Bonner Durchmusterung +50°2030

light-years

Catalog numbers:
     Gliese (Gl) 532, Henry Draper Extension (HDE) 234078, Bonner Durchmusterung (BD) +50°2030, Giclas (G) 177-62, Hipparcos Input Catalog (HIC) 67691, Smithsonian Astrophysical Observatory (SAO) 28910, Vyssotsky McCormick (McC) 702, Luyten Two-Tenth (LTT) 14050
Arity: singular
Right Ascension and Declination: 13h52m0.031s, +49°57'3.11" (epoch 2000.0)
Distance from Sol: 45.7 light-years (14.0 parsecs)
Standard error in distance: 1.3132%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -26.0, -13.8, 35.0
Galactic (X,Y,Z) coordinates in ly: -3.12, 19.5, 41.2
Proper motion: 0.448 arcsec/yr (109.1° from north)
Radial Velocity: -44.8 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 30.4, -7.73, -43.7

What do all these fields mean?


Spectral class: M0p
Luminosity Class: V
Apparent visual magnitude: +8.88
Absolute visual magnitude: +8.15
Visual luminosity: 0.048 x Sol
Color indices: B-V= +1.33, U-B= +1.20, R-I= +0.58
Comfort Zone (visual): 0.22 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.