Bonner Durchmusterung +53°935

light-years

Catalog numbers:
     Gliese (Gl) 212, Henry Draper Extension (HDE) 233153, Bonner Durchmusterung (BD) +53°935, Giclas (G) 191-51, Luyten Half-Second (LHS) 1775, Hipparcos Input Catalog (HIC) 26801, Smithsonian Astrophysical Observatory (SAO) 25321, Vyssotsky McCormick (McC) 465
Arity: singular
Right Ascension and Declination: 5h41m30.71s, +53°29'25.4" (epoch 2000.0)
Distance from Sol: 40.7 light-years (12.5 parsecs)
Standard error in distance: 2.0416%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 1.95, 24.1, 32.7
Galactic (X,Y,Z) coordinates in ly: -37.0, 14.4, 8.82
Proper motion: 0.495 arcsec/yr (177.7° from north)
Radial Velocity: 2 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -14.0, -22.5, -12.6

What do all these fields mean?


Spectral class: M1
Luminosity Class: V
Apparent visual magnitude: +9.78
Absolute visual magnitude: +9.30
Visual luminosity: 0.017 x Sol
Color indices: B-V= +1.48, U-B= +1.20, R-I= +0.82
Comfort Zone (visual): 0.13 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.