Bonner Durchmusterung +22°2302

light-years

Catalog numbers:
     Gliese (Gl) 410, Henry Draper (HD) 95650, Bonner Durchmusterung (BD) +22°2302, Hipparcos Input Catalog (HIC) 53985, Vyssotsky McCormick (McC) 129
Arity: singular
Right Ascension and Declination: 11h2m38.331s, +21°58'1.58" (epoch 2000.0)
Distance from Sol: 38.0 light-years (11.7 parsecs)
Standard error in distance: 1.5611%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -34.2, 8.74, 14.2
Galactic (X,Y,Z) coordinates in ly: -12.2, -10.2, 34.5
Proper motion: 0.152 arcsec/yr (112.8° from north)
Radial Velocity: -13.9 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 12.4, 3.19, -9.97

What do all these fields mean?


Spectral class: M2e
Luminosity Class: V
Apparent visual magnitude: +9.57
Absolute visual magnitude: +9.24
Visual luminosity: 0.018 x Sol
Color indices: B-V= +1.48, U-B= +1.19, R-I= +0.77
Diameter: 0.6 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 0.13 A.U.s
Angular size of star in sky in CZ: 2.415999 degrees

light-years
but not more than light-years away
Data for this star system were most recently updated on 4-April-2001.