Kepler-217

Display orbital revolution around the star Kepler-217
Imaginary Picture of Star Kepler-217
Star Name : Kepler-217
Alternate Name : "2MASS J19320905+4616390, KIC 9590976, KOI-710, WISE J193209.05+461639.1"
Star Distance (LY/pc): 3721.2769 (LY) 1140.9500 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.8000 (Rsun, estimated)
Stellar Mass (Msun): 0.0000 (Msun/observed) 1.2720 (Msun/estimated)
Spectral type : G0
Metalicity : 0.0000
Absolute Magnitude : 2.03
Apparent Magnitude : 12.32
Right Ascension(RA) : 293.03774
Declination(DEC) : 46.27751
  • This is the Kepler-217 . The star Kepler-217 islocated about 3721.3 light-years (1141.0 pc) away from our Solar System.
  • The star Kepler-217 has apparent magnitude of 12.3, with absolute magnitude of 2.0.
  • Number of Extrasolar Planets : 3
  • Name of the 1 Planet Kepler-217 b radius 0.199000 mass 0.017499 orbital distance 0.065000
  • Name of the 2 Planet Kepler-217 c radius 0.165000 mass 0.014700 orbital distance 0.089000
  • Name of the 3 Planet Kepler-217 d radius 0.118000 mass 0.008449 orbital distance 0.000000
    (Illustration of the Kepler-217's Planetary System)



    The Star Kepler-217 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.485 AU ( 222147643.4 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 2.053 AU ( 307066097.2 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 3.128 AU ( 467900778.6 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 4.603 AU ( 688536493.1 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-217)



    Kopparapu's Recent Venus for Star Kepler-217 distance : 1.503 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-217 distance : 1.903 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-217 distance : 1.838 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-217 distance : 2.014 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-217 distance : 3.330 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-217 distance : 3.512 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-217)



  • Original Kopparapu Recent Venus for Star Kepler-217 distance : 1.517 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-217 distance : 1.953 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-217 distance : 2.008 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-217 distance : 3.390 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-217 distance : 3.525 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-217)



    (Position in Stellar Map of star Kepler-217 )



    (Zoomed position in Stellar Map of star Kepler-217 (zoom level 3))

    (Synthetic Spectrum of star KIC 5479689*)
    *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