58 Ophiuchi

light-years
Proper names: 58 Ophiuchi
Catalog numbers:
     Gliese (Gl) 692, Henry Draper (HD) 160915, Bonner Durchmusterung (BD) -21°4712, Hipparcos Input Catalog (HIC) 86736, Smithsonian Astrophysical Observatory (SAO) 185660, Fifth Fundamental Catalogue (FK5) 1463, Hoffleit Bright Star (HR) 6595
Heavy element abundance: 68% of Sol
Source for heavy element abundance: Strobel [Fe/H] Determinations
Arity: singular
Right Ascension and Declination: 17h43m25.803s, -21°40'59.51" (epoch 2000.0)
Distance from Sol: 57.2 light-years (17.5 parsecs)
Standard error in distance: 1.367%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -3.84, -53.0, -21.1
Galactic (X,Y,Z) coordinates in ly: 56.8, 6.25, 3.59
Proper motion: 0.105 arcsec/yr (245.4° from north)
Radial Velocity: 10.2 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 10.6, -6.12, 5.51

What do all these fields mean?


Spectral class: F5
Luminosity Class: V
Apparent visual magnitude: +4.88
Absolute visual magnitude: +3.66
Visual luminosity: 3.00 x Sol
Color indices: B-V= +0.47, U-B= -0.03, R-I= +0.26
Diameter: 1.32 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 1.73 A.U.s
Angular size of star in sky in CZ: 0.406452 degrees

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