KOI-12
Imaginary Picture of Star KOI-12
Star Name : KOI-12
Alternate Name : Kepler-448
Star Distance (LY/pc): 1389.4246 (LY) 426.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.6300 (Rsun, estimated)
Stellar Mass (Msun): 1.4520 (Msun/observed) 1.4520 (Msun/estimated)
Spectral type : F3
Metalicity : 0.0000
Absolute Magnitude : 3.36
Apparent Magnitude : 11.51
Right Ascension(RA) : 297.45372
Declination(DEC) : 41.01100
  • This is the KOI-12 . The star KOI-12 islocated about 1389.4 light-years (426.0 pc) away from our Solar System.
  • The star KOI-12 has apparent magnitude of 11.5, with absolute magnitude of 3.4.
  • It is 1.5 times more massive and 1.6 times bigger compared with our Sun. The surface temperature is 6820 with its spectral types of F3
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet Kepler-448 b radius 1.430000 mass 10.000000 orbital distance 0.151000
    (Illustration of the KOI-12's Planetary System)



    The Star KOI-12 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.642 AU ( 245705267.0 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 2.270 AU ( 339628889.4 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 3.459 AU ( 517519267.8 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 5.091 AU ( 761552273.6 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star KOI-12)



    Kopparapu's Recent Venus for Star KOI-12 distance : 1.601 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star KOI-12 distance : 2.028 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star KOI-12 distance : 1.958 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star KOI-12 distance : 2.143 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star KOI-12 distance : 3.514 AU
    Kopparapu's Outer Boundary for Early Mars for Star KOI-12 distance : 3.706 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star KOI-12)



  • Original Kopparapu Recent Venus for Star KOI-12 distance : 1.640 AU
  • Original Kopparapu Runaway Greenhouse for Star KOI-12 distance : 2.077 AU
  • Original Kopparapu Moist Greenhouse for Star KOI-12 distance : 2.170 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star KOI-12 distance : 3.578 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star KOI-12 distance : 3.721 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star KOI-12)



    (Position in Stellar Map of star KOI-12 )



    (Zoomed position in Stellar Map of star KOI-12 (zoom level 3))