Bonner Durchmusterung -2°129

light-years

Catalog numbers:
     Gliese (Gl) 44, Bonner Durchmusterung (BD) -2°129
Arity: singular
Right Ascension and Declination: 0h57m20.136s, -1°48'57.21" (epoch 2000.0)
Distance from Sol: 47 light-years (14 parsecs)
Standard error in distance: 12.7182%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: 45, 12, -1.5
Galactic (X,Y,Z) coordinates in ly: -12, 16, -42
Proper motion: 0.321 arcsec/yr (238.2° from north)
Radial Velocity: -47.8 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 34, -15, 38

What do all these fields mean?


Spectral class: K1
Luminosity Class: V?
Apparent visual magnitude: +9.46
Absolute visual magnitude: +8.69
Visual luminosity: 0.03 x Sol
Color indices: B-V= +0.86
Comfort Zone (visual): 0.2 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.