Bonner Durchmusterung +65°1203

light-years

Catalog numbers:
     Woolley (Wo) 9599, Henry Draper (HD) 161284, Bonner Durchmusterung (BD) +65°1203, Hipparcos Input Catalog (HIC) 86456, Smithsonian Astrophysical Observatory (SAO) 17595, AGK3 Reference (AGK3R) 15769, Woolley (Wo) 9599
Arity: singular
Right Ascension and Declination: 17h39m55.654s, +65°0'6.11" (epoch 2000.0)
Distance from Sol: 86.2 light-years (26.4 parsecs)
Standard error in distance: 1.8422%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -3.19, -36.3, 78.1
Galactic (X,Y,Z) coordinates in ly: -5.89, 73.0, 45.6
Proper motion: 0.119 arcsec/yr (344.9° from north)
Radial Velocity: -8.1 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -13.8, -9.68, -1.63

What do all these fields mean?


Spectral class: K0
Luminosity Class: V
Apparent visual magnitude: +8.37
Absolute visual magnitude: +6.26
Visual luminosity: 0.27 x Sol
Color indices: B-V= +0.93, U-B= +0.69
Diameter: 0.81 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 0.52 A.U.s
Angular size of star in sky in CZ: 0.826329 degrees

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