Kepler-258
Imaginary Picture of Star Kepler-258
Star Name : Kepler-258
Alternate Name :
Star Distance (LY/pc): 0.0000 (LY) 0.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.9200 (Rsun, estimated)
Stellar Mass (Msun): 0.8000 (Msun/observed) 0.8000 (Msun/estimated)
Spectral type : K2
Metalicity : 0.4150
Absolute Magnitude : 25.00
Apparent Magnitude : 13.56
Right Ascension(RA) : 294.06848
Declination(DEC) : 46.57933
  • The star Kepler-258 has apparent magnitude of 13.6, with absolute magnitude of 25.0.
  • It is 0.8 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 4942 with its spectral types of K2
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet Kepler-258 b radius 0.362000 mass 0.030526 orbital distance 0.103000
  • Name of the 2 Planet Kepler-258 c radius 0.322000 mass 0.027376 orbital distance 0.193000
    (Illustration of the Kepler-258's Planetary System)



    The Star Kepler-258 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.487 AU ( 72820125.3 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.673 AU ( 100656443.4 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.025 AU ( 153378144.4 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.509 AU ( 225702658.6 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-258)



    Kopparapu's Recent Venus for Star Kepler-258 distance : 0.528 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-258 distance : 0.669 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-258 distance : 0.646 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-258 distance : 0.708 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-258 distance : 1.215 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-258 distance : 1.281 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-258)



  • Original Kopparapu Recent Venus for Star Kepler-258 distance : 0.522 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-258 distance : 0.689 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-258 distance : 0.691 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-258 distance : 1.235 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-258 distance : 1.284 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-258)



    (Position in Stellar Map of star Kepler-258 )



    (Zoomed position in Stellar Map of star Kepler-258 (zoom level 3))