Kepler-203

Display orbital revolution around the star Kepler-203
Imaginary Picture of Star Kepler-203
Star Name : Kepler-203
Alternate Name : "2MASS J19482159+4123169, KIC 6062088, KOI-658, WISE J194821.58+412317.0"
Star Distance (LY/pc): 2340.9195 (LY) 717.7300 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.1100 (Rsun, estimated)
Stellar Mass (Msun): 0.9800 (Msun/observed) 0.9800 (Msun/estimated)
Spectral type : G2
Metalicity : -0.1070
Absolute Magnitude : 3.58
Apparent Magnitude : 12.86
Right Ascension(RA) : 297.08998
Declination(DEC) : 41.38804
  • This is the Kepler-203 . The star Kepler-203 islocated about 2340.9 light-years (717.7 pc) away from our Solar System.
  • The star Kepler-203 has apparent magnitude of 12.9, with absolute magnitude of 3.6.
  • It is 1.0 times more massive and 1.1 times bigger compared with our Sun. The surface temperature is 5821 with its spectral types of G2
  • Number of Extrasolar Planets : 3
  • Name of the 1 Planet Kepler-203 b radius 0.229000 mass 0.019940 orbital distance 0.043000
  • Name of the 2 Planet Kepler-203 c radius 0.220000 mass 0.019210 orbital distance 0.061000
  • Name of the 3 Planet Kepler-203 d radius 0.128000 mass 0.011372 orbital distance 0.100000
    (Illustration of the Kepler-203's Planetary System)



    The Star Kepler-203 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.815 AU ( 121892305.0 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.126 AU ( 168487019.8 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.716 AU ( 256736932.1 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.525 AU ( 377799642.5 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-203)



    Kopparapu's Recent Venus for Star Kepler-203 distance : 0.842 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-203 distance : 1.067 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-203 distance : 1.030 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-203 distance : 1.129 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-203 distance : 1.881 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-203 distance : 1.984 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-203)



  • Original Kopparapu Recent Venus for Star Kepler-203 distance : 0.844 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-203 distance : 1.096 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-203 distance : 1.117 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-203 distance : 1.915 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-203 distance : 1.991 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-203)



    (Position in Stellar Map of star Kepler-203 )



    (Zoomed position in Stellar Map of star Kepler-203 (zoom level 3))

    (Synthetic Spectrum of star *)
    *Yamashiki YA et al. 2019 ApJ 881 114
    MUSCLES Paper I - France et al. 2016 ApJ 820 89
    MUSCLES Paper II- Youngblood et al. 2016 ApJ 824 101
    MUSCLES Paper III- Loyd et al. 2016 ApJ 824 102