Bonner Durchmusterung +45°2247

light-years

Catalog numbers:
     Gliese (Gl) 572, Bonner Durchmusterung (BD) +45°2247, Giclas (G) 179-6, Hipparcos Input Catalog (HIC) 73470, Smithsonian Astrophysical Observatory (SAO) 45329, Vyssotsky McCormick (McC) 314
Arity: singular
Right Ascension and Declination: 15h0m55.572s, +45°25'34.25" (epoch 2000.0)
Distance from Sol: 38.2 light-years (11.7 parsecs)
Standard error in distance: 1.7923%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -18.9, -19.0, 27.2
Galactic (X,Y,Z) coordinates in ly: 4.72, 19.5, 32.5
Proper motion: 0.394 arcsec/yr (36.0° from north)
Radial Velocity: -10 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -8.35, 13.0, -18.4

What do all these fields mean?


Spectral class: M0
Luminosity Class: V
Apparent visual magnitude: +9.15
Absolute visual magnitude: +8.81
Visual luminosity: 0.026 x Sol
Color indices: B-V= +1.43, U-B= +1.18, R-I= +0.72
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.