EP Eridani

light-years
Proper names: EP Eridani
Catalog numbers:
     Gliese (Gl) 117, Henry Draper (HD) 17925, Bonner Durchmusterung (BD) -13°544, Hipparcos Input Catalog (HIC) 13402, Smithsonian Astrophysical Observatory (SAO) 148647, Hoffleit Bright Star (HR) 857, New Suspected Variable (NSV) 975
Heavy element abundance: 98% of Sol
Standard error in heavy element abundance: 28%
Source for heavy element abundance: Strobel [Fe/H] Determinations
Arity: singular
Right Ascension and Declination: 2h52m32.135s, -12°46'11.08" (epoch 2000.0)
Distance from Sol: 33.86 light-years (10.38 parsecs)
Standard error in distance: 0.793%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 24.10, 22.58, -7.484
Galactic (X,Y,Z) coordinates in ly: -17.70, -3.868, -28.60
Proper motion: 0.435 arcsec/yr (115.2° from north)
Radial Velocity: 18.8 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -15.68, -21.76, -9.612

What do all these fields mean?


Spectral class: K2
Luminosity Class: V
Apparent visual magnitude: +6.04
Absolute visual magnitude: +5.96
Visual luminosity: 0.360 x Sol
Color indices: B-V= +0.87
Diameter: 0.915 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 0.600 A.U.s
Angular size of star in sky in CZ: 0.813107 degrees

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