Iota Pegasi

light-years
Proper names: Iota Pegasi, 24 Pegasi
Catalog numbers:
     Gliese (Gl) 848, Henry Draper (HD) 210027, Bonner Durchmusterung (BD) +24°4533, Hipparcos Input Catalog (HIC) 109176, Smithsonian Astrophysical Observatory (SAO) 90238, Fifth Fundamental Catalogue (FK5) 831, Hoffleit Bright Star (HR) 8430, New Suspected Variable (NSV) 14034
Heavy element abundance: 103% of Sol
Standard error in heavy element abundance: 22%
Source for heavy element abundance: Strobel [Fe/H] Determinations
Arity: singular
Right Ascension and Declination: 22h7m0.673s, +25°20'42.32" (epoch 2000.0)
Distance from Sol: 38.35 light-years (11.76 parsecs)
Standard error in distance: 0.8278%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 30.53, -16.40, 16.41
Galactic (X,Y,Z) coordinates in ly: 4.325, 34.65, -15.84
Proper motion: 0.3 arcsec/yr (84.5° from north)
Radial Velocity: -5.5 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -14.89, -7.058, -6.194

What do all these fields mean?


NOTE: This star is actually a close-orbiting binary pair. The data below are for both sub-components of the pair combined.
Spectral class: F5
Luminosity Class: V
Apparent visual magnitude: +3.77
Absolute visual magnitude: +3.42
Visual luminosity: 3.748 x Sol
Color indices: B-V= +0.44, U-B= -0.04
Diameter: 1.478 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 1.936 A.U.s
Angular size of star in sky in CZ: 0.407094 degrees

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