HD 220689

Display orbital revolution around the star HD 220689
Imaginary Picture of Star HD 220689
Star Name : HD 220689
Alternate Name :
Star Distance (LY/pc): 152.9095 (LY) 46.8823 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.9579 (Rsun, estimated)
Stellar Mass (Msun): 0.0000 (Msun/observed) 1.0371 (Msun/estimated)
Spectral type : G3V
Metalicity : 0.0000
Absolute Magnitude : 4.41
Apparent Magnitude : 7.77
Right Ascension(RA) : 351.47080
Declination(DEC) : -20.61611
  • This is the HD 220689 . The star HD 220689 islocated about 152.9 light-years (46.9 pc) away from our Solar System.
  • The star HD 220689 has apparent magnitude of 7.8, with absolute magnitude of 4.4.
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HD 220689 b radius 0.907830 mass 1.060000 orbital distance 3.360000
    (Illustration of the HD 220689's Planetary System)



    The Star HD 220689 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.686 AU ( 102644206.6 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.948 AU ( 141881117.7 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.445 AU ( 216195425.1 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.127 AU ( 318141039.0 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 220689)



    Kopparapu's Recent Venus for Star HD 220689 distance : 0.712 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 220689 distance : 0.902 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 220689 distance : 0.871 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 220689 distance : 0.955 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 220689 distance : 1.594 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 220689 distance : 1.681 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 220689)



  • Original Kopparapu Recent Venus for Star HD 220689 distance : 0.713 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 220689 distance : 0.927 AU
  • Original Kopparapu Moist Greenhouse for Star HD 220689 distance : 0.943 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 220689 distance : 1.622 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 220689 distance : 1.687 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 220689)



    (Position in Stellar Map of star HD 220689 )



    (Zoomed position in Stellar Map of star HD 220689 (zoom level 3))

    (Synthetic Spectrum of star HD 112300*)
    *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