Bonner Durchmusterung +25°613

light-years

Catalog numbers:
     Gliese (Gl) 154, Henry Draper (HD) 23453, Bonner Durchmusterung (BD) +25°613 , Hipparcos Input Catalog (HIC) 17609, Vyssotsky McCormick (McC) 104
Arity: singular
Right Ascension and Declination: 3h46m20.12s, +26°12'55.6" (epoch 2000.0)
Distance from Sol: 47.5 light-years (14.6 parsecs)
Standard error in distance: 2.5284%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 23.5, 35.6, 21.0
Galactic (X,Y,Z) coordinates in ly: -42.8, 11.2, -17.4
Proper motion: 0.41 arcsec/yr (119.0° from north)
Radial Velocity: 36.3 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -41.9, -17.6, -7.45

What do all these fields mean?


Spectral class: K7
Luminosity Class: V?
Apparent visual magnitude: +9.61
Absolute visual magnitude: +8.79
Visual luminosity: 0.027 x Sol
Color indices: B-V= +1.47
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.