Kepler-28
Imaginary Picture of Star Kepler-28
Star Name : Kepler-28
Alternate Name :
Star Distance (LY/pc): 1989.5516 (LY) 610.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.7000 (Rsun, estimated)
Stellar Mass (Msun): 0.7500 (Msun/observed) 0.7500 (Msun/estimated)
Spectral type : K4
Metalicity : 0.3400
Absolute Magnitude : 6.57
Apparent Magnitude : 15.50
Right Ascension(RA) : 292.13750
Declination(DEC) : 42.42944
  • This is the Kepler-28 . The star Kepler-28 islocated about 1989.6 light-years (610.0 pc) away from our Solar System.
  • The star Kepler-28 has apparent magnitude of 15.5, with absolute magnitude of 6.6.
  • It is 0.8 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4590 with its spectral types of K4
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet Kepler-28 b radius 0.320000 mass 1.510000 orbital distance 0.062000
  • Name of the 2 Planet Kepler-28 c radius 0.300000 mass 1.360000 orbital distance 0.081000
    (Illustration of the Kepler-28's Planetary System)



    The Star Kepler-28 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.319 AU ( 47794896.3 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.442 AU ( 66065037.0 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.673 AU ( 100668496.2 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.990 AU ( 148138102.1 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-28)



    Kopparapu's Recent Venus for Star Kepler-28 distance : 0.352 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-28 distance : 0.445 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-28 distance : 0.430 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-28 distance : 0.472 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-28 distance : 0.821 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-28 distance : 0.866 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-28)



  • Original Kopparapu Recent Venus for Star Kepler-28 distance : 0.347 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-28 distance : 0.460 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-28 distance : 0.459 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-28 distance : 0.835 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-28 distance : 0.868 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-28)



    (Position in Stellar Map of star Kepler-28 )



    (Zoomed position in Stellar Map of star Kepler-28 (zoom level 3))