851.5, Giclas (G) 127-11, Luyten Half-Second (LHS) 3781, Hipparcos Input Catalog (HIC) 109812, Vyssotsky McCormick (McC) 206, Catalogue Astrographique (AC) +27°66379
Arity: singular
Right Ascension and Declination: 22h14m31.379s, +27°51'18.39" (epoch 2000.0)
Distance from Sol: 64.5 light-years (19.8 parsecs)
Standard error in distance: 3.2159%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 51.1, -25.3, 30.1
Galactic (X,Y,Z) coordinates in ly: 4.10, 59.0, -25.7
Proper motion: 0.569 arcsec/yr (333.4° from north)
Radial Velocity: 17 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -7.22, 37.1, 41.3

What do all these fields mean?


Spectral class: M0.5
Luminosity Class: V
Apparent visual magnitude: +10.33
Absolute visual magnitude: +8.85
Visual luminosity: 0.025 x Sol
Color indices: B-V= +1.46, R-I= +0.66
Comfort Zone (visual): 0.16 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.