Bonner Durchmusterung -16°6218

light-years

Catalog numbers:
     Gliese (Gl) 890, Bonner Durchmusterung (BD) -16°6218, Hipparcos Input Catalog (HIC) 114252, Vyssotsky McCormick (McC) 342, New Suspected Variable (NSV) 14434
Arity: singular
Right Ascension and Declination: 23h8m19.506s, -15°24'35.59" (epoch 2000.0)
Distance from Sol: 71.3 light-years (21.9 parsecs)
Standard error in distance: 5.3775%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 67.0, -15.4, -18.9
Galactic (X,Y,Z) coordinates in ly: 18.1, 25.8, -63.9
Proper motion: 0.05 arcsec/yr (79.0° from north)
Radial Velocity: 2 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -4.32, -0.086, -3.49

What do all these fields mean?


Spectral class: M2.5e
Luminosity Class: V
Apparent visual magnitude: +10.87
Absolute visual magnitude: +9.18
Visual luminosity: 0.019 x Sol
Color indices: B-V= +1.42, U-B= +1.12, R-I= +0.73
Comfort Zone (visual): 0.14 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.