HD 217107

Display orbital revolution around the star HD 217107
Imaginary Picture of Star HD 217107
Star Name : HD 217107
Alternate Name :
Star Distance (LY/pc): 64.3180 (LY) 19.7200 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.0800 (Rsun, estimated)
Stellar Mass (Msun): 1.0200 (Msun/observed) 1.0200 (Msun/estimated)
Spectral type : G8 IV
Metalicity : 0.3700
Absolute Magnitude : 4.69
Apparent Magnitude : 6.16
Right Ascension(RA) : 344.56475
Declination(DEC) : -2.39500
  • This is the HD 217107 . The star HD 217107 islocated about 64.3 light-years (19.7 pc) away from our Solar System.
  • The star HD 217107 has apparent magnitude of 6.2, with absolute magnitude of 4.7.
  • It is 1.0 times more massive and 1.1 times bigger compared with our Sun. The surface temperature is 5666 with its spectral types of G8 IV
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet HD 217107 b radius 1.049905 mass 1.394000 orbital distance 0.074600
  • Name of the 2 Planet HD 217107 c radius 0.907830 mass 4.090000 orbital distance 5.940000
    (Illustration of the HD 217107's Planetary System)



    The Star HD 217107 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.751 AU ( 112366022.6 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.038 AU ( 155319207.9 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.582 AU ( 236672100.8 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.328 AU ( 348273364.3 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 217107)



    Kopparapu's Recent Venus for Star HD 217107 distance : 0.784 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 217107 distance : 0.992 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 217107 distance : 0.959 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 217107 distance : 1.051 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 217107 distance : 1.758 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 217107 distance : 1.854 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 217107)



  • Original Kopparapu Recent Venus for Star HD 217107 distance : 0.783 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 217107 distance : 1.020 AU
  • Original Kopparapu Moist Greenhouse for Star HD 217107 distance : 1.036 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 217107 distance : 1.789 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 217107 distance : 1.860 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 217107)



    (Position in Stellar Map of star HD 217107 )



    (Zoomed position in Stellar Map of star HD 217107 (zoom level 3))

    (Synthetic Spectrum of star HD 109988*)
    *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