Bonner Durchmusterung +44°4548

light-years

Catalog numbers:
     Gliese (Gl) 2, Bonner Durchmusterung (BD) +44°4548, Giclas (G) 171-39, Luyten Half-Second (LHS) 1014, Vyssotsky McCormick (McC) 216, Hipparcos Input Catalog (HIC) 428
Arity: singular
Right Ascension and Declination: 0h5m10.909s, +45°47'11.61" (epoch 2000.0)
Distance from Sol: 37.5 light-years (11.5 parsecs)
Standard error in distance: 1.5952%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 26.1, 0.59, 26.9
Galactic (X,Y,Z) coordinates in ly: -15.3, 32.6, -10.4
Proper motion: 0.894 arcsec/yr (100.5° from north)
Radial Velocity: 0.1 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -39.3, -23.6, -16.5

What do all these fields mean?


Spectral class: M2e
Luminosity Class: V
Apparent visual magnitude: +9.95
Absolute visual magnitude: +9.65
Visual luminosity: 0.012 x Sol
Color indices: B-V= +1.49
Comfort Zone (visual): 0.11 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.