HD 9578

Display orbital revolution around the star HD 9578
Imaginary Picture of Star HD 9578
Star Name : HD 9578
Alternate Name :
Star Distance (LY/pc): 183.7499 (LY) 56.3380 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.0811 (Rsun, estimated)
Stellar Mass (Msun): 1.1200 (Msun/observed) 1.1200 (Msun/estimated)
Spectral type : G1V
Metalicity : 0.1100
Absolute Magnitude : 4.46
Apparent Magnitude : 8.21
Right Ascension(RA) : 23.32144
Declination(DEC) : -38.24500
  • This is the HD 9578 . The star HD 9578 islocated about 183.7 light-years (56.3 pc) away from our Solar System.
  • The star HD 9578 has apparent magnitude of 8.2, with absolute magnitude of 4.5.
  • It is 1.1 times more massive and 1.1 times bigger compared with our Sun. The surface temperature is 5930 with its spectral types of G1V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HD 9578 b radius 0.907830 mass 0.620000 orbital distance 0.000000
    (Illustration of the HD 9578's Planetary System)



    The Star HD 9578 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.824 AU ( 123202400.3 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.138 AU ( 170297913.8 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.735 AU ( 259496333.8 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.553 AU ( 381860223.0 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 9578)



    Kopparapu's Recent Venus for Star HD 9578 distance : 0.779 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 9578 distance : 0.987 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 9578 distance : 0.953 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 9578 distance : 1.044 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 9578 distance : 1.735 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 9578 distance : 1.830 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 9578)



  • Original Kopparapu Recent Venus for Star HD 9578 distance : 0.782 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 9578 distance : 1.013 AU
  • Original Kopparapu Moist Greenhouse for Star HD 9578 distance : 1.035 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 9578 distance : 1.766 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 9578 distance : 1.837 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 9578)



    (Position in Stellar Map of star HD 9578 )



    (Zoomed position in Stellar Map of star HD 9578 (zoom level 3))

    (Synthetic Spectrum of star HATS-1*)
    *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