HD 164922

Display orbital revolution around the star HD 164922
Imaginary Picture of Star HD 164922
Star Name : HD 164922
Alternate Name :
Star Distance (LY/pc): 72.1783 (LY) 22.1300 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.9990 (Rsun, estimated)
Stellar Mass (Msun): 0.8740 (Msun/observed) 0.8740 (Msun/estimated)
Spectral type : G9V
Metalicity : 0.1600
Absolute Magnitude : 5.27
Apparent Magnitude : 6.99
Right Ascension(RA) : 270.62500
Declination(DEC) : 26.31278
  • This is the HD 164922 . The star HD 164922 islocated about 72.2 light-years (22.1 pc) away from our Solar System.
  • The star HD 164922 has apparent magnitude of 7.0, with absolute magnitude of 5.3.
  • It is 0.9 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5293 with its spectral types of G9V
  • Number of Extrasolar Planets : 4
  • Name of the 1 Planet HD 164922 b radius 0.907830 mass 0.365000 orbital distance 2.160000
  • Name of the 2 Planet HD 164922 c radius 0.208923 mass 0.041000 orbital distance 0.341000
  • Name of the 3 Planet HD 164922 d radius 0.198887 mass 0.033100 orbital distance 0.122920
  • Name of the 4 Planet HD 164922 e radius 0.198887 mass 0.033100 orbital distance 0.229200
    (Illustration of the HD 164922's Planetary System)



    The Star HD 164922 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.606 AU ( 90704198.2 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.838 AU ( 125376905.8 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.277 AU ( 191046658.5 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.879 AU ( 281133527.2 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 164922)



    Kopparapu's Recent Venus for Star HD 164922 distance : 0.646 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 164922 distance : 0.818 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 164922 distance : 0.790 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 164922 distance : 0.867 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 164922 distance : 1.467 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 164922 distance : 1.547 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 164922)



  • Original Kopparapu Recent Venus for Star HD 164922 distance : 0.642 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 164922 distance : 0.842 AU
  • Original Kopparapu Moist Greenhouse for Star HD 164922 distance : 0.849 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 164922 distance : 1.492 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 164922 distance : 1.551 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 164922)



    (Position in Stellar Map of star HD 164922 )



    (Zoomed position in Stellar Map of star HD 164922 (zoom level 3))

    (Synthetic Spectrum of star HD 82943*)
    *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