Bonner Durchmusterung +18°3606

light-years

Catalog numbers:
     Gliese (Gl) 708, Henry Draper Extension (HDE) 348282, Bonner Durchmusterung (BD) +18°3606, Hipparcos Input Catalog (HIC) 89449, Vyssotsky McCormick (McC) 178
Arity: singular
Right Ascension and Declination: 18h15m18.309s, +18°30'0.35" (epoch 2000.0)
Distance from Sol: 96.2 light-years (29.5 parsecs)
Standard error in distance: 4.8007%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 6.09, -91.0, 30.5
Galactic (X,Y,Z) coordinates in ly: 64.3, 66.7, 25.9
Proper motion: 0.11 arcsec/yr (34.0° from north)
Radial Velocity: 1.7 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -9.29, 12.2, -2.06

What do all these fields mean?


Spectral class: M1
Luminosity Class: V
Apparent visual magnitude: +10.06
Absolute visual magnitude: +7.71
Visual luminosity: 0.072 x Sol
Color indices: B-V= +1.33, U-B= +1.31, R-I= +0.56
Comfort Zone (visual): 0.27 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.