Gamma Serpentis

light-years
Proper names: Gamma Serpentis, 41 Serpentis
Catalog numbers:
     Gliese (Gl) 603, Henry Draper (HD) 142860, Bonner Durchmusterung (BD) +16°2849, Luyten Half-Second (LHS) 408, Hipparcos Input Catalog (HIC) 78072, Smithsonian Astrophysical Observatory (SAO) 101826, Fifth Fundamental Catalogue (FK5) 591, Hoffleit Bright Star (HR) 5933, New Suspected Variable (NSV) 7350
Age: 3400 million years
Source for age: B. Edvardsson et al., "Chemical Evolution of the Galactic Disc", A&AP 275
Heavy element abundance: 60% of Sol
Source for heavy element abundance: B. Edvardsson et al., "Chemical Evolution of the Galactic Disc", A&AP 275
Arity: singular
Right Ascension and Declination: 15h56m27.187s, +15°39'41.88" (epoch 2000.0)
Distance from Sol: 36.27 light-years (11.12 parsecs)
Standard error in distance: 0.7944%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -17.93, -29.97, 9.792
Galactic (X,Y,Z) coordinates in ly: 22.63, 11.96, 25.71
Proper motion: 1.322 arcsec/yr (166.6° from north)
Radial Velocity: 6.6 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 56.32, -33.42, -24.72

What do all these fields mean?


Spectral class: F6
Luminosity Class: V
Apparent visual magnitude: +3.85
Absolute visual magnitude: +3.61
Visual luminosity: 3.121 x Sol
Color indices: B-V= +0.48, U-B= -0.03, R-I= +0.14
Diameter: 1.912 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 1.767 A.U.s
Angular size of star in sky in CZ: 0.577073 degrees

light-years
but not more than light-years away
Data for this star system were most recently updated on 12-May-2001.