Bonner Durchmusterung +19°1869

light-years

Catalog numbers:
     Gliese (Gl) 292.1, Henry Draper (HD) 64468, Bonner Durchmusterung (BD) +19°1869, Luyten Half-Second (LHS) 6, Hipparcos Input Catalog (HIC) 38657, Smithsonian Astrophysical Observatory (SAO) 97359, AGK3 Reference (AGK3R) 7116
Arity: singular
Right Ascension and Declination: 7h54m54.07s, +19°14'11.1" (epoch 2000.0)
Distance from Sol: 65.2 light-years (20.0 parsecs)
Standard error in distance: 2.0548%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -29.6, 54.0, 21.5
Galactic (X,Y,Z) coordinates in ly: -55.5, -22.9, 25.4
Proper motion: 0.461 arcsec/yr (167.8° from north)
Radial Velocity: -18.7 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 29.5, -34.3, -14.4

What do all these fields mean?


Spectral class: K6
Luminosity Class: V
Apparent visual magnitude: +7.77
Absolute visual magnitude: +6.26
Visual luminosity: 0.27 x Sol
Color indices: B-V= +0.95, U-B= +0.80, R-I= +0.36
Diameter: 1.87 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: 1.910100 degrees

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