Bonner Durchmusterung +45°4378

light-years

Catalog numbers:
     Gliese (Gl) 913, Bonner Durchmusterung (BD) +45°4378, Giclas (G) 171-29, Luyten Half-Second (LHS) 4054, Hipparcos Input Catalog (HIC) 118212, Smithsonian Astrophysical Observatory (SAO) 53537, Vyssotsky McCormick (McC) 214, New Suspected Variable (NSV) 14784
Arity: singular
Right Ascension and Declination: 23h58m43.473s, +46°43'44.59" (epoch 2000.0)
Distance from Sol: 56.6 light-years (17.4 parsecs)
Standard error in distance: 4.6658%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 38.8, -0.22, 41.2
Galactic (X,Y,Z) coordinates in ly: -22.3, 49.9, -14.7
Proper motion: 0.642 arcsec/yr (90.3° from north)
Radial Velocity: 3.6 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -47.5, -20.5, -11.4

What do all these fields mean?


Spectral class: M0.5
Luminosity Class: V
Apparent visual magnitude: +9.62
Absolute visual magnitude: +8.42
Visual luminosity: 0.037 x Sol
Color indices: B-V= +1.44, U-B= +1.19, R-I= +0.74
Comfort Zone (visual): 0.19 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.