Catalog of Exoplanets

 399 Exoplanets

51 Pegasi b

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Planet Name 51 Pegasi b 
Explanation of Animations
Orbital Period (days) 4.23077 
Semi-major Axis (AU) 0.052 
Eccentricity 0 
Argument of Periapse (degrees)
  
Inclination (degrees)
  
Discovery Method/Date Code RV95 
Planet Mass (in Jupiter masses) 0.468 
Planet Radius (in Jupiter radii)
  
Planet Density (in grams/cc)
  
Number of Planets in System
 1 
Star Name
 51 Pegasi 
Alternative Star Name
  
Star Mass (in solar masses)
 1.11 
Star Radius (in solar radii)
 1.266 
Stellar Spectral Type
 G2IV 
Star Brightness (Visual Magnitudes)
 5.49 
Right Ascension
 22 57 27 
Declination
 +20 46 07 
Distance to the System (light-years)
 47.9 
Metal Enhancement
 1.58