15 Leonis Minoris

light-years
Proper names: 15 Leonis Minoris
Catalog numbers:
     Gliese (Gl) 368, Henry Draper (HD) 84737, Bonner Durchmusterung (BD) +46°1551, Hipparcos Input Catalog (HIC) 48113, Smithsonian Astrophysical Observatory (SAO) 43046, Fifth Fundamental Catalogue (FK5) 1255, Hoffleit Bright Star (HR) 3881
Age: 6500 million years
Source for age: B. Edvardsson et al., "Chemical Evolution of the Galactic Disc", A&AP 275
Heavy element abundance: 91% of Sol
Source for heavy element abundance: Strobel [Fe/H] Determinations
Arity: singular
Right Ascension and Declination: 9h48m35.379s, +46°1'15.62" (epoch 2000.0)
Distance from Sol: 60.1 light-years (18.4 parsecs)
Standard error in distance: 1.3455%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -35.1, 22.6, 43.3
Galactic (X,Y,Z) coordinates in ly: -38.3, 4.73, 46.1
Proper motion: 0.242 arcsec/yr (113.1° from north)
Radial Velocity: 5 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 12.1, -5.66, 17.2

What do all these fields mean?


Spectral class: G0.5
Luminosity Class: Va
Apparent visual magnitude: +5.09
Absolute visual magnitude: +3.77
Visual luminosity: 2.71 x Sol
Color indices: B-V= +0.62, U-B= +0.10, R-I= +0.22
Mass: 1.1 x Sol
Diameter: 1.62 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 1.65 A.U.s
Orbital period in CZ: 2.01419 years
Tidal index in CZ: 0.246491
Angular size of star in sky in CZ: 0.525928 degrees

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