Kepler-251
Imaginary Picture of Star Kepler-251
Star Name : Kepler-251
Alternate Name :
Star Distance (LY/pc): 0.0000 (LY) 0.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.8900 (Rsun, estimated)
Stellar Mass (Msun): 0.9100 (Msun/observed) 0.9100 (Msun/estimated)
Spectral type : G7
Metalicity : -0.1560
Absolute Magnitude : 25.00
Apparent Magnitude : 13.96
Right Ascension(RA) : 296.56622
Declination(DEC) : 44.10587
  • The star Kepler-251 has apparent magnitude of 14.0, with absolute magnitude of 25.0.
  • It is 0.9 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5526 with its spectral types of G7
  • Number of Extrasolar Planets : 4
  • Name of the 1 Planet Kepler-251 b radius 0.119000 mass 0.008713 orbital distance 0.053000
  • Name of the 2 Planet Kepler-251 c radius 0.247000 mass 0.021393 orbital distance 0.122000
  • Name of the 3 Planet Kepler-251 d radius 0.247000 mass 0.021393 orbital distance 0.182000
  • Name of the 4 Planet Kepler-251 e radius 0.247000 mass 0.021393 orbital distance 0.404000
    (Illustration of the Kepler-251's Planetary System)



    The Star Kepler-251 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.589 AU ( 88078494.0 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.814 AU ( 121747496.4 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.240 AU ( 185516241.8 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.825 AU ( 272995276.7 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-251)



    Kopparapu's Recent Venus for Star Kepler-251 distance : 0.619 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-251 distance : 0.784 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-251 distance : 0.757 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-251 distance : 0.831 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-251 distance : 1.395 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-251 distance : 1.472 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-251)



  • Original Kopparapu Recent Venus for Star Kepler-251 distance : 0.617 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-251 distance : 0.807 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-251 distance : 0.817 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-251 distance : 1.419 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-251 distance : 1.476 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-251)



    (Position in Stellar Map of star Kepler-251 )



    (Zoomed position in Stellar Map of star Kepler-251 (zoom level 3))