Bonner Durchmusterung +2°348

light-years

Catalog numbers:
     Gliese (Gl) 87, Bonner Durchmusterung (BD) +2°348 , Luyten Half-Second (LHS) 14 , Vyssotsky McCormick (McC) 95
Arity: singular
Right Ascension and Declination: 2h12m20.957s, +3°34'31.83" (epoch 2000.0)
Distance from Sol: 37.6 light-years (11.5 parsecs)
Standard error in distance: 7.864%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: 31.5, 20.5, 2.35
Galactic (X,Y,Z) coordinates in ly: -21.1, 8.01, -30.1
Proper motion: 2.598 arcsec/yr (223.5° from north)
Radial Velocity: -2.7 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 116, -12.9, -81.4

What do all these fields mean?


Spectral class: M2.5
Luminosity Class: V
Apparent visual magnitude: +10.06
Absolute visual magnitude: +9.75
Visual luminosity: 0.011 x Sol
Color indices: B-V= +1.44
Comfort Zone (visual): 0.10 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.