HD 159243

Display orbital revolution around the star HD 159243
Imaginary Picture of Star HD 159243
Star Name : HD 159243
Alternate Name :
Star Distance (LY/pc): 241.7761 (LY) 74.1290 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.0844 (Rsun, estimated)
Stellar Mass (Msun): 1.1250 (Msun/observed) 1.1250 (Msun/estimated)
Spectral type : G0V
Metalicity : 0.0500
Absolute Magnitude : 4.30
Apparent Magnitude : 8.65
Right Ascension(RA) : 263.33977
Declination(DEC) : 5.70083
  • This is the HD 159243 . The star HD 159243 islocated about 241.8 light-years (74.1 pc) away from our Solar System.
  • The star HD 159243 has apparent magnitude of 8.7, with absolute magnitude of 4.3.
  • It is 1.1 times more massive and 1.1 times bigger compared with our Sun. The surface temperature is 6123 with its spectral types of G0V
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet HD 159243 b radius 1.049916 mass 1.130000 orbital distance 0.110000
  • Name of the 2 Planet HD 159243 c radius 0.907830 mass 1.900000 orbital distance 0.800000
    (Illustration of the HD 159243's Planetary System)



    The Star HD 159243 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.881 AU ( 131762886.9 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.217 AU ( 182130743.5 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.855 AU ( 277526947.7 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.730 AU ( 408393061.1 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 159243)



    Kopparapu's Recent Venus for Star HD 159243 distance : 0.804 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 159243 distance : 1.018 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 159243 distance : 0.983 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 159243 distance : 1.078 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 159243 distance : 1.784 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 159243 distance : 1.881 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 159243)



  • Original Kopparapu Recent Venus for Star HD 159243 distance : 0.811 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 159243 distance : 1.045 AU
  • Original Kopparapu Moist Greenhouse for Star HD 159243 distance : 1.073 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 159243 distance : 1.815 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 159243 distance : 1.888 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 159243)



    (Position in Stellar Map of star HD 159243 )



    (Zoomed position in Stellar Map of star HD 159243 (zoom level 3))

    (Synthetic Spectrum of star HD 81817*)
    *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